MMCAP International Inc. SPC

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

Total Filings

207

Stocks Covered

Latest Filing

Mar 3, 2026

Filings

IPCX

Inflection Point Acquisition Corp. III

SC 13G/A · Aug 12, 2025

5.4%

1.4M shares

CCCX

Churchill Capital Corp X

SC 13G/A · Aug 12, 2025

4.8%

2.0M shares

FERAU

Fifth Era Acquisition Corp. I

SC 13G/A · Aug 12, 2025

8.1%

1.9M shares

ALF

Centurion Acquisition Corp.

SC 13G/A · Aug 12, 2025

3.3%

1.2M shares

MBAV

M3-Brigade Acquisition V Corp

SC 13G/A · Aug 12, 2025

5.2%

1.5M shares

NOEMU

CO2 Energy Transition Corp.

SC 13G/A · Aug 12, 2025

6.2%

590K shares

N/A

Viewbix Inc.

SC 13G/A · Aug 12, 2025

1.8%

116K shares

CGCT

Cartesian Growth Corporation III

SC 13G/A · Aug 12, 2025

4.9%

1.4M shares

UPXI

UPEXI, INC.

SC 13G · Jul 22, 2025

10.0%

12.9M shares

CCCX

Churchill Capital Corp X

SC 13G · May 20, 2025

5.5%

2.0M shares

enCore Energy Corp.

SC 13G/A · May 15, 2025

5.9%

11.4M shares

N/A

Western Uranium & Vanadium Corp.

SC 13G/A · May 15, 2025

9.6%

6.1M shares

POET

POET Technologies Inc.

SC 13G/A · May 15, 2025

10.0%

8.6M shares

ASTL

Algoma Steel Group Inc.

SC 13G/A · May 15, 2025

6.3%

6.6M shares

ARMN

Aris Mining Corporation

SC 13G/A · May 15, 2025

9.4%

16.6M shares

NOEMU

CO2 Energy Transition Corp.

SC 13G/A · May 13, 2025

6.2%

590K shares

GPAT

GP-Act III Acquisition Corp.

SC 13G/A · May 13, 2025

7.2%

2.1M shares

ALF

Centurion Acquisition Corp.

SC 13G/A · May 13, 2025

8.6%

2.5M shares

SIMA

SIM Acquisition Corp. I

SC 13G/A · May 13, 2025

8.6%

2.0M shares

FERAU

Fifth Era Acquisition Corp. I

SC 13G/A · May 13, 2025

8.1%

1.9M shares

XXI

Cantor Equity Partners, Inc.

SC 13G/A · May 13, 2025

5.8%

600K shares

CUB

Lionheart Holdings

SC 13G/A · May 13, 2025

8.6%

2.0M shares

LPAA

Launch One Acquisition Corp.

SC 13G/A · May 13, 2025

6.4%

1.5M shares

URG

UR-Energy Inc.

SC 13G/A · May 13, 2025

6.0%

17.9M shares

N/A

Viewbix Inc.

SC 13G/A · May 13, 2025

7.0%

464K shares

CEPO

Cantor Equity Partners I, Inc.

SC 13G/A · May 13, 2025

5.4%

1.1M shares

MBAV

M3-Brigade Acquisition V Corp.

SC 13G/A · May 13, 2025

5.5%

1.6M shares

CGCT

Cartesian Growth Corporation III

SC 13G · May 7, 2025

5.6%

1.4M shares

RDAG

Republic Digital Acquisition Company

SC 13G · May 6, 2025

5.2%

1.6M shares

IPCX

Inflection Point Acquisition Corp. III

SC 13G · Apr 28, 2025

6.2%

1.4M shares

NPAC

New Providence Acquisition Corp. III

SC 13G · Apr 28, 2025

8.2%

2.2M shares

FERA

Fifth Era Acquisition Corp I

SC 13G · Mar 4, 2025

7.0%

1.9M shares

POET

POET Technologies Inc.

SC 13G/A · Feb 14, 2025

10.0%

8.3M shares

UEC

Uranium Energy Corp.

SC 13G/A · Feb 14, 2025

4.5%

18.9M shares

NOEMU

CO2 Energy Transition Corp.

SC 13G/A · Feb 11, 2025

6.2%

590K shares

enCore Energy Corp.

SC 13G/A · Feb 11, 2025

5.2%

9.7M shares

ALF

Centurion Acquisition Corp.

SC 13G/A · Feb 11, 2025

8.6%

2.5M shares

GPAT

GP-Act III Acquisition Corp.

SC 13G/A · Feb 11, 2025

7.2%

2.1M shares

MBAV

M3-Brigade Acquisition V Corp.

SC 13G/A · Feb 11, 2025

5.5%

1.6M shares

CUB

Lionheart Holdings

SC 13G/A · Feb 11, 2025

8.6%

2.0M shares

N/A

Viewbix Inc.

SC 13G/A · Feb 11, 2025

8.8%

1.9M shares

XXI

Cantor Equity Partners, Inc.

SC 13G/A · Feb 11, 2025

5.8%

600K shares

URG

UR-Energy Inc.

SC 13G/A · Feb 11, 2025

6.0%

22.2M shares

LPAA

Launch One Acquisition Corp

SC 13G/A · Feb 11, 2025

8.6%

2.0M shares

SIMA

SIM Acquisition Corp. I

SC 13G/A · Feb 11, 2025

8.6%

2.0M shares

CEPO

Cantor Equity Partners I, Inc.

SC 13G · Jan 14, 2025

5.4%

1.1M shares

enCore Energy Corp.

SC 13G · Dec 11, 2024

5.1%

9.7M shares

NOEMU

CO2 Energy Transition Corp.

SC 13G · Nov 27, 2024

6.4%

590K shares

IAUX

i-80 Gold Corp.

SC 13G/A · Nov 6, 2024

3.0%

11.5M shares

ALF

Centurion Acquisition Corp.

SC 13G/A · Nov 6, 2024

8.6%

2.5M shares