56 institutions reported holding $6.0M of CYTOSORBENTS CORP (CTSO) in SEC 13F filings for 2026-06-30. Largest institutional holders: AVENIR CORP ($1.9M), VANGUARD GROUP INC ($839,292), NEUBERGER BERMAN GROUP LLC ($740,516), CM Management, LLC ($552,211), Skylands Capital, LLC ($453,064). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | AVENIR CORP | $1.9M | 5.2M | Trimmed |
| 2 | VANGUARD GROUP INC | $839,292 | 2.2M | Added |
| 3 | NEUBERGER BERMAN GROUP LLC | $740,516 | 2.0M | Added |
| 4 | CM Management, LLC | $552,211 | 1.5M | Hold |
| 5 | Skylands Capital, LLC | $453,064 | 1.2M | Trimmed |
| 6 | BlackRock, Inc. | $234,577 | 627,211 | Trimmed |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $225,239 | 602,059 | Trimmed |
| 8 | Sargent Investment Group, LLC | $207,853 | 555,757 | Added |
| 9 | Pathstone Holdings, LLC | $186,966 | 499,910 | Trimmed |
| 10 | CIBC Bancorp USA Inc. | $64,571 | 172,649 | Hold |
| 11 | STATE STREET CORP | $59,576 | 159,293 | Hold |
| 12 | OSAIC HOLDINGS, INC. | $49,991 | 134,839 | Added |
| 13 | UBS Group AG | $49,001 | 131,019 | Added |
| 14 | NORTHERN TRUST CORP | $41,761 | 111,660 | Added |
| 15 | RAYMOND JAMES FINANCIAL INC | $40,247 | 107,611 | Trimmed |
| 16 | NWF Advisory Services Inc. | $38,947 | 104,139 | Hold |
| 17 | RENAISSANCE TECHNOLOGIES LLC | $37,407 | 100,020 | Trimmed |
| 18 | MORGAN STANLEY | $34,160 | 91,338 | Trimmed |
| 19 | Key Client Fiduciary Advisors, LLC | $29,343 | 78,457 | Hold |
| 20 | Virtu Financial LLC | $27,000 | 71,508 | New |
| 21 | XTX Topco Ltd | $20,314 | 54,316 | Added |
| 22 | JANE STREET GROUP, LLC | $19,525 | 52,205 | New |
| 23 | LPL Financial LLC | $18,744 | 50,119 | Added |
| 24 | STIFEL FINANCIAL CORP | $17,952 | 48,000 | Hold |
| 25 | BANK OF AMERICA CORP /DE/ | $14,468 | 38,686 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30