Investor K2 Principal Fund, L.p.
13D/G Filings

This page shows a list of all the recent 13D/G filings made by K2 Principal Fund, L.p. . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

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Date Form Target Prev
Shares		 Current
Shares		 Change
(Percent)		 Ownership
(Percent)		 Change
(Percent)
2026-05-01 13G QLEP.U / Quantum Leap Acquisition Corp - Debt/Equity Composite Units 1,000,000
2026-04-09 13G AACPU / Apogee Acquisition Corp - Debt/Equity Composite Units 800,000
2026-02-05 13G/A TVA / Texas Ventures Acquisition III Corp 0
2026-02-05 13G/A WLAC / Willow Lane Acquisition Corp. 933,888 81,153
2026-02-05 13G/A HVII / Hennessy Capital Investment Corp. VII 53,442
2026-02-04 13G/A ETHM / Dynamix Corporation 869,912 0
2025-05-05 13G TVACU / Texas Ventures Acquisition III Corp - Debt/Equity Composite Units 1,150,000
2025-02-11 13G/A HHLA / HH&L Acquisition Co. 298,091 0
2025-02-11 13G/A MACI / Melar Acquisition Corp. I 0
2025-02-11 13G/A FORL / Four Leaf Acquisition Corporation 145,305 0
2025-02-11 13G/A POLE / Andretti Acquisition Corp. II 0
2025-02-11 13G/A NTWO / Newbury Street II Acquisition Corp 0
2025-02-11 13G/A ETHM / Dynamix Corporation 869,912
2025-02-11 13G/A WLAC / Willow Lane Acquisition Corp. 933,888
2025-02-11 13G/A MLACU / Mountain Lake Acquisition Corp. - Debt/Equity Composite Units 748,957
2025-01-21 13G HVIIU / Hennessy Capital Investment Corp. VII - Debt/Equity Composite Units 1,700,000
2024-12-20 13G MLACU / Mountain Lake Acquisition Corp. - Debt/Equity Composite Units 1,200,000
2024-11-25 13G ETHMU / Dynamix Corporation - Debt/Equity Composite Units 1,000,000
2024-11-13 13G WLACU / Willow Lane Acquisition Corp. - Debt/Equity Composite Units 1,250,000
2024-11-12 13G NTWOU / Newbury Street II Acquisition Corp - Debt/Equity Composite Units 1,350,000
2024-09-10 13G POLEU / Andretti Acquisition Corp. II - Debt/Equity Composite Units 1,500,000
2024-07-15 13G FORL / Four Leaf Acquisition Corporation 145,305
2024-07-12 13G US92766KAA43 / Virgin Galactic Holdings Inc 28,500,000
2024-06-20 13G MACIU / Melar Acquisition Corp. I - Debt/Equity Composite Units 1,485,000
2024-02-12 13G/A ILLMF / illumin Holdings Inc. 1,833,132
2024-02-12 13G/A SJT / San Juan Basin Royalty Trust 2,367,933 2,213,598
2024-02-09 13G HHLA / HH&L Acquisition Co. 298,091
2023-03-16 13G/A ATY / AcuityAds Holdings Inc 3,198,531
2023-03-16 13G ATY / AcuityAds Holdings Inc 2,848,116
2023-02-13 13G SJT / San Juan Basin Royalty Trust 2,339,968 2,367,933
2023-02-13 13G/A SJT / San Juan Basin Royalty Trust 2,339,968 1,306,809
2023-02-13 13G/A SLDB / Solid Biosciences Inc. 5,709,200 284,871
2023-02-13 13G/A SPRY / ARS Pharmaceuticals, Inc. 1,906,618 2,045,348
2023-02-09 13G/A TCRR / Tcr2 Therapeutics Inc 1,950,628 0
2023-02-08 13G/A SAGA / Sagaliam Acquisition Corp. 0
2023-02-08 13G/A US38136Y2019 / Goldenstone Acquisition Ltd. 375,000 0
2023-02-08 13G/A US75944B1061 / Relativity Acquisition Corp. 0
2023-02-08 13G/A AVRO / AVROBIO, Inc. 2,235,868 0
2022-09-01 13G TCRR / Tcr2 Therapeutics Inc 1,950,628 1,950,628
2022-09-01 13G SLDB / Solid Biosciences Inc. 5,709,200 5,709,200
2022-08-01 13G AVRO / AVROBIO, Inc. 2,235,868 2,235,868
2022-07-18 13G SPRY / ARS Pharmaceuticals, Inc. 1,906,618 1,906,618
2022-03-22 13G US38136Y2019 / Goldenstone Acquisition Ltd. 375,000
2022-02-16 13G US75944B2051 / RELATIVITY ACQUISITION CORP 670,000
