Super Micro Computer, Inc.
US ˙ NasdaqGS ˙ US86800U1043

SecuritySMCI / Super Micro Computer, Inc.
InsiderDavid E Weigand
This page shows the track record and history of WEIGAND DAVID E insider trades in Super Micro Computer, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by David E Weigand in SMCI / Super Micro Computer, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

SMCI / Super Micro Computer, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by David E Weigand in SMCI / Super Micro Computer, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2025-05-20 67,000 44.0223 67,000 44.0223 2,949,494 10 40.0200 -268,154 -9.09
2023-12-05 20,000 252.1750 200,000 25.2175 5,043,500
2023-12-01 17,733 267.7467 177,330 26.7747 4,747,952
2023-12-01 3,817 268.4725 38,170 26.8473 1,024,760
2023-11-06 14,698 249.5231 146,980 24.9523 3,667,491
2023-11-06 1,374 250.3787 13,740 25.0379 344,020

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

SMCI / Super Micro Computer, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-09-05 2025-09-03 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 40.8533 -300 -12 100,188
2025-09-05 2025-09-03 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 40.2844 -24,700 -995 100,488
2025-09-05 2025-09-03 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 5.3040 25,000 133 125,188
2025-08-12 2025-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 44.6000 -752 -34 100,188
2025-08-12 2025-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,480 100,940
2025-08-12 2025-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 44.6000 -1,356 -60 99,460
2025-08-12 2025-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 2,670 100,816
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 47.2000 -1,519 -72 98,146
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 2,991 99,665
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 47.2000 -549 -26 96,674
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,080 97,223
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 47.2000 -2,600 -123 96,143
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 5,120 98,743
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 47.2000 -4,356 -206 93,623
2025-07-02 2025-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 9,380 97,979
2025-05-22 2025-05-20 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 44.0223 -67,000 -2,949 88,599
2025-05-13 2025-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 31.9900 -2,126 -68 155,599
2025-05-13 2025-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 5,940 157,725
2025-05-13 2025-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 31.9900 -959 -31 151,785
2025-05-13 2025-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 2,680 152,744
2025-02-12 2025-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 42.6500 -1,097 -47 150,064
2025-02-12 2025-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 2,670 151,161
2024-11-12 2024-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 24.5200 -1,359 -33 148,491
2024-11-12 2024-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 2,680 149,850
2024-08-13 2024-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 508.7600 -136 -69 14,717
2024-08-13 2024-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 267 14,853
2024-07-03 2024-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 812.3200 -56 -45 14,586
2024-07-03 2024-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 109 14,642
2024-07-03 2024-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 812.3200 -260 -211 14,533
2024-07-03 2024-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 512 14,793
2024-07-03 2024-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 812.3200 -476 -387 14,281
2024-07-03 2024-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 938 14,757
2024-05-14 2024-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 798.5000 -557 -445 13,819
2024-05-14 2024-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,099 14,376
2024-05-14 2024-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 798.5000 -136 -109 13,277
2024-05-14 2024-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 268 13,413
2024-05-14 2024-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 798.5000 -115 -92 13,145
2024-05-14 2024-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 13,260
2024-02-20 2024-02-15 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 1,004.0000 -507 -509 13,035
2024-02-20 2024-02-15 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,000 13,542
2024-02-13 2024-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 740.2900 -100 -74 12,542
2024-02-13 2024-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 267 12,642
2024-02-13 2024-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 740.2900 -413 -306 12,375
2024-02-13 2024-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,098 12,788
2024-02-13 2024-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 740.2900 -115 -85 11,690
2024-02-13 2024-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 11,805
2023-12-07 2023-12-05 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 252.1750 -20,000 -5,044 11,580
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 268.4725 -3,817 -1,025 31,580
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 267.7467 -17,733 -4,748 35,397
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 254.4300 1,875 477 53,130
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 53.0400 3,562 189 51,255
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 53.0400 22,500 1,193 47,693
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 30.3300 7,000 212 25,193
2023-12-05 2023-12-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 22.1000 3,928 87 18,193
2023-11-14 2023-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 266.0300 -545 -145 14,265
2023-11-14 2023-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,098 14,810
2023-11-14 2023-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 266.0300 -133 -35 13,712
2023-11-14 2023-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 268 13,845
2023-11-14 2023-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 266.0300 -112 -30 13,577
2023-11-14 2023-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 13,689
2023-11-08 2023-11-06 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 250.3787 -1,374 -344 13,464
2023-11-08 2023-11-06 4 WEIGAND DAVID E SMCI Common Stock S - Sale D 249.5231 -14,698 -3,667 14,838
2023-11-08 2023-11-06 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 22.1000 16,072 355 29,536
2023-08-17 2023-08-15 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 264.2200 -496 -131 13,464
2023-08-17 2023-08-15 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,000 13,960
2023-08-14 2023-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 277.1200 -133 -37 12,960
2023-08-14 2023-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 267 13,093
2023-08-14 2023-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 277.1200 -545 -151 12,826
2023-08-14 2023-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,098 13,371
2023-08-14 2023-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 277.1200 -112 -31 12,273
2023-08-14 2023-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 12,385
