21 institutions reported holding $4.1M of OSPREY BITCOIN TR (OBTC) in SEC 13F filings for 2026-03-31. Largest institutional holders: JANE STREET GROUP, LLC ($1.9M), CITADEL ADVISORS LLC ($818,670), FLOW TRADERS U.S. LLC ($450,000), LPL Financial LLC ($219,435), SAX WEALTH ADVISORS, LLC ($218,381). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | $1.9M | 85,598 | Trimmed |
| 2 | CITADEL ADVISORS LLC | $818,670 | 37,517 | Added |
| 3 | FLOW TRADERS U.S. LLC | $450,000 | 20,636 | Added |
| 4 | LPL Financial LLC | $219,435 | 10,056 | Hold |
| 5 | SAX WEALTH ADVISORS, LLC | $218,381 | 7,754 | Hold |
| 6 | COMMONWEALTH EQUITY SERVICES, LLC | $211,190 | 9,678 | Trimmed |
| 7 | UBS Group AG | $131,755 | 6,038 | Added |
| 8 | MAI Capital Management | $97,651 | 4,475 | Hold |
| 9 | Ancora Advisors LLC | $25,422 | 1,165 | Hold |
| 10 | Triumph Capital Management | $10,911 | 500 | Hold |
| 11 | MANNING & NAPIER ADVISORS LLC | $7,708 | 361 | New |
| 12 | EverSource Wealth Advisors, LLC | $2,182 | 100 | Hold |
| 13 | Allworth Financial LP | $1,092 | 50 | Hold |
| 14 | Tanglewood Legacy Advisors, LLC | $960 | 44 | Hold |
| 15 | MATHER GROUP, LLC. | $109 | 5 | New |
| 16 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 17 | Firestone Capital Management | $0 | 0 | Exited |
| 18 | Hunting Hill Global Capital, LLC | $0 | 0 | Exited |
| 19 | EAGLE GLOBAL ADVISORS LLC | $0 | 0 | Exited |
| 20 | Quattro Advisors LLC | $0 | 0 | Exited |
| 21 | Mint Tower Capital Management B.V. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31