2022-02-01 13G/A KTTA / Pasithea Therapeutics Corp. 1,700,000 1,094,418
2022-01-28 13G/A US9504152086 / Welsbach Technology Metals Acquisition Corp. 436,100
2022-01-26 13G/A IGNY / Ignyte Acquisition Corp 412,651 259,958
2022-01-19 13G SJT / San Juan Basin Royalty Trust 2,339,968
2022-01-18 13G/A 62402D204 / Mountain Crest Acquisition Corp. II 500,000 0
2022-01-18 13G/A GLAQ / Globis Acquisition Corp 800,000 0
2022-01-18 13G/A BENEU / Benessere Capital Acquisition Corp - Units (1 Ord Class A , 1 Rts & 3/4 War) 990,000 0
2022-01-18 13G/A FOXWU / FoxWayne Enterprises Acquisition Corp - Units (1 Ord Class A & 1 War) 340,000 0
2022-01-18 13G/A CHAQ / Chardan Healthcare Acquisition 2 Corp 578,431 0
2022-01-05 13G/A TRIS.U / Tristar Acquisition I Corp. Un Units, each consisting of one Class A Ordinary Share and one-half of one Redeemable Warrant to purchase one Class A Ordinary Share 1,850,000 780,331
2022-01-05 13G/A IGNY / Ignyte Acquisition Corp 394,028 412,651
2021-12-29 13G/A US0426442036 / Arogo Capital Acquisition Corp. 303,000
2021-12-29 13G/A US45827K2006 / Integral Acquisition Corp. 1 352,275
2021-12-28 13G/A US45827K2006 / Integral Acquisition Corp. 1 0
2021-12-28 13G US9504152086 / Welsbach Technology Metals Acquisition Corp. 500,000
2021-12-27 13G US0426442036 / Arogo Capital Acquisition Corp. 500,000
2021-12-21 13G US78661R2058 / SAGALIAM ACQUISITION CORP 990,000
2021-12-20 13G KTTA / Pasithea Therapeutics Corp. 1,700,000
2021-12-07 13G/A FATP / Fat Projects Acquisition Corp - Class A 950,000 0
2021-12-02 13G/A HWKZ.U / Hawks Acquisition Corp Units, Units, each consisting of one share of Class A common stock and one-half of one redeemable public warrant 1,980,000 0
2021-12-02 13G/A PFTA / Perception Capital Corp. III 1,600,000 599,999
2021-11-12 13G/A US5362622079 / Lionheart III Corp. 600,000
2021-11-05 13G US5362622079 / Lionheart III Corp. 600,000
2021-11-05 13G/A AXH.U / Industrial Human Capital, Inc. Units, each consisting of one share of common stock and one redeemable warrant 650,000
2021-11-03 13G US45827K2006 / Integral Acquisition Corp. 1 650,000
2021-10-20 13G AXH.U / Industrial Human Capital, Inc. Units, each consisting of one share of common stock and one redeemable warrant 550,000
2021-10-14 13G TRIS.U / Tristar Acquisition I Corp. Un Units, each consisting of one Class A Ordinary Share and one-half of one Redeemable Warrant to purchase one Class A Ordinary Share 1,850,000
2021-10-13 13G FATP / Fat Projects Acquisition Corp - Class A 950,000
2021-10-08 13G/A US6230062027 / Mount Rainier Acquisition Corp. 699,990
2021-10-08 13G/A UPTD / TradeUP Acquisition Corp 245,593
2021-10-08 13G HWKZ.U / Hawks Acquisition Corp Units, Units, each consisting of one share of Class A common stock and one-half of one redeemable public warrant 1,980,000
2021-10-08 13G/A PET / Wag! Group Co. 990,000 0
2021-10-05 13G US6230062027 / Mount Rainier Acquisition Corp. 1,499,990
2021-09-15 13G/A JAQC / Jupiter Acquisition Corporation 1,085,000 805,000
2021-09-10 13G/A AACI / Armada Acquisition Corp. III 1,135,000 570,708
2021-09-10 13G/A DWACU / Digital World Acquisition Corp - Units (1 Ord Class A & 1/2 War) 2,425,000 1,175,000
2021-09-03 13G/A DWACU / Digital World Acquisition Corp - Units (1 Ord Class A & 1/2 War) 2,425,000
2021-09-03 13G DWACU / Digital World Acquisition Corp - Units (1 Ord Class A & 1/2 War) 2,425,000