2023-07-05 2023-07-01 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 249.2500 -378 -94 12,160
2023-07-05 2023-07-01 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 938 12,538
2023-05-12 2023-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 134.2800 -371 -50 11,600
2023-05-12 2023-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,070 11,971
2023-05-12 2023-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 134.2800 -380 -51 10,901
2023-05-12 2023-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,098 11,281
2023-05-12 2023-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 134.2800 -78 -10 10,183
2023-05-12 2023-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 10,261
2023-03-28 2023-03-25 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 110.8300 -173 -19 10,036
2023-03-28 2023-03-25 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 500 10,209
2023-02-14 2023-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 90.0200 -448 -40 9,709
2023-02-14 2023-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,098 10,157
2023-02-14 2023-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 90.0200 -92 -8 9,059
2023-02-14 2023-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 9,151
2022-11-14 2022-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 80.7200 -380 -31 8,926
2022-11-14 2022-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 1,098 9,306
2022-11-14 2022-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 80.7200 -78 -6 8,208
2022-11-14 2022-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 8,286
2022-10-27 2022-10-25 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 67.0400 -173 -12 8,061
2022-10-27 2022-10-25 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 500 8,234
2022-08-12 2022-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 63.7300 -78 -5 7,734
2022-08-12 2022-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 7,812
2022-05-18 2022-05-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 0
2022-05-18 2022-05-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 52.5900 -217 -11 7,587
2022-05-18 2022-05-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 7,804
2022-05-12 2022-05-10 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -225 1,800
2022-05-12 2022-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 51.0800 -78 -4 7,179
2022-05-12 2022-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 7,257
2022-05-09 2022-05-05 4 WEIGAND DAVID E SMCI Restricted Stock Units A - Award D 4,280 4,280
2022-05-09 2022-05-05 4 WEIGAND DAVID E SMCI Employee Stock Option (right to buy) A - Award D 53.04 9,500 9,500
2022-05-09 2022-05-05 4 WEIGAND DAVID E SMCI Employee Stock Option (right to buy) A - Award D 53.04 30,000 30,000
2022-02-18 2022-02-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 625
2022-02-18 2022-02-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 39.7600 -257 -10 7,032
2022-02-18 2022-02-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 7,289
2022-02-14 2022-02-10 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -225 2,025
2022-02-14 2022-02-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 38.5700 -93 -4 6,664
2022-02-14 2022-02-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 6,757
2021-11-18 2021-11-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 1,250
2021-11-18 2021-11-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 44.0100 -217 -10 6,532
2021-11-18 2021-11-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 6,749
2021-11-12 2021-11-10 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -225 2,250
2021-11-12 2021-11-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 43.8200 -78 -3 6,124
2021-11-12 2021-11-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 6,202
2021-08-18 2021-08-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 1,875
2021-08-18 2021-08-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 37.0600 -217 -8 5,977
2021-08-18 2021-08-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 6,194
2021-08-12 2021-08-10 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -225 2,475
2021-08-12 2021-08-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 38.5700 -78 -3 5,569
2021-08-12 2021-08-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 225 5,647
2021-05-18 2021-05-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 2,500
2021-05-18 2021-05-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 36.2600 -217 -8 5,422
2021-05-18 2021-05-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 5,639
2021-05-12 2021-05-10 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -900 2,700
2021-05-12 2021-05-10 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 35.1700 -304 -11 5,014
2021-05-12 2021-05-10 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 900 5,318
2021-02-18 2021-02-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 3,125
2021-02-18 2021-02-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 31.9300 -257 -8 4,418
2021-02-18 2021-02-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 4,675
2020-11-18 2020-11-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 3,750
2020-11-18 2020-11-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 29.4900 -217 -6 4,050
2020-11-18 2020-11-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 4,267
2020-09-15 2020-08-04 4 WEIGAND DAVID E SMCI Restricted Stock Units A - Award D 3,600 3,600
2020-09-15 2020-08-04 4 WEIGAND DAVID E SMCI Employee Stock Option (right to buy) A - Award D 30.33 8,000 8,000
2020-08-18 2020-08-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 4,375
2020-08-18 2020-08-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 26.1000 -217 -6 3,642
2020-08-18 2020-08-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 3,859
2020-05-19 2020-05-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 5,000
2020-05-19 2020-05-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 23.2900 -211 -5 3,234
2020-05-19 2020-05-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 3,445
2020-02-19 2020-02-16 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -625 5,625
2020-02-19 2020-02-16 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 28.0200 -256 -7 2,820
2020-02-19 2020-02-16 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 625 3,076
2019-12-30 2019-12-26 4 WEIGAND DAVID E SMCI Restricted Stock Units M - Exercise D -3,750 6,250
2019-12-30 2019-12-26 4 WEIGAND DAVID E SMCI Common Stock F - Taxes D 23.8000 -1,299 -31 2,451
2019-12-30 2019-12-26 4 WEIGAND DAVID E SMCI Common Stock M - Exercise D 3,750 3,750
P
Acquisto sul mercato aperto o privato di un titolo non derivato o derivato
S
Vendita sul mercato aperto o privato di un titolo non derivato o derivato
A
Concessione, assegnazione o altra acquisizione di titoli dall'azienda (ad esempio un'opzione)
C
Conversione di un derivato
D
Vendita o trasferimento di titoli alla società
F
Pagamento del prezzo di esercizio o del debito fiscale con la quota di titoli ricevuta dalla società
G
Regalo di titoli da parte o a favore dell'insider
K
Equity swap e operazioni di copertura analoghe
M
Esercizio o conversione di un titolo derivato ricevuto dall'azienda (ad esempio un'opzione)
V
Una transazione dichiarata volontariamente sul modulo 4
J
Altro (accompagnato da una nota a piè di pagina che descriva l'operazione)