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Citadel Securities GP LLC

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

Total Filings

35

Stocks Covered

20

Latest Filing

Feb 17, 2026

Filings

Nano Nuclear Energy Inc.

SC 13G/A · Feb 17, 2026

1.5%

759K shares

ETSY, INC.

SC 13G/A · Feb 17, 2026

2.6%

2.6M shares

ETHZilla Corporation

SC 13G/A · Feb 17, 2026

1.8%

333K shares

Churchill Capital Corp X

SC 13G/A · Feb 17, 2026

1.9%

781K shares

Cantor Equity Partners, Inc.

SC 13G/A · Feb 17, 2026

0.0%

0 shares

SOLAREDGE TECHNOLOGIES, INC.

SC 13G/A · Feb 17, 2026

3.4%

2.1M shares

URBAN ONE, INC.

SC 13G · Feb 17, 2026

9.4%

580K shares

BITFARMS LTD.

SC 13G · Feb 12, 2026

4.0%

23.7M shares

Core Scientific, Inc.

SC 13G · Dec 10, 2025

5.5%

17.2M shares

TERAWULF INC.

SC 13G · Dec 8, 2025

5.4%

22.7M shares

Cantor Equity Partners, Inc.

SC 13G · Nov 14, 2025

5.5%

561K shares

HIVE Digital Technologies Ltd.

SC 13G/A · Nov 14, 2025

1.9%

4.3M shares

Churchill Capital Corp X

SC 13G · Oct 30, 2025

3.7%

1.5M shares

Nano Nuclear Energy Inc.

SC 13G · Oct 21, 2025

2.7%

1.3M shares

Upstart Holdings, Inc.

SC 13G · Oct 9, 2025

4.7%

4.5M shares

ETHZilla Corporation

SC 13G · Sep 25, 2025

3.5%

5.6M shares

RH

SC 13G · Sep 23, 2025

3.7%

700K shares

ETSY, INC.

SC 13G · Sep 12, 2025

3.5%

3.5M shares

SOLAREDGE TECHNOLOGIES, INC.

SC 13G · Sep 2, 2025

5.5%

3.3M shares

HIVE Digital Technologies Ltd.

SC 13G · Aug 20, 2025

5.4%

12.4M shares

Etsy, Inc.

SC 13G · Aug 19, 2025

3.4%

3.3M shares

SharpLink Gaming, Inc.

SC 13G · Aug 15, 2025

4.0%

6.8M shares

SOLAREDGE TECHNOLOGIES, INC.

SC 13G/A · Aug 14, 2025

3.3%

1.9M shares

RH

SC 13G/A · Aug 14, 2025

4.0%

752K shares

First Solar, Inc.

SC 13G · Aug 14, 2025

4.9%

5.2M shares

Semler Scientific, Inc.

SC 13G · Aug 14, 2025

5.1%

697K shares

IREN Ltd

SC 13G · Aug 14, 2025

4.7%

11.4M shares

Sunrun Inc.

SC 13G · Jun 26, 2025

1.5%

3.4M shares

Etsy, Inc.

SC 13G · Jun 12, 2025

4.1%

4.3M shares

SOLAREDGE TECHNOLOGIES, INC.

SC 13G · May 13, 2025

4.9%

2.9M shares

RH

SC 13G · Apr 9, 2025

5.8%

1.1M shares

AMC Networks Inc.

SC 13G/A · Feb 14, 2025

0.3%

100K shares

RH

SC 13G/A · Feb 14, 2025

2.1%

395K shares

PAPA JOHN'S INTERNATIONAL, INC.

SC 13G/A · Feb 14, 2025

2.7%

885K shares

PAPA JOHN'S INTERNATIONAL, INC.

SC 13G · Jan 24, 2025

2.7%

885K shares