NEW YORK, NY
T3 DEFENSE INC.DFNS— Latest position per institution from SEC 13F filings
15
Institutional holders
2.69M
Total shares held
203.94K
Estimated value
134.28K
Avg. position size
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
720.80K
Value
50.38K
Filed
Jun 30, 2026
CLEAR STREET LLC
CIK 1708828
Shares
479.13K
Value
57.45K
Filed
Jun 30, 2025
CLEAR STREET GROUP INC.
CIK 1881567
Shares
477.83K
Value
33.88K
Filed
Jun 30, 2026
WALLEYE CAPITAL LLC
CIK 1758720
Shares
185.93K
Value
1.73K
Filed
Sep 30, 2024
OASIS MANAGEMENT CO LTD.
CIK 1317904
Shares
140K
Value
23.94K
Filed
Jun 30, 2026
WALLEYE TRADING LLC
CIK 1388391
Shares
104.59K
Value
973.00
Filed
Sep 30, 2024
COWEN AND COMPANY, LLC
CIK 48966
Shares
100K
Value
6.25K
Filed
Mar 31, 2024
PRIVIUM FUND MANAGEMENT B.V.
CIK 1795097
Shares
74.93K
Value
2.25K
Filed
Jun 30, 2024
TWO SIGMA SECURITIES, LLC
CIK 1450144
Shares
73.60K
Value
5.22K
Filed
Jun 30, 2026
HRT FINANCIAL LP
CIK 1475597
Shares
58.07K
Value
4.00
Filed
Jun 30, 2026
WOLVERINE ASSET MANAGEMENT LLC
CIK 1279891
Shares
41.75K
Value
5K
Filed
Jun 30, 2025
CYGNUS CAPITAL ADVISORS, LLC
CIK 2114319
Shares
39.72K
Value
7.00
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
37.89K
Value
4.17K
Filed
Mar 31, 2026
SKAANA MANAGEMENT L.P.
CIK 1860998
Shares
26.11K
Value
1.63K
Filed
Mar 31, 2024
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 1447578
Shares
26.07K
Value
3.13K
Filed
Jun 30, 2025
YAKIRA CAPITAL MANAGEMENT, INC.
CIK 1584639
Shares
24.09K
Value
5.66K
Filed
Dec 31, 2024
CITADEL ADVISORS LLC
CIK 1423053
Shares
23.32K
Value
215.00
Filed
Sep 30, 2024
FLOW TRADERS U.S. LLC
CIK 1466697
Shares
18.95K
Value
2.00
Filed
Dec 31, 2023
STONEX GROUP INC.
CIK 913760
Shares
16.40K
Value
2.05K
Filed
Dec 31, 2025
VIRTU FINANCIAL LLC
CIK 1533964
Shares
16.35K
Value
1.00
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 720.80K | 50.38K | Jun 30, 2026 |
| 2 | CLEAR STREET LLC | 1708828 | 479.13K | 57.45K | Jun 30, 2025 |
| 3 | CLEAR STREET GROUP INC. | 1881567 | 477.83K | 33.88K | Jun 30, 2026 |
| 4 | WALLEYE CAPITAL LLC | 1758720 | 185.93K | 1.73K | Sep 30, 2024 |
| 5 | OASIS MANAGEMENT CO LTD. | 1317904 | 140K | 23.94K | Jun 30, 2026 |
| 6 | WALLEYE TRADING LLC | 1388391 | 104.59K | 973.00 | Sep 30, 2024 |
| 7 | COWEN AND COMPANY, LLC | 48966 | 100K | 6.25K | Mar 31, 2024 |
| 8 | PRIVIUM FUND MANAGEMENT B.V. | 1795097 | 74.93K | 2.25K | Jun 30, 2024 |
| 9 | TWO SIGMA SECURITIES, LLC | 1450144 | 73.60K | 5.22K | Jun 30, 2026 |
| 10 | HRT FINANCIAL LP | 1475597 | 58.07K | 4.00 | Jun 30, 2026 |
| 11 | WOLVERINE ASSET MANAGEMENT LLC | 1279891 | 41.75K | 5K | Jun 30, 2025 |
| 12 | CYGNUS CAPITAL ADVISORS, LLC | 2114319 | 39.72K | 7.00 | Jun 30, 2026 |
| 13 | UBS GROUP AG | 1610520 | 37.89K | 4.17K | Mar 31, 2026 |
| 14 | SKAANA MANAGEMENT L.P. | 1860998 | 26.11K | 1.63K | Mar 31, 2024 |
| 15 | RIVERNORTH CAPITAL MANAGEMENT, LLC | 1447578 | 26.07K | 3.13K | Jun 30, 2025 |
| 16 | YAKIRA CAPITAL MANAGEMENT, INC. | 1584639 | 24.09K | 5.66K | Dec 31, 2024 |
| 17 | CITADEL ADVISORS LLC | 1423053 | 23.32K | 215.00 | Sep 30, 2024 |
| 18 | FLOW TRADERS U.S. LLC | 1466697 | 18.95K | 2.00 | Dec 31, 2023 |
| 19 | STONEX GROUP INC. | 913760 | 16.40K | 2.05K | Dec 31, 2025 |
| 20 | VIRTU FINANCIAL LLC | 1533964 | 16.35K | 1.00 | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.