Cytosorbents Corp
CTSO- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001175151
In the last 90 days, Cytosorbents Corp insiders filed 4 open-market purchases and 0 sales; 50 institutions reported holding it in 13F filings for Q2 2026, worth $6.04M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Cytosorbents Corp as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 49
- −2 vs. Q4 2024
- Shares held
- 16.9M
- +1.61M (+10.5%) vs. Q4 2024
- Total value
- $16.9M
- +$2.81M (+19.9%) vs. Q4 2024
- New holders
- 7
- 18 more added
- Sold out
- 9
- 9 more reduced
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CTSO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 50 | $6.04M |
| Q1 2026 | 50 | $9.32M |
| Q4 2025 | 51 | $10.8M |
| Q3 2025 | 49 | $15.3M |
| Q2 2025 | 45 | $20.7M |
| Q1 2025 | 49 | $16.9M |
| Q4 2024 | 51 | $14.1M |
| Q3 2024 | 53 | $24.7M |
| Q2 2024 | 50 | $11.8M |
| Q1 2024 | 50 | $16.7M |
| Q4 2023 | 54 | $20.0M |
| Q3 2023 | 53 | $28.7M |
| Q2 2023 | 58 | $54.7M |
| Q1 2023 | 59 | $51.3M |
| Q4 2022 | 53 | $22.7M |
| Q3 2022 | 60 | $20.7M |
| Q2 2022 | 78 | $33.9M |
| Q1 2022 | 88 | $57.3M |
| Q4 2021 | 91 | $74.6M |
| Q3 2021 | 96 | $149.2M |
| Q2 2021 | 102 | $132.4M |
| Q1 2021 | 96 | $151.6M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Cytosorbents Corp; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Lazard Asset Management LLC | 954 | $0 | 0.00% | +954 | New |
| BNP Paribas Arbitrage, SA | 3 | $3 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 31 | $31 | 0.00% | 00.0% | Unchanged |
| Medallion Wealth Advisors, LLC | 45 | $45 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 100 | $100 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 233 | $233 | 0.00% | +130+126.2% | Added |
| Wells Fargo & Company | 250 | $250 | 0.00% | 00.0% | Unchanged |
| Your Advocates Ltd., LLP | 250 | $250 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 485 | $485 | 0.00% | −9−1.8% | Reduced |
| N.E.W. Advisory Services LLC | 2,720 | $2.72K | 0.00% | +2,720 | New |
| Comerica Bank | 3,307 | $3.31K | 0.00% | −380−10.3% | Reduced |
| Hexagon Capital Partners LLC | 3,333 | $3.33K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 5,503 | $5.50K | 0.00% | +3,408+162.7% | Added |
| Citadel Advisors LLC | 8,183 | $8.18K | 0.00% | +8,183 | New |
| Chicago Partners Investment Group LLC | 13,443 | $11.9K | 0.00% | −171−1.3% | Reduced |
| Merit Financial Group, LLC | 15,083 | $15.1K | 0.00% | +83+0.6% | Added |
| Country Club Bank | 15,225 | $15.2K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 15,287 | $15.3K | 0.00% | +15,287 | New |
| Seelaus Asset Management LLC | 18,300 | $18.3K | 0.02% | −500−2.7% | Reduced |
| Creative Planning | 23,115 | $23.1K | 0.00% | +1,820+8.5% | Added |
| SEI Investments Co | 26,543 | $26.6K | 0.00% | +10,983+70.6% | Added |
| Atomi Financial Group, Inc. | 27,643 | $27.6K | 0.00% | +200+0.7% | Added |
| EP Wealth Advisors, LLC | 28,000 | $28.0K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 30,113 | $30.1K | 0.00% | +7,321+32.1% | Added |
| Squarepoint Ops LLC | 40,549 | $40.5K | 0.00% | +40,549 | New |
| Bank of America Corp | 43,979 | $44.0K | 0.00% | +9,528+27.7% | Added |
| Stifel Financial Corp | 48,000 | $48.0K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 53,030 | $53.0K | 0.00% | +53,030 | New |
| Goldman Sachs Group Inc | 62,662 | $62.7K | 0.00% | +37,519+149.2% | Added |
| Kestra Advisory Services, LLC | 70,880 | $70.9K | 0.00% | +15,880+28.9% | Added |
| Key Client Fiduciary Advisors, LLC | 78,457 | $78.5K | 0.04% | +43,900+127.0% | Added |
| Northern Trust Corp | 91,560 | $91.6K | 0.00% | 00.0% | Unchanged |
| NWF Advisory Services Inc. | 104,139 | $104.1K | 0.01% | +104,139 | New |
| Morgan Stanley | 105,707 | $105.7K | 0.00% | −918−0.9% | Reduced |
| Raymond James Financial Inc | 110,340 | $110.3K | 0.00% | +1,719+1.6% | Added |
| UBS Group AG | 115,200 | $115.2K | 0.00% | −29,725−20.5% | Reduced |
| State Street Corp | 159,293 | $159.3K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 163,748 | $163.7K | 0.00% | +36,528+28.7% | Added |
| CIBC Private Wealth Group, LLC | 172,649 | $165.7K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 225,254 | $225.3K | 0.00% | +137,234+155.9% | Added |
| Granahan Investment Management Inc | 358,418 | $358.4K | 0.02% | −846,162−70.2% | Reduced |
| Geode Capital Management, LLC | 613,855 | $614.1K | 0.00% | +139,702+29.5% | Added |
| BlackRock, Inc. | 627,305 | $627.3K | 0.00% | 00.0% | Unchanged |
| Sargent Investment Group, LLC | 823,500 | $823.5K | 0.13% | −425,363−34.1% | Reduced |
| CM Management, LLC | 954,076 | $954.1K | 0.96% | +254,076+36.3% | Added |
| Neuberger Berman Group LLC | 1,679,628 | $1.70M | 0.00% | −2,255−0.1% | Reduced |
| Vanguard Group Inc | 1,949,551 | $1.95M | 0.00% | 00.0% | Unchanged |
| Skylands Capital, LLC | 3,002,702 | $3.00M | 0.43% | +221,080+7.9% | Added |
| Avenir Corp | 5,044,918 | $5.04M | 0.53% | +1,950,972+63.1% | Added |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −52,751−100.0% | Sold out |
| Cable Car Capital LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −33,280−100.0% | Sold out |
| Resources Investment Advisors, LLC. | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Johnson Investment Counsel Inc | 0 | $0 | 0.00% | −11,534−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −11,509−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −10,147−100.0% | Sold out |
| New Wave Wealth Advisors LLC | 0 | $0 | 0.00% | −1,631−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −313−100.0% | Sold out |