THE K2 Principal Fund, L.P.

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

Stocks Covered

Latest Filing

Dec 20, 2024

Filings

MLACU

Mountain Lake Acquisition Corp

SC 13G · Dec 20, 2024

5.7%

1.2M shares

ETHMU

Dynamix Corporation

SC 13G · Nov 25, 2024

6.7%

1.0M shares

WLACU

Willow Lane Acquisition Corp

SC 13G · Nov 13, 2024

9.9%

1.3M shares

NTWOU

Newbury Street II Acquisition Corp

SC 13G · Nov 13, 2024

7.8%

1.4M shares

POLEU

Andretti Acquisition Corp. II

SC 13G · Sep 10, 2024

6.5%

1.5M shares

FORL

Four Leaf Acquisition Corporation

SC 13G · Jul 15, 2024

5.3%

145K shares

N/A

Virgin Galactic Holdings 2.50% Convertible Senior Notes due Feb 2027

SC 13G · Jul 12, 2024

6.7%

28.5M shares

MACIU

Melar Acquisition Corp. I

SC 13G · Jun 20, 2024

9.9%

1.5M shares

ILLMF

illumin Holdings Inc fka AcuityAds Holdings Inc

SC 13G/A · Feb 12, 2024

3.3%

1.8M shares

SJT

San Juan Basin Royalty Trust

SC 13G/A · Feb 12, 2024

4.8%

2.2M shares

ILLMF

AcuityAds Holdings Inc

SC 13G/A · Mar 16, 2023

5.6%

3.2M shares

ILLMF

AcuityAds Holdings Inc

SC 13G · Mar 16, 2023

5.0%

2.8M shares

SJT

San Juan Basin Royalty Trust

SC 13G · Feb 13, 2023

5.1%

2.4M shares

SJT

San Juan Basin Royalty Trust

SC 13G/A · Feb 13, 2023

2.8%

1.3M shares

SLDB

Solid Biosciences Inc.

SC 13G/A · Feb 13, 2023

1.5%

285K shares

SPRY

ARS Pharmaceuticals Inc fka Silverback Therapeutics Inc

SC 13G/A · Feb 13, 2023

2.2%

2.0M shares

TCRR

TCR2 THERAPEUTICS INC.

SC 13G · Aug 31, 2022

5.0%

2.0M shares

SLDB

Solid Biosciences Inc.

SC 13G · Aug 31, 2022

5.0%

5.7M shares

AVRO

AVROBIO, Inc.

SC 13G · Jul 29, 2022

5.1%

2.2M shares

SPRY

Silverback Therapeutics, Inc

SC 13G · Jul 15, 2022

5.4%

1.9M shares

GDSTU

Goldenstone Acquisition Ltd

SC 13G · Mar 22, 2022

5.7%

375K shares

RACYU

Relativity Acquisition Corp

SC 13G · Feb 16, 2022

5.4%

670K shares

KTTA

Pasithea Therapeutics Corp.

SC 13G/A · Jan 31, 2022

5.0%

1.1M shares

WTMAU

Welsbach Technology Metals Acquisition Corp

SC 13G/A · Jan 27, 2022

4.5%

436K shares

PKBO

IGNYTE ACQUISITION CORP

SC 13G/A · Jan 26, 2022

3.6%

260K shares

SJT

San Juan Basin Royalty Trust

SC 13G · Jan 19, 2022

5.0%

2.3M shares

N/A

Better Therapeutics fka. Mountain Crest Acquisition Corp. II

SC 13G/A · Jan 18, 2022

0.0%

0 shares

AFRI

Globis Acquisition Corp.

SC 13G/A · Jan 18, 2022

0.0%

0 shares

BENEU

Benessere Capital Acquisition Corp.

SC 13G/A · Jan 18, 2022

0.0%

0 shares

FOXWU

FoxWayne Enterprises Acquisition Corp.

SC 13G/A · Jan 18, 2022

0.0%

0 shares

RCOR

Renovacor fka Chardan Healthcare Acquisition 2 Corp.

SC 13G/A · Jan 18, 2022

0.0%

0 shares

TRIS.U

Tristar Acquisition I Corp.

SC 13G/A · Jan 5, 2022

3.4%

780K shares

PKBO

IGNYTE ACQUISITION CORP

SC 13G/A · Jan 5, 2022

5.7%

413K shares