81 institutions reported holding $25.4M of SIDUS SPACE INC (SIDU) in SEC 13F filings for 2026-03-31. Largest institutional holders: VANGUARD CAPITAL MANAGEMENT LLC ($7.8M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($3.2M), GEODE CAPITAL MANAGEMENT, LLC ($1.8M), BlackRock, Inc. ($1.5M), UBS Group AG ($1.1M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | $7.8M | 3.4M | New |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $3.2M | 1.4M | New |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $1.8M | 755,306 | Added |
| 4 | BlackRock, Inc. | $1.5M | 649,273 | Added |
| 5 | UBS Group AG | $1.1M | 472,372 | Trimmed |
| 6 | MILLENNIUM MANAGEMENT LLC | $1.0M | 445,228 | New |
| 7 | VANGUARD FIDUCIARY TRUST CO | $881,440 | 379,931 | New |
| 8 | Penserra Capital Management LLC | $842,000 | 363,175 | Added |
| 9 | CITADEL ADVISORS LLC | $787,872 | 339,600 | Added |
| 10 | STATE STREET CORP | $712,755 | 307,222 | Added |
| 11 | Foundations Investment Advisors, LLC | $625,820 | 269,750 | New |
| 12 | SLT Holdings LLC | $625,820 | 269,750 | New |
| 13 | AlphaCentric Advisors LLC | $464,000 | 200,000 | New |
| 14 | GROUP ONE TRADING LLC | $372,499 | 160,560 | New |
| 15 | NORTHERN TRUST CORP | $331,454 | 142,868 | Added |
| 16 | GOLDMAN SACHS GROUP INC | $329,403 | 141,984 | Added |
| 17 | DNB ASSET MANAGEMENT AS | $326,271 | 140,634 | Hold |
| 18 | JANE STREET GROUP, LLC | $322,262 | 138,906 | Trimmed |
| 19 | Squarepoint Ops LLC | $309,562 | 133,432 | New |
| 20 | SIMPLEX TRADING, LLC | $250,095 | 107,800 | New |
| 21 | SABBY MANAGEMENT, LLC | $243,368 | 1,049 | New |
| 22 | BANK OF AMERICA CORP /DE/ | $178,292 | 76,850 | Added |
| 23 | BANK OF MONTREAL /CAN/ | $140,824 | 60,700 | Added |
| 24 | Virtu Financial LLC | $119,000 | 51,325 | Trimmed |
| 25 | ENVESTNET ASSET MANAGEMENT INC | $97,343 | 41,958 | New |
Source: SEC Form 13F filings · as of 2026-03-31