2021-09-02 13G CHWA / CHW Acquisition Corp 990,000
2021-09-02 13G/A US14739D2099 / Cascadia Acquisition Corp. 1,485,000 747,739
2021-08-31 13G/A 00085X204 / Abri SPAC I, Inc. 350,000 350,000
2021-08-31 13G US14739D2099 / Cascadia Acquisition Corp. 1,485,000 1,485,000
2021-08-27 13G/A AACI / Armada Acquisition Corp. III 1,485,000 1,135,000
2021-08-27 13G/A JAQC / Jupiter Acquisition Corporation 1,485,000 1,085,000
2021-08-18 13G/A US7693952035 / Riverview Acquisition Corp. 875,000
2021-08-16 13G/A 00085X204 / Abri SPAC I, Inc. 350,000
2021-08-16 13G AACI / Armada Acquisition Corp. III 1,485,000
2021-08-16 13G JAQC / Jupiter Acquisition Corporation 1,485,000
2021-08-16 13G US7693952035 / Riverview Acquisition Corp. 1,875,000
2021-07-27 13G/A UPTDU / TradeUP Acquisition Corp - Units (1 Ord & 1/2 War) 360,446
2021-07-26 13G PFTA / Perception Capital Corp. III 1,600,000
2021-07-20 13G/A GACQ / Global Consumer Acquisition Corp 1,111,206 1,073,194
2021-07-20 13G UPTDU / TradeUP Acquisition Corp - Units (1 Ord & 1/2 War) 425,000
2021-07-15 13G/A NLIT / Northern Lights Acquisition Corp - Class A 279,844
2021-07-15 13G IGNY / Ignyte Acquisition Corp 394,028 394,028
2021-07-12 13G/A GACQ / Global Consumer Acquisition Corp 1,390,060 1,111,206
2021-07-12 13G/A NLIT / Northern Lights Acquisition Corp - Class A 675,587
2021-07-06 13G NLIT / Northern Lights Acquisition Corp - Class A 800,000
2021-07-02 13G/A RAMMU / Aries I Acquisition Corp - Units (1 Ord Share Class A & 1/2 War) 1,100,000 657,736
2021-06-22 13G/A GACQ / Global Consumer Acquisition Corp 1,780,000 1,390,060
2021-06-22 13G/A VGG6246M1059 / MODEL PERFORMANCE ACQUISITION CORP 199,953 199,953
2021-06-22 13G/A MAQC / Maquia Capital Acquisition Corporation 658,162 658,162
2021-06-21 13G/A DKDCU / Data Knights Acquisition Corp - Units (1 Ord Class A & 1 War) 508,408
2021-06-16 13G GACQ / Global Consumer Acquisition Corp 1,780,000
2021-06-16 13G GACQ / Global Consumer Acquisition Corp 1,780,000
2021-05-21 13G RAMMU / Aries I Acquisition Corp - Units (1 Ord Share Class A & 1/2 War) 760,188 1,100,000
2021-05-12 13G DKDCU / Data Knights Acquisition Corp - Units (1 Ord Class A & 1 War) 883,500 760,188
2021-05-12 13G MAQCU / Maquia Capital Acquisition Corporation - Debt/Equity Composite Units 1,294,347
2021-04-15 13G MPACU / Model Performance Acquisition Corp. 400,000
2021-02-16 13G/A NRXP / NRx Pharmaceuticals, Inc. 0 0
2021-02-16 13G/A BWMX / Betterware de México, S.A.P.I. de C.V. 0 0
2021-02-16 13G/A METX / BTC Digital Ltd. 0 0
2021-02-16 13G/A MACU / Mallard Acquisition Corp 536,820 536,820
2021-02-16 13G/A GLAQ / Globis Acquisition Corp 800,000 800,000
2021-02-16 13G/A MACU / Mallard Acquisition Corp 536,820
2021-02-16 13G/A METX / BTC Digital Ltd. 0 0
2021-02-16 13G/A BWMX / Betterware de México, S.A.P.I. de C.V. 0 0
2021-02-16 13G/A NRXP / NRx Pharmaceuticals, Inc. 433,091 0
2021-02-16 13G/A GLAQ / Globis Acquisition Corp 950,000 800,000
2021-02-01 13G CHAQ / Chardan Healthcare Acquisition 2 Corp 578,431 578,431
2021-01-30 13G CHAQ / Chardan Healthcare Acquisition 2 Corp 578,431
2021-01-25 13G FOXWU / FoxWayne Enterprises Acquisition Corp - Units (1 Ord Class A & 1 War) 340,000
2021-01-20 13G 62402D204 / Mountain Crest Acquisition Corp. II 500,000
2021-01-12 13G BENEU / Benessere Capital Acquisition Corp - Units (1 Ord Class A , 1 Rts & 3/4 War) 990,000
