NASDAQ: CTSOCytosorbents Corp Stock Ownership - Who owns Cytosorbents?
Insider buying vs selling
Have Cytosorbents Corp insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Phillip P. Chan | Chief Executive Officer | 2026-06-15 | 10,333 | $0.43 | $4.44kBuy |
| Peter J. Mariani | Chief Financial Officer | 2026-06-15 | 100,000 | $0.44 | $44.00kBuy |
| Phillip P. Chan | Chief Executive Officer | 2026-06-12 | 251,136 | $0.40 | $100.45kBuy |
| Phillip P. Chan | Chief Executive Officer | 2025-11-18 | 100,000 | $0.64 | $64.00kBuy |
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Net Insider Buy/Sell (L12M) Ownership
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CTSO Shareholders
What type of owners hold Cytosorbents Corp stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| David Lamadrid | 12.48% | 7,837,500 | $3.24M | Insider |
| Avenir Corp | 8.31% | 5,215,776 | $2.15M | Institution |
| Guillermina Vega Montiel | 7.95% | 4,993,984 | $2.06M | Insider |
| Margie Chassman | 7.64% | 4,795,000 | $1.98M | Insider |
| Robert Shipley | 4.73% | 2,972,819 | $1.23M | Insider |
| Njtc Investment Fund LP | 4.07% | 2,554,999 | $1.06M | Insider |
| Vanguard Capital Management LLC | 2.99% | 1,879,989 | $776.44k | Institution |
| Phillip P. Chan | 2.78% | 1,744,432 | $720.45k | Insider |
| Skylands Capital LLC | 2.72% | 1,707,498 | $705.20k | Institution |
| Neuberger Berman Group LLC | 2.68% | 1,683,007 | $695.08k | Institution |
CTSO vs Medical Device Stocks
Cytosorbents Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.