BSRR / Sierra Bancorp - Depositi SEC, Relazione annuale, dichiarazione di delega

Sierra Bancorp
US ˙ NasdaqGS ˙ US82620P1021

Statistiche di base
LEI 5493006EYJ8EDSZFXG70
CIK 1130144
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Sierra Bancorp
SEC Filings (Chronological Order)
Questa pagina fornisce un elenco completo e cronologico dei depositi SEC, esclusi i documenti di proprietà che forniamo altrove.
August 1, 2025 10-Q

0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2025 Commission file number: 000-3306

Table of Contents 0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 28, 2025 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 28, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 28, 2025 EX-99.1

SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2025

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 28, 2025 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2025 Porterville, Calif. – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudite

July 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 28, 2025 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 28, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 25, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 24, 2025 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 24, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 25, 2025 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 25, 2025 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, CALIF. - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regular

July 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 7, 2025 SIERRA BANCORP (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 7, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numbe

July 7, 2025 EX-10.1

Employment Agreement by and between Sierra Bancorp, Bank of the Sierra and William J Wade II, dated July 1, 2025

Exhibit 10.1 EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) is entered into on July 1, 2025 to be effective as of July 7, 2025, by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and William J. Wade II (“Executive”) on the following terms and conditions. 1. Position Executive shall be the Bank’s and

May 22, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 21, 2025 SIERRA BANCORP (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 21, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numbe

May 5, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 5, 2025 SIERRA BANCORP (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 5, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Number

May 2, 2025 10-Q

0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2025 Commission file number: 000-330

Table of Contents 0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 28, 2025 SIERRA BANCORP (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 28, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 28, 2025 EX-99.1

SIERRA BANCORP REPORTS FIRST QUARTER 2025 RESULTS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 28, 2025 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS FIRST QUARTER 2025 RESULTS PORTERVILLE, CALIF. – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the quarter ended March

April 25, 2025 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 24, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 25, 2025 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 25, 2025 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, CALIF. - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regular

April 8, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

April 8, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

March 21, 2025 8-K

Financial Statements and Exhibits, Changes in Registrant's Certifying Accountant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 20, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

March 21, 2025 EX-16.1

Letter, dated March 20, 2025, from RSM US LLP, to the Securities and Exchange Commission regarding change in Certifying Accountant of the Company.

EXHIBIT 16.1 March 20, 2025 Securities and Exchange Commission Washington, D.C. 20549 Commissioners: We have read Sierra Bancorp’s (the Company) statements included under Item 4.01 of its Form 8-K filed on March 20, 2025, and, other than as noted in the following sentences, we agree with such statements concerning our firm. On March 14, 2025, we received a draft 8-K stating RSM US LLP was dismisse

March 18, 2025 EX-19

Insider Trading Policy

Exhibit 19 Sierra Bancorp / Bank of the Sierra Insider Trading Policy Printed copies are for reference only.

March 18, 2025 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

March 18, 2025 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No.1

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No.1 ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-33063 SIERRA BANCORP (Exact name

March 11, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 11, 2025 SIERRA BANCORP (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 11, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

March 3, 2025 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

March 3, 2025 EX-19

Insider Trading Policy

Exhibit 19 Sierra Bancorp / Bank of the Sierra Insider Trading Policy Printed copies are for reference only.

March 3, 2025 EX-10.24

10b5-1 Plan for Lynda Scearcy

Exhibit 10.27 ISSUER NAME Sierra Bancorp (the "Issuer") TICKER SYMBOL BSRR SELLER NAME Lynda Scearcy ("Seller") PLAN ACCOUNT NUMBER XXXX-2787 FA NAME Corporate & Institutional Advisory Services PLAN SIGNATURE DATE The date on which the Seller executes this Sales Plan below ("Signature Date") PLAN TYPE (select all that apply) ☒ Owned Shares held in Street Name in Plan Account ☒ Option Shares ☐ Awar

March 3, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-33063 SIERRA BANCORP (Exact name of registrant as

January 29, 2025 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 29, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 27, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 27, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 27, 2025 EX-99.1

SIERRA BANCORP REPORTS YEAR END 2024 RESULTS AND QUARTERLY EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 27, 2025 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS YEAR END 2024 RESULTS AND QUARTERLY EARNINGS PORTERVILLE, CALIF. – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced unaudited financial results for the thr

January 24, 2025 8-K/A

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 23, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation

January 24, 2025 EX-99.1

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EX-99.1 2 bsrr-20250123xex99d1.htm EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 24, 2025 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP ANNOUNCES 4% INCREASE IN QUARTERLY CASH DIVIDEND PORTERVILLE, CALIF. - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra,

January 24, 2025 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 24, 2025 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP ANNOUNCES 4% INCREASE IN QUARTERLY CASH DIVIDEND PORTERVILLE, CALIF. - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has

January 24, 2025 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 23, 2025 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

November 7, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 7, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

November 7, 2024 10-Q

0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2024 Commission file number: 000

Table of Contents 0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 25, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 21, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 21, 2024 EX-99.1

