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G1 Execution Services, LLC

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

Total Filings

68

Stocks Covered

41

Latest Filing

Feb 13, 2026

Filings

Upstart Holdings, Inc.

SC 13G/A · Feb 13, 2026

4.6%

4.6M shares

UP Fintech Holding Limited

SC 13G/A · Feb 13, 2026

3.7%

99.0M shares

Sable Offshore Corp.

SC 13G/A · Feb 13, 2026

2.3%

3.3M shares

Serve Robotics Inc.

SC 13G/A · Feb 13, 2026

2.8%

2.1M shares

BRC Group Holdings, Inc. (f/k/a B. Riley Financial, Inc.)

SC 13G/A · Feb 13, 2026

4.0%

1.2M shares

uniQure N.V.

SC 13G · Feb 13, 2026

5.7%

3.5M shares

Nektar Therapeutics

SC 13G/A · Feb 13, 2026

4.0%

810K shares

Medifast, Inc.

SC 13G/A · Feb 13, 2026

1.4%

149K shares

Intuitive Machines, Inc.

SC 13G · Feb 13, 2026

5.3%

6.4M shares

EHang Holdings Limited

SC 13G/A · Feb 13, 2026

6.9%

7.2M shares

Core Scientific, Inc.

SC 13G · Feb 13, 2026

5.6%

17.4M shares

CleanSpark, Inc.

SC 13G/A · Feb 13, 2026

4.8%

12.4M shares

Cipher Mining Inc.

SC 13G/A · Feb 13, 2026

3.7%

14.7M shares

Avis Budget Group, Inc.

SC 13G/A · Feb 13, 2026

3.6%

1.3M shares

Bakkt, Inc. (f/k/a Bakkt Holdings, Inc.)

SC 13G/A · Feb 13, 2026

1.7%

412K shares

C3.ai, Inc.

SC 13G/A · Feb 13, 2026

2.9%

4.0M shares

Sunrun Inc.

SC 13G/A · Nov 13, 2025

4.4%

10.1M shares

Upstart Holdings, Inc.

SC 13G · Nov 13, 2025

5.7%

5.5M shares

Sable Offshore Corp.

SC 13G · Nov 13, 2025

7.6%

7.6M shares

Serve Robotics Inc.

SC 13G · Nov 13, 2025

5.9%

3.5M shares

B. Riley Financial, Inc.

SC 13G · Nov 13, 2025

5.2%

1.6M shares

RH

SC 13G · Nov 13, 2025

5.3%

994K shares

Medifast, Inc.

SC 13G/A · Nov 13, 2025

6.0%

655K shares

MARA Holdings, Inc.

SC 13G/A · Nov 13, 2025

4.9%

18.8M shares

lululemon athletica inc.

SC 13G · Nov 13, 2025

5.7%

6.5M shares

Israel Acquisitions Corp

SC 13G/A · Nov 13, 2025

0.4%

7K shares

Hut 8 Corp.

SC 13G · Nov 13, 2025

5.3%

5.6M shares

EHang Holdings Limited

SC 13G · Nov 13, 2025

6.6%

7.0M shares

Core Scientific, Inc.

SC 13G/A · Nov 13, 2025

4.9%

15.3M shares

CleanSpark, Inc.

SC 13G · Nov 13, 2025

5.1%

14.4M shares

Cipher Mining Inc.

SC 13G · Nov 13, 2025

5.5%

21.5M shares

Avis Budget Group, Inc.

SC 13G/A · Nov 13, 2025

6.4%

2.3M shares

Bakkt Holdings, Inc.

SC 13G · Nov 13, 2025

6.0%

949K shares

Former BL Stores, Inc.

SC 13G · Nov 13, 2025

5.4%

1.6M shares

Strive, Inc.

SC 13G/A · Nov 13, 2025

0.3%

1.1M shares

Ambac Financial Group, Inc.

SC 13G/A · Nov 13, 2025

2.2%

1.0M shares

C3.ai, Inc.

SC 13G · Nov 13, 2025

5.3%

7.1M shares

UP Fintech Holding Limited

SC 13G · Aug 14, 2025

5.3%

142.9M shares

Sunrun Inc.

SC 13G · Aug 14, 2025

5.4%

12.5M shares

Medifast, Inc.

SC 13G · Aug 14, 2025

7.2%

786K shares

Mobileye Global Inc.

SC 13G/A · Aug 14, 2025

4.4%

4.5M shares

MARA Holdings, Inc.

SC 13G · Aug 14, 2025

5.3%

19.3M shares

Israel Acquisitions Corp

SC 13G · Aug 14, 2025

8.2%

138K shares

Core Scientific, Inc.

SC 13G · Aug 14, 2025

6.2%

18.3M shares

Avis Budget Group, Inc.

SC 13G · Aug 14, 2025

7.7%

2.7M shares

Asset Entities Inc.

SC 13G · Aug 14, 2025

5.1%

803K shares

C3.ai, Inc.

SC 13G/A · Aug 14, 2025

4.3%

5.6M shares

Virgin Galactic Holdings, Inc.

SC 13G/A · May 15, 2025

1.4%

566K shares

Red Cat Holdings, Inc.

SC 13G/A · May 15, 2025

2.7%

2.3M shares

Coinbase Global, Inc.

SC 13G · May 15, 2025

5.3%

11.1M shares