Who Owns Cytosorbents Corporation (CTSO)?Hedge Fund & Institutional Holders
Institutional Holders
50
as of Q4 2025
Total Institutional Value
$3.343119911851001e+63T
% of Float Held
—
QoQ Change in Holders
+13 / -5
Price History
CTSO — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| Seelaus Asset Management LLC | New Position | +17K | +$11K |
| Merit Financial Group, LLC | New Position | +15K | +$9K |
| Texas Capital Bank Wealth Management Services Inc | New Position | +11K | +$7K |
| Virtu Financial LLC | New Position | +11K | +$7K |
| MILLENNIUM MANAGEMENT LLC | New Position | +10K | +$0 |
| EP Wealth Advisors, LLC | New Position | +28K | +$0 |
| Global Retirement Partners, LLC | New Position | +2K | +$0 |
| Your Advocates Ltd., LLP | New Position | +250 | +$0 |
| XTX Topco Ltd | New Position | +30K | +$0 |
| Pathstone Holdings, LLC | New Position | +500K | +$0 |
| FMR LLC | New Position | +384 | +$0 |
| FIRST NATIONAL BANK OF OMAHA | New Position | +15K | +$0 |
| JONES FINANCIAL COMPANIES LLLP | New Position | +93 | +$0 |
| GSA CAPITAL PARTNERS LLP | Increased | +36K | +$-105K |
| Rockefeller Capital Management L.P. | Increased | +2K | +$-934K |
CTSO — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| Skylands Capital, LLC | Decreased | -273K | -$2.0B |
| Sargent Investment Group, LLC | Decreased | -127K | -$689.6M |
| NWF Advisory Services Inc. | Decreased | -268K | -$665.0M |
| CIBC Bancorp USA Inc. | Closed Position | -173K | -$161.3M |
| RENAISSANCE TECHNOLOGIES LLC | Decreased | -35K | -$125.9M |
| RAYMOND JAMES FINANCIAL INC | Decreased | -19 | -$101.6M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Decreased | -15K | -$91.7M |
| Kestra Advisory Services, LLC | Decreased | -39K | -$60.3M |
| GOLDMAN SACHS GROUP INC | Decreased | -25K | -$56.6M |
| Creative Planning | Decreased | -160 | -$20.0M |
| SEI INVESTMENTS CO | Closed Position | -18K | -$16.6M |
| TWO SIGMA SECURITIES, LLC | Closed Position | -16K | -$14.7M |
| COUNTRY CLUB BANK | Closed Position | -15K | -$14.1M |
| Centiva Capital, LP | Closed Position | -11K | -$10.0M |
| Tower Research Capital LLC (TRC) | Decreased | -3K | -$5.2M |
Top Institutional Holders(Q4 2025)
CTSO Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 50 | $8.5M | +7 |
| Q3 2025 | 43 | $15.8B | +5 |
| Q2 2025 | 38 | $18.1B | -10 |
| Q1 2025 | 48 | $16.9B | -1 |
| Q4 2024 | 49 | $65.9B | +3 |
| Q3 2024 | 46 | $8.5T | +3 |
| Q2 2024 | 43 | $6.0T | -1 |
| Q1 2024 | 44 | $8.7T | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 50 institutional investors hold CTSO (Cytosorbents Corporation). The largest holder is AVENIR CORP with $3.3M in shares. This quarter, 13 institutions opened new positions and 5 closed their positions.
Frequently Asked Questions
How many hedge funds own CTSO?
As of Q4 2025, 50 institutional investors report holding CTSO (Cytosorbents Corporation) in their 13F filings.
Who is the largest institutional holder of CTSO?
The largest institutional holder of CTSO is AVENIR CORP with $3.3M in shares.
Is institutional ownership of CTSO increasing or decreasing?
This quarter, 13 institutions opened new positions in CTSO and 5 closed their positions.