“If opportunity doesn’t knock, make a door.” Milton Berle

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 21, 2024 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR THIRD QUARTER AND FIRST NINE MONTHS OF 2024 PORTERVILLE, CALIF. – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaud

October 21, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 21, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 18, 2024 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 18, 2024 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP ANNOUNCES SHARE REPURCHASE PROGRAM AND DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif. - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its

October 18, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 17, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

August 5, 2024 10-Q

0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2024 Commission file number: 000-3306

Table of Contents 0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 30, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 30, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 25, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 23, 2024 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 23, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 22, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 22, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 22, 2024 EX-99.1

SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2024

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 22, 2024 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2024 Porterville, Calif. – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudite

July 19, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 18, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 19, 2024 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 19, 2024 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP ANNOUNCES 4% INCREASE IN QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has decl

May 24, 2024 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 22, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numbe

May 9, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 9, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Number

May 6, 2024 10-Q

0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2024 Commission file number: 000-330

Table of Contents 0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 22, 2024 EX-99.1

SIERRA BANCORP REPORTS FIRST QUARTER 2024 RESULTS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 22, 2024 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS FIRST QUARTER 2024 RESULTS Porterville, Calif. – April 22, 2024 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the quarter ended March

April 22, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 22, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 19, 2024 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 19, 2024 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regular

April 19, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 18, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 9, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

April 9, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

March 25, 2024 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

March 25, 2024 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1 ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-33063 SIERRA BANCORP (Exact name

March 25, 2024 EX-97.1

Incentive Compensation Recovery Policy

Exhibit 97.1 Incentive Compensation Recovery Policy Table of Contents Contents Statement of Purpose: 2 Authority and Responsibility: 2 Definitions: 2 Incentive-Based Compensation received by Covered Employees: 4 Required Recoupment of Erroneously Awarded Compensation: 4 Amount Subject to Recovery: 4 Method of Recoupment: 5 No Indemnification of Covered Executives: 6 Administrator Indemnification:

March 22, 2024 EX-97.1

Incentive Compensation Recovery Policy

Exhibit 97.1 Incentive Compensation Recovery Policy Table of Contents Contents Statement of Purpose: 2 Authority and Responsibility: 2 Definitions: 2 Incentive-Based Compensation received by Covered Employees: 4 Required Recoupment of Erroneously Awarded Compensation: 4 Amount Subject to Recovery: 4 Method of Recoupment: 5 No Indemnification of Covered Executives: 6 Administrator Indemnification:

March 22, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-33063 SIERRA BANCORP (Exact name of registrant as

March 22, 2024 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

March 15, 2024 NT 10-K

SEC FILE NUMBER

SEC FILE NUMBER 000-33063 CUSIP NUMBER 82620P102 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 9, 2024 SC 13G/A

BSRR / Sierra Bancorp / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8 )* Sierra Bancorp (Name of Issuer) Common Stock (Title of Class of Securities) 82620P102 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

January 31, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 31, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 29, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 29, 2024 SIERRA BANCORP (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 29, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 29, 2024 EX-99.1

SIERRA BANCORP REPORTS STRATEGIC SECURITIES TRANSACTION AS WELL AS FOURTH QUARTER AND YEAR END 2023 RESULTS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 29, 2024 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS STRATEGIC SECURITIES TRANSACTION AS WELL AS FOURTH QUARTER AND YEAR END 2023 RESULTS PORTERVILLE, CALIF –(BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced a

January 19, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 18, 2024 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 19, 2024 EX-99.1

###################################

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 19, 2024 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regula

December 28, 2023 EX-10.1

Agreement for the Purchase and Sale of Real Property (Tranche 1), dated December 21, 2023, by and between the Bank of Sierra and Bots Owner LLC*

Exhibit 10.1 AGREEMENT FOR PURCHASE AND SALE OF REAL PROPERTY (TRANCHE 1) THISAGREEMENTFORPURCHASEANDSALEOFREALPROPERTY (TRANCHE 1) (this “Agreement”) is made as of this 21 day of December, 2023 (the “Effective Date”), by and between BOTS OWNER LLC, a Delaware limited liability company (“Buyer”), and BANK OF THE SIERRA, a California corporation (“Seller”). FOR AND IN CONSIDERATION OF THE MUTUAL PR

December 28, 2023 EX-10.2

Agreement for the Purchase and Sale of Real Property (Tranche 2), dated December 21, 2023, by and between the Bank of Sierra and Bots Owner 002 LLC*

Exhibit 10.2 AGREEMENT FOR PURCHASE AND SALE OF REAL PROPERTY (TRANCHE 2) THISAGREEMENTFORPURCHASEANDSALEOFREALPROPERTY (TRANCHE 2) (this “Agreement”) is made as of this 21 day of December, 2023 (the “Effective Date”), by and between BOTS OWNER 002 LLC, a Delaware limited liability company (collectively, “Buyer”), and BANK OF THE SIERRA, a California corporation (“Seller”). FOR AND IN CONSIDERATIO

December 28, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 21, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File