2020-12-21 13G GLAQ / Globis Acquisition Corp 950,000
2020-02-13 13G/A WINR / Simplicity Esports and Gaming Company 875,476 336,709
2020-02-13 13G/A US7773851057 / Rosehill Resources Inc. 2,018,610 1,842,200
2020-02-13 13G NRXP / NRx Pharmaceuticals, Inc. 433,091
2020-02-13 13G/A ISUN / iSun, Inc. 0
2020-02-13 13G/A GTEC / Greenland Technologies Holding Corporation 139,134
2020-02-13 13G/A DDMX / DD3 Acquisition Corp. 442,668
2020-01-09 13G EDTX / EdtechX Holdings Acquisition Corp II - Class A 499,133
2019-09-04 13G DDMXU / DD3 Acquisition Corp II - Units (1 Ord Class A & 1/2 War) 420,780
2019-07-19 13G GTEC / Greenland Technologies Holding Corporation 526,064
2019-05-14 13G/A US7773851057 / Rosehill Resources Inc. 2,523,233 2,018,610
2019-02-14 13G/A CNLM / CB Pharma Acquisition Corp. 261,659 0
2019-02-14 13G/A CVON / ConvergeOne Holdings, Inc. 18,429
2019-02-14 13G/A WINR / Simplicity Esports and Gaming Company 1,114,965 875,476
2019-02-13 13G/A PRTH / Priority Technology Holdings, Inc. 807,281
2019-02-13 13G/A RVPH / Reviva Pharmaceuticals Holdings, Inc. 375,000
2019-02-13 13G/A NESR / National Energy Services Reunited Corp. 1,513,701 599,735
2019-02-13 13G/A JSYNU / Jensyn Acquistion Corp. 131,868 178,395
2018-12-13 13G WINR / Simplicity Esports and Gaming Company 1,114,965
2018-12-12 13G WINR / Simplicity Esports and Gaming Company 1,114,965
2018-08-28 13G RVPH / Reviva Pharmaceuticals Holdings, Inc. 375,000
2018-07-27 13G JSYNU / Jensyn Acquistion Corp. 131,868
2018-03-19 13G CNLM / CB Pharma Acquisition Corp. 261,659
2018-02-09 13G/A US5246431036 / Legacy Acquisition Corp. 1,520,500
2018-02-09 13G/A WINR / Simplicity Esports and Gaming Company 27,727
2018-02-09 13G/A MACQ / MCAP Acquisition Corp - Class A 412,924
2018-02-09 13G/A NESR / National Energy Services Reunited Corp. 1,513,701
2018-02-09 13G/A VEAC / Vantage Energy Acquisition Corp 986,365
2018-02-09 13G/A ALTM / Arcadium Lithium plc 694,291
2018-02-09 13G/A KXIN / Kaixin Holdings 471,700
2018-02-09 13G/A 34985B103 / Forum Merger Corporation 1,446,814 1,476,181
2018-02-09 13G/A 048206106 / Atlantic Acquisition Corp. 0
2018-01-17 13G 34985B103 / Forum Merger Corporation 1,446,814
2017-11-17 13G US5246431036 / Legacy Acquisition Corp. 2,250,000
2017-11-03 13G TKF / Turkish Investment Fund, Inc. 224,450
2017-10-27 13G KXIN / Kaixin Holdings 1,265,907
2017-08-30 13G 048206106 / Atlantic Acquisition Corp. 300,000
2017-08-30 13G IAM / I-AM Capital Acquisition Company 400,000
2017-08-30 13G/A VEAC / Vantage Energy Acquisition Corp 2,994,299
2017-06-30 13D US7773851057 / Rosehill Resources Inc. 2,567,064 2,523,233
2017-05-16 13G NESR / National Energy Services Reunited Corp. 2,000,000
2017-05-09 13G US7773851057 / Rosehill Resources Inc. 2,567,064
2017-04-12 13G ALTM / Arcadium Lithium plc 2,000,000
2017-04-12 13G VEAC / Vantage Energy Acquisition Corp 2,500,000
2016-09-16 13G MACQU / MCAP Acquisition Corp - Units (1 Ord Share Class A & 1/3 War) 400,000
2016-03-16 13G 49877M207 / Rosehill Resources 500,000
2016-01-15 13D/A DDC / DDC Enterprise Limited 1,493,100 1,518,600
2015-12-21 13D DDC / DDC Enterprise Limited 1,493,100
2015-04-23 13G NEXT / NextDecade Corporation 1,540,000
2014-02-14 13G/A / SAExploration Holdings, Inc. 0
2014-02-14 13G 883,500
2013-09-23 13G/A / SAExploration Holdings, Inc. 558,995
2012-04-02 13G/A / SAExploration Holdings, Inc. 569,800