November 2, 2023 10-Q

0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2023 Commission file number: 000

Table of Contents 0 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 1, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 1, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 23, 2023 EX-99.1

SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR THIRD QUARTER AND FIRST NINE MONTHS OF 2023

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 23, 2023 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR THIRD QUARTER AND FIRST NINE MONTHS OF 2023 PORTERVILLE, CALIF. – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited fina

October 23, 2023 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 23, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 20, 2023 EX-99.1

###################################

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 20, 2023 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP ANNOUNCES SHARE REPURCHASE PROGRAM AND DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its B

October 20, 2023 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 19, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

August 31, 2023 EX-10.1

Employment agreement dated as of August 25, 2023 for Natalia Coen, Chief Risk Officer

EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) is entered into on August 25, 2023 to be effective as of September 20, 2023, by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Natalia Coen (“Executive”) on the following terms and conditions.

August 31, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 25, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Nu

August 31, 2023 EX-99.1

August 30, 2023

FOR IMMEDIATE RELEASE Date: August 30, 2023 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.

August 7, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 7, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

August 3, 2023 EX-10.27

10b5-1 Plan for Susan Abundis

Exhibit 10.27 ISSUER NAME Sierra Bancorp (the "Issuer") TICKER SYMBOL BSRR SELLER NAME Susan Abundis ("Seller") PLAN ACCOUNT NUMBER XXXX-0527 FA NAME Corporate & Institutional Advisory Services PLAN SIGNATURE DATE The date on which the Seller executes this Sales Plan below ("Signature Date") PLAN TYPE (select all that apply) ☐ Owned Shares held in Street Name in Plan Account ☐ Option Shares ☒ Awar

August 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2023 Commission file number: 000-33063

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2023 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Employer I

July 24, 2023 EX-99.1

SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2023

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 24, 2023 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS IMPROVED FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2023 Porterville, CA – (BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited fi

July 24, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 24, 2023 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 24, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 21, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 20, 2023 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 20, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 21, 2023 EX-99.1

###################################

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 21, 2023 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regular q

July 20, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 20, 2023 SIERRA BANCORP (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 20, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

June 15, 2023 EX-4.1

2023 Equity Based Compensation Plan

Exhibit 4.1 2023 EQUITY BASED COMPENSATION PLAN I. THE PLAN 1.1. Purpose. The purpose of this 2023 Equity Based Compensation Plan (the “Plan”) is to promote the success of the Company by providing an additional means through the grant of Awards to attract, motivate, and retain key employees, including officers, and directors of the Company through the grant of stock-based compensation awards and i

June 15, 2023 EX-24.1

Power of Attorney

Exhibit 24.1 POWERS OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that each of the undersigned directors of Sierra Bancorp, a California corporation (the “Company”), does hereby constitute and appoint Kevin J. McPhaill and Christopher G. Treece and each of them (with full power to each of them to act alone), his/her true and lawful attorneys in fact and agents for him/her and on his/her behalf and i

June 15, 2023 EX-FILING FEES

Calculation of Filing Fee Table

EX-FILING FEES 6 tmb-20230615xexfilingfees.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Registration Statement on Form S-8 (Form Type) Sierra Bancorp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregat

June 15, 2023 S-8

As filed with the Securities and Exchange Commission June 15, 2023 Registration No. 333-_____ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 SIERRA BANCORP (Exact nam

As filed with the Securities and Exchange Commission June 15, 2023 Registration No.

May 25, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 24, 2023 SIERRA BANCORP (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 24, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numbe

May 24, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 24, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numbe

May 5, 2023 EX-10.26

Split Dollar Agreement for Albert Berra

BANK OF THE SIERRA SPLIT DOLLAR AGREEMENT THIS AGREEMENT is adopted this 16th day of March, 2023, by and between BANK OF THE SIERRA, a state-chartered commercial bank located in Porterville, California (the “Company”), and ALBERT BERRA (the “Director”).

May 5, 2023 EX-10.27

10b5-1 Plan for Susan Abundis

Exhibit 10.27 ISSUER NAME Sierra Bancorp (the "Issuer") TICKER SYMBOL BSRR SELLER NAME Susan Abundis ("Seller") PLAN ACCOUNT NUMBER XXXX-0527 FA NAME Corporate & Institutional Advisory Services PLAN SIGNATURE DATE The date on which the Seller executes this Sales Plan below ("Signature Date") PLAN TYPE (select all that apply) ☐ Owned Shares held in Street Name in Plan Account ☐ Option Shares ☒ Awar

May 5, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2023 Commission file number: 000-33063

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2023 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Employer

April 25, 2023 DEFR14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Amendment 1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Amendment 1 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

April 24, 2023 EX-99.1

SIERRA BANCORP REPORTS QUARTERLY RESULTS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 24, 2023 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS QUARTERLY RESULTS Porterville, Calif. – April 24, 2023 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the quarter ended March 31, 2023.

April 24, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 24, 2023 SIERRA BANCORP (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 24, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 21, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 20, 2023 SIERRA BANCORP (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 20, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 21, 2023 EX-99.1

###################################

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 21, 2023 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regular

April 13, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

April 13, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

April 3, 2023 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

March 24, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 21, 2023 SIERRA BANCORP (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 21, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

March 24, 2023 EX-16.1

Letter, dated March 22, 2023, from Eide Bailly, LLP, to the Securities and Exchange Commission regarding change in Certifying Accountant of the Company.

EXHIBIT 16.1 March 22, 2023 Securities and Exchange Commission 100 F Street NE Washington, DC 20549 Commissioners: On March 21, 2023, we were informed of our dismissal as the independent registered public accounting firm for Sierra Bancorp (the Company). We have read the statements made by the Company, which we understand will be filed with the Securities and Exchange Commission, pursuant to Item

March 9, 2023 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

March 9, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-33063 SIERRA BANCORP (Exact name of registrant as

February 10, 2023 SC 13G/A

BSRR / Sierra Bancorp / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7 )* Sierra Bancorp (Name of Issuer) Common Stock (Title of Class of Securities) 82620P102 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

February 1, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 1, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 30, 2023 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 30, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 30, 2023 EX-99.1

SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR FOURTH QUARTER AND THE YEAR ENDING 2022

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 30, 2023 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR FOURTH QUARTER AND THE YEAR ENDING 2022 PORTERVILLE, CALIF –(BUSINESS WIRE) – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial

January 20, 2023 EX-10.5

Jennifer Johnson, CAO

EX-10.5 6 bsrr-20230119xex10d5.htm EX-10.5 FIRST AMENDMENT TO EMPLOYMENT AGREEMENT THIS FIRST AMENDMENT TO EMPLOYMENT AGREEMENT (the “First Amendment”) is entered into as of December [*], 2022 by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Jennifer A. Johnson (“Executive”) on the following terms and conditions

January 20, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 19, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 20, 2023 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 20, 2023 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regula

January 20, 2023 EX-10.3

Hugh Boyle, CCO

SECOND AMENDMENT TO EMPLOYMENT AGREEMENT THIS SECOND AMENDMENT TO EMPLOYMENT AGREEMENT (the “Second Amendment”) is entered into as of December [*], 2022 by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Hugh F.

January 20, 2023 EX-10.2

Christopher Treece, CFO

EX-10.2 3 bsrr-20230119xex10d2.htm EX-10.2 FIRST AMENDMENT TO EMPLOYMENT AGREEMENT THIS FIRST AMENDMENT TO EMPLOYMENT AGREEMENT (the “First Amendment”) is entered into as of December [*], 2022 by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Christopher G. Treece (“Executive”) on the following terms and conditio

January 20, 2023 EX-10.1

Kevin McPhaill, CEO

EX-10.1 2 bsrr-20230119xex10d1.htm EX-10.1 FIRST AMENDMENT TO EMPLOYMENT AGREEMENT THIS FIRST AMENDMENT TO EMPLOYMENT AGREEMENT (the “First Amendment”) is entered into as of December [*], 2022 by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Kevin J. McPhaill (“Executive”) on the following terms and conditions.

January 20, 2023 EX-10.4

Michael Olague, CBO

FIRST AMENDMENT TO EMPLOYMENT AGREEMENT THIS FIRST AMENDMENT TO EMPLOYMENT AGREEMENT (the “First Amendment”) is entered into as of December [*], 2022 by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Michael W.

January 20, 2023 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 19, 2023 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

November 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2022 Commission file number: 000-3

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 3, 2022 EX-10.25

Split Dollar Master Agreement and Election Form Effective October 1, 2002, for Kevin McPhaill

BANK OF THE SIERRA SPLIT DOLLAR INSURANCE PLAN ? THIS PLAN is adopted this 1st day of October 2002, by BANK OF THE SIERRA a state-chartered commercial bank located in Porterville, California (the ?Company").

October 31, 2022 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 31, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 24, 2022 EX-99.1

SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR THIRD QUARTER AND FIRST NINE MONTHS OF 2022

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 24, 2022 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com ? ? ? SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR THIRD QUARTER AND FIRST NINE MONTHS OF 2022 ? ? PORTERVILLE, CALIF. ? (BUSINESS WIRE) ? Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unau

October 24, 2022 8-K

Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 24, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commi

October 21, 2022 8-K

Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 20, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commi

October 21, 2022 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE ? Date: October 21, 2022 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com ? SIERRA BANCORP ANNOUNCES SHARE REPURCHASE PROGRAM AND DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that i

August 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2022 Commission file number: 000-33063

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 1, 2022 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 1, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

July 25, 2022 8-K

Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 25, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commissi

July 25, 2022 EX-99.1

SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2022

Exhibit 99.1 FOR IMMEDIATE RELEASE ? ? Date: July 25, 2022 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com ? ? ? SIERRA BANCORP REPORTS FINANCIAL RESULTS FOR SECOND QUARTER AND FIRST SIX MONTHS OF 2022 ? Porterville, CA ? July 25, 2022 ? Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited f

July 22, 2022 8-K

Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 22, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commissi

July 22, 2022 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE ? Date: July 22, 2022 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com ? SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regul

May 26, 2022 8-K

Submission of Matters to a Vote of Security Holders

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 25, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commissio

May 26, 2022 EX-3.3

Amended and Restated By-laws of Sierra Bancorp

? Exhibit 3.3 AMENDED AND RESTATED BYLAWS OF SIERRA BANCORP (a California corporation) ? Adopted November 16, 2000 As Amended and Restated May 25, 2022 ? ? ? ? ? TABLE OF CONTENTS ? ARTICLE I 1 ? Section 1.1 PRINCIPAL OFFICES. 1 ? Section 1.2 CHANGE IN LOCATION OR NUMBER OF OFFICES. 1 ARTICLE II 1 ? Section 2.1 PLACE OF MEETINGS. 1 ? Section 2.2 ANNUAL MEETINGS. 2 ? Section 2.3 NOMINATIONS FOR DIR

May 5, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2022 Commission file number: 000-33063

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 4, 2022 8-K

Regulation FD Disclosure

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 4, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission

April 25, 2022 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 25, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 25, 2022 EX-99.1

SIERRA BANCORP REPORTS QUARTERLY RESULTS

? Exhibit 99.1 FOR IMMEDIATE RELEASE ? ? Date: April 25, 2022 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com ? ? ? SIERRA BANCORP REPORTS QUARTERLY RESULTS ? Porterville, Calif. ? April 25, 2022 ? Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the quarter ended M

April 22, 2022 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE ? Date: April 22, 2022 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com ? SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a regu

April 22, 2022 8-K

Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 22, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commiss

April 15, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Sta

April 15, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Sta

April 5, 2022 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Sta

March 10, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 10, 2022 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp ? ? ? Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware ?

February 8, 2022 SC 13G/A

BSRR / Sierra Bancorp / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6 )* Sierra Bancorp (Name of Issuer) Common Stock (Title of Class of Securities) 82620P102 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

February 2, 2022 8-K

Regulation FD Disclosure

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 2, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commi

January 24, 2022 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 24, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 24, 2022 EX-99.1

SIERRA BANCORP ANNOUNCES RECORD 2021 EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 24, 2022 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com ? ? ? SIERRA BANCORP ANNOUNCES RECORD 2021 EARNINGS Company Release ? 01/24/2022 ? Net income of $43.0 million for the year ended December 31, 2021, as compared to $35.4 million for the same period in 2020, an increase of $7

January 21, 2022 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE ? Date: January 21, 2022 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com ? SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that its Board of Directors has declared a re

January 21, 2022 8-K

Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 21, 2022 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commi

November 4, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2021 Commission file number: 000-3

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 4, 2021 8-K

Regulation FD Disclosure

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 4, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commi

October 25, 2021 EX-99.1

SIERRA BANCORP ANNOUNCES QUARTERLY AND YEAR TO DATE EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 25, 2021 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com ? ? ? SIERRA BANCORP ANNOUNCES QUARTERLY AND YEAR TO DATE EARNINGS Company Release ? 10/25/2021 ? Completed $50.0 million issuance of ten-year fixed-to-floating subordinated debentures at 3.25% during the quarter. ? Net inco

October 25, 2021 8-K

Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 25, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commi

October 22, 2021 8-K

Other Events

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 21, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Com

October 22, 2021 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE ? Date: October 22, 2021 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com ? SIERRA BANCORP ANNOUNCES SHARE REPURCHASE PROGRAM AND DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, Calif - (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, announced that i

September 24, 2021 EX-10.1

Form of Subordinated Note Purchase Agreement, dated as of September 24, 2021

Exhibit 10.1 SUBORDINATED NOTE PURCHASE AGREEMENT This SUBORDINATED NOTE PURCHASE AGREEMENT (this ?Agreement?) is dated as of September 24, 2021, and is made by and among Sierra Bancorp, a California corporation (the ?Company?), and the several purchasers of the Subordinated Notes (as defined herein) identified on the signature pages hereto (each a ?Purchaser? and collectively, the ?Purchasers?).

September 24, 2021 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) September 24, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Com

September 24, 2021 EX-99.2

Fixed Income Investor Presentation SIERRA BANCORP SEPTEMBER 2021 SAFE HARBOR STATEMENT This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are based on the

Exhibit 99.2 Fixed Income Investor Presentation SIERRA BANCORP SEPTEMBER 2021 SAFE HARBOR STATEMENT This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are based on the current beliefs and expectations of Sierra Bancorp?s management and are: ? subject to contingencies & uncertainties ? not a guarantee of

September 24, 2021 EX-99.1

Sierra Bancorp Completes Private Placement of $50 Million of Subordinated Notes

Exhibit 99.1 ? Sierra Bancorp Completes Private Placement of $50 Million of Subordinated Notes Company Release ? 9/24/2021 PORTERVILLE, Calif. (BUSINESS WIRE) - Sierra Bancorp (Nasdaq: BSRR) (the ?Company?), the holding company for Bank of the Sierra, today announced the completion of its private placement of $50 million in fixed-to-floating rate subordinated notes due 2031 (the ?Notes?). The Note

September 24, 2021 EX-4.1

3.25% Fixed to Floating Subordinated Debt issued September 24, 2021

? Exhibit 4.1 ? SUBORDINATED NOTE ? SIERRA BANCORP 3.25% FIXED-TO-FLOATING RATE SUBORDINATED NOTE DUE OCTOBER 1, 2031 ? THE INDEBTEDNESS EVIDENCED BY THIS SUBORDINATED NOTE IS SUBORDINATED AND JUNIOR IN RIGHT OF PAYMENT TO SENIOR INDEBTEDNESS (AS DEFINED IN SECTION 3 OF THIS SUBORDINATED NOTE) OF SIERRA BANCORP (THE ?COMPANY?), INCLUDING OBLIGATIONS OF THE COMPANY TO ITS GENERAL CREDITORS AND SECU

August 20, 2021 EX-10.1

Amendment to Mr. Hugh Boyle’s employment agreement, dated August 20, 2021.

FIRST AMENDMENT TO EMPLOYMENT AGREEMENT ? THIS FIRST AMENDMENT TO EMPLOYMENT AGREEMENT (the ?First Amendment?) is entered into as of August 20, 2021, by and between Sierra Bancorp, a California corporation (?Bancorp?), Bank of the Sierra, a California banking corporation (?Bank?), and Hugh Boyle (?Executive?) on the following terms and conditions.

August 20, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 19, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commis

August 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2021 Commission file number: 000-33063

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 3, 2021 8-K

Regulation FD Disclosure

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 3, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commiss

July 19, 2021 8-K

Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 19, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commissi

July 19, 2021 EX-99.1

SIERRA BANCORP ANNOUNCES RECORD QUARTERLY AND YEAR TO DATE EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE ? ? Date: July 19, 2021 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com ? ? ? SIERRA BANCORP ANNOUNCES RECORD QUARTERLY AND YEAR TO DATE EARNINGS ? Record net income of $11.7 million and $22.8 million for the three and six months ended 6/30/2021, respectively, compared to $8.3 million and $16.1

July 16, 2021 8-K

Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 16, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commissi

July 16, 2021 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE ? Date: July 16, 2021 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com ? SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND Porterville, CA ? July 16, 2021 ? Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced that its Board of Directors has declared a regu

May 27, 2021 8-K

Submission of Matters to a Vote of Security Holders

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 26, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commissio

May 6, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 4, 2021 8-K

Regulation FD Disclosure

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 4, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission

April 19, 2021 8-K

Results of Operations and Financial Condition

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 19, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commiss

April 19, 2021 EX-99.1

SIERRA BANCORP REPORTS RECORD QUARTERLY EARNINGS

FOR IMMEDIATE RELEASE Date: April 19, 2021 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.

April 16, 2021 8-K

Other Events

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 16, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) ? ? ? ? California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commiss

April 16, 2021 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 16, 2021 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND Porterville, CA – April 16, 2021 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced that its Board of Directors has declared a regula

April 15, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Sta

April 15, 2021 DEF 14A

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Sta

April 2, 2021 PRE 14A

- PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 ? Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Sta

March 12, 2021 EX-4.1

Description of Securities

Exhibit 4.1 DESCRIPTION OF SIERRA BANCORP COMMON STOCK General The authorized capital stock of Sierra Bancorp consists of 24,000,000 shares of common stock, no par value, and 10,000,000 shares of serial preferred stock, no par value. The Sierra Bancorp preferred stock may be divided into such number of series as Sierra Bancorp?s board of directors may determine. Sierra Bancorp?s board of directors

March 12, 2021 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp ? ? ? Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware ?

March 12, 2021 10-K

Annual Report - 10-K

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 12, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* Sierra Bancorp (Name of Issuer) Common Stock (Title of Class of Securities) 82620P102 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

February 2, 2021 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 2, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 29, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 28, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 29, 2021 EX-10.1

Form Indemnification Agreement dated as of January 28, 2021 for Directors and Executive Officers

INDEMNIFICATION AGREEMENT This Indemnification Agreement, dated as of January 28, 2021, is made by and among Sierra Bancorp, a California corporation, Bank of the Sierra, a California banking corporation (Sierra Bancorp and Bank of the Sierra being collectively referred to as the “Corporation”), and a director or officer of either Sierra Bancorp or Bank of the Sierra (the “Indemnitee”).

January 25, 2021 EX-99.1

SIERRA BANCORP REPORTS 2020 EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 25, 2021 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS 2020 EARNINGS ● Net income of $35.4 million in 2020, as compared to $36.0 million for 2019, including an increase in provision for loan and lease losses in 2020 of $6.0 million. ● Loans & Leases, Net o

January 25, 2021 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 25, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 22, 2021 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 22, 2021 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND Porterville, CA – January 22, 2021 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced that its Board of Directors has declared a re

January 22, 2021 8-K

Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 22, 2021 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

December 17, 2020 EX-99.1

Sierra Bancorp Names Susan M. Abundis and Julie Castle to its Board of Directors

FOR IMMEDIATE RELEASE Date: December 17, 2020 Contact: Mitchell Lee, Communications Specialist Matthew Hessler, SVP, Director of Marketing Phone: (559) 782-4900 or (888) 454-BANK NASDAQ Symbol: BSRR Website Address: www.

December 17, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 17, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File

December 9, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 8, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

December 9, 2020 EX-10.1

Employment agreement dated as of December 14, 2020 for Hugh Boyle, Chief Credit Officer

EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) is entered into on December 8, 2020 to be effective as of December 14, 2020, by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Hugh Boyle (“Executive”) on the following terms and conditions.

December 8, 2020 8-K

Regulation FD Disclosure - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 8, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

November 5, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2020 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Emplo

October 19, 2020 EX-99.1

SIERRA BANCORP ANNOUNCES RECORD QUARTERLY EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 19, 2020 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP ANNOUNCES RECORD QUARTERLY EARNINGS ● Net income of $10.4 million in the third quarter of 2020, an increase of $2.1 million, or 25% as compared to the second quarter of 2020 and 16% higher than the same quarte

October 19, 2020 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 19, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 16, 2020 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 16, 2020 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND PORTERVILLE, CALIF.—(BUSINESS WIRE)—Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced that its Board of Directors has declared a reg

October 16, 2020 8-K

Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 16, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

August 6, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2020 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Employer I

July 28, 2020 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 28, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 20, 2020 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 20, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 20, 2020 EX-99.1

SIERRA BANCORP ANNOUNCES EARNINGS ACCOMPANIED BY SOLID ASSET AND DEPOSIT GROWTH

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 20, 2020 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP ANNOUNCES EARNINGS ACCOMPANIED BY SOLID ASSET AND DEPOSIT GROWTH ● Loans & Leases, Net of Fees increased by $408.7 million, or 23% quarter-over-quarter, including $116.2 million in Paycheck Protection Program loa

July 17, 2020 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 17, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 17, 2020 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 17, 2020 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND Porterville, CA – July 17, 2020 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced that its Board of Directors has declared a regular

May 28, 2020 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 27, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numbe

May 7, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2020 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Employer

April 20, 2020 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 20, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 20, 2020 EX-99.1

SIERRA BANCORP REPORTS EARNINGS

FOR IMMEDIATE RELEASE Date: April 20, 2020 Contact: Kevin McPhaill, President/CEO Phone: (559) 782‑4900 or (888) 454‑BANK Website Address: www.

April 17, 2020 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 16, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 17, 2020 EX-99.1

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Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 17, 2020 Contact:Kevin McPhaill, President/Chief Executive Officer Phone:(559) 782-4900 or (888) 454-BANK Website Address:www.sierrabancorp.com SIERRA BANCORP DECLARES QUARTERLY CASH DIVIDEND Porterville, CA – April 17, 2020 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced that its Board of Directors has declared a regula

April 16, 2020 DEF 14A

BSRR / Sierra Bancorp DEF 14A - - DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a‑6(e)(2)) ☒ Definitive Proxy State

April 16, 2020 DEFA14A

BSRR / Sierra Bancorp DEFA14A - - DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a‑6(e)(2)) ☐ Definitive Proxy State

March 12, 2020 EX-21

Subsidiaries of Sierra Bancorp

EX-21 3 bsrr-20191231ex218d7d92a.htm EX-21 Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

March 12, 2020 10-K

BSRR / Sierra Bancorp 10-K - Annual Report - 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 Commission file number: 000-33063 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 33-0937517 (State of incorporation) (I.R.S. Employer Ide

March 12, 2020 EX-4.1

Description of Securities

Exhibit 4.1 DESCRIPTION OF SIERRA BANCORP COMMON STOCK General The authorized capital stock of Sierra Bancorp consists of 24,000,000 shares of common stock, no par value, and 10,000,000 shares of serial preferred stock, no par value. The Sierra Bancorp preferred stock may be divided into such number of series as Sierra Bancorp’s board of directors may determine. Sierra Bancorp’s board of directors

February 12, 2020 SC 13G/A

BSRR / Sierra Bancorp / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* SIERRA BANCORP (Name of Issuer) Common Stock (Title of Class of Securities) 82620P102 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

January 29, 2020 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 29, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 21, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 17, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

January 21, 2020 EX-99.1

SIERRA BANCORP REPORTS EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: January 21, 2020 Contact: Kevin McPhaill, President/CEO Phone: (559) 782‑4900 or (888) 454‑BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS EARNINGS Porterville, CA – January 21, 2020 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the quarter and the year ended December 31

January 21, 2020 EX-99.1

EMPLOYMENT AGREEMENT

Exhibit 99.1 EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) is entered into on January 17, 2020 to be effective as of February 3, 2020, by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Jennifer Johnson (“Executive”) on the following terms and conditions. 1. Position Executive shall be the Bank

January 21, 2020 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 21, 2020 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

November 18, 2019 EX-99.1

EMPLOYMENT AGREEMENT

Exhibit 99.1 EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) is entered into on November 15, 2019 to be effective as of January 1, 2020, by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Christopher Treece (“Executive”) on the following terms and conditions. 1. Position Executive shall be the Ba

November 18, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 14, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File

November 7, 2019 10-Q

BSRR / Sierra Bancorp 10-Q - Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2019 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Emplo

October 21, 2019 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 21, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File N

October 21, 2019 EX-99.1

SIERRA BANCORP REPORTS EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: October 21, 2019 Contact: Kevin McPhaill, President/CEO Phone: (559) 782‑4900 or (888) 454‑BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS EARNINGS Porterville, CA – October 21, 2019 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the three- and nine-month periods ended Se

August 16, 2019 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 15, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Nu

August 7, 2019 10-Q

BSRR / Sierra Bancorp 10-Q - Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2019 Commission file number: 000-33063 SIERRA BANCORP (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Employer I

July 23, 2019 EX-16.1

Letter from Vavrinek, Trine, Day & Company

Exhibit 16.1 July 22, 2019 Securities and Exchange Commission 450 5th Street NW Washington, DC 20549 Ladies and Gentlemen: We have read the statements of Sierra Bancorp, included under Item 4.01 of Form 8-K, with respect to the resignation of Vavrinek, Trine, Day & Co. LLP as the registered independent accounting firm of Sierra Bancorp that occurred on July 22, 2019. We agree with the statements m

July 23, 2019 8-K

Changes in Registrant's Certifying Accountant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 22, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

July 22, 2019 EX-99.1

SIERRA BANCORP REPORTS EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: July 22, 2019 Contact: Kevin McPhaill, President/CEO Phone: (559) 782‑4900 or (888) 454‑BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS EARNINGS Porterville, CA – July 22, 2019 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the three- and six-month periods ended June 30,

July 22, 2019 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 22, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Numb

May 23, 2019 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 22, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation or organization) (Commi

May 7, 2019 10-Q

BSRR / Sierra Bancorp 10-Q Quarterly Report 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2019 Commission file number: 000-33063 Sierra Bancorp (Exact name of Registrant as specified in its charter) California 33-0937517 (State of Incorporation) (IRS Employer Identification No)

April 22, 2019 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 22, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

April 22, 2019 EX-99.1

SIERRA BANCORP REPORTS EARNINGS

Exhibit 99.1 FOR IMMEDIATE RELEASE Date: April 22, 2019 Contact: Kevin McPhaill, President/CEO Phone: (559) 782-4900 or (888) 454-BANK Website Address: www.sierrabancorp.com SIERRA BANCORP REPORTS EARNINGS Porterville, CA – April 22, 2019 – Sierra Bancorp (Nasdaq: BSRR), parent of Bank of the Sierra, today announced its unaudited financial results for the quarter ended March 31, 2019. Sierra Banco

April 17, 2019 DEF 14A

BSRR / Sierra Bancorp DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

March 18, 2019 EX-99.1

Bank of the Sierra Announces Matthew Macia as Executive VP, Chief Risk Officer

Exhibit 99.1 FOR IMMEDIATE RELEASE Date:March 18, 2019 Contact:Matt Hessler, CFMP, Director of Marketing Mitchell Lee, Communications Specialist Phone: (559) 782-4900 or (888) 454-BANK NASDAQ Symbol: BSRR Website Address:www.bankofthesierra.com Bank of the Sierra Announces Matthew Macia as Executive VP, Chief Risk Officer PORTERVILLE, CA – Bank of the Sierra announced today that Matthew Macia had

March 18, 2019 EX-99.2

EMPLOYMENT AGREEMENT

Exhibit 99.2 EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) is entered into on March 15, 2019 to be effective as of March 25, 2019, by and between Sierra Bancorp, a California corporation (“Bancorp”), Bank of the Sierra, a California banking corporation (“Bank”), and Matthew Macia (“Executive”) on the following terms and conditions. 1. Position Executive shall be the Bank’s and

March 18, 2019 8-K

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 18, 2019 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 000-33063 33-0937517 (State or other jurisdiction of incorporation) (Commission File Num

March 14, 2019 10-K

BSRR / Sierra Bancorp 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2018 Commission file number: 000-33063 SIERRA BANCORP (Exact name of registrant as specified in its charter) California 33-0937517 (State of incorporation) (I.R.S. Employer Identification No.) 8

March 14, 2019 EX-21

Subsidiaries of Sierra Bancorp

Exhibit 21 Subsidiaries of Sierra Bancorp Name of Subsidiary Jurisdiction of Incorporation Bank of the Sierra California Sierra Statutory Trust II Connecticut Sierra Capital Trust III Delaware Coast Bancorp Statutory Trust II Delaware

February 8, 2019 SC 13G/A

BSRR / Sierra Bancorp / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* SIERRA BANCORP (Name of Issuer) Common Stock (Title of Class of Securities) 82620P102 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

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