CTSO · Cytosorbents Corporation Common Stock
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| Peter J. Mariani Chief Financial Officer | ▲ Buy | Open Market | 638,113 Shares held | 6/15/2026 | View profile |
| Kathleen P. Bloch Chief Financial Officer | ▲ Buy | Grant | 532,941 Shares held | 4/2/2024 | View profile |
| Efthymios Deliargyris Chief Medical Officer | ▲ Buy | Grant | 473,025 Shares held | 8/8/2025 | View profile |
| Michael G. Bator Director | ▼ Sell | Other | 151,273 Shares held | 2/24/2025 | View profile |
| Kraus Al Director | ▲ Buy | Option Exercise | 142,046 Shares held | 2/6/2023 | View profile |
| Phillip P. Chan Chief Executive Officer | ▲ Buy | Open Market | 100,996 Shares held | 9/15/2026 | View profile |
| Jones Edward Raymond Director | ▲ Buy | Open Market | 88,834 Shares held | 12/13/2023 | View profile |
| Kim Jiny Director | ▲ Buy | Open Market | 77,819 Shares held | 12/13/2023 | View profile |
| Vincent Capponi President and COO | ▲ Buy | Open Market | 40,387 Shares held | 9/14/2026 | View profile |
| Alan D. Sobel Director | ▲ Buy | Open Market | 9,887 Shares held | 9/15/2026 | View profile |
Transaction History
| Alan D. Sobel | ▲ Buy | Open Market | 500 | $3K | 9/15/2026 |
| Alan D. Sobel | ▲ Buy | Open Market | 100 | $601 | 9/15/2026 |
| Phillip P. Chan | ▲ Buy | Open Market | 3,774 | $23K | 9/15/2026 |
| Alan D. Sobel | ▲ Buy | Open Market | 1,900 | $12K | 9/15/2026 |
| Vincent Capponi | ▲ Buy | Open Market | 1,800 | $11K | 9/14/2026 |
| Vincent Capponi | ▲ Buy | Open Market | 273 | $2K | 9/14/2026 |
| Phillip P. Chan | ▲ Buy | Open Market | 200,000 | $70K | 9/4/2026 |
| Peter J. Mariani | ▲ Buy | Open Market | 100,000 | $44K | 6/15/2026 |
| Phillip P. Chan | ▲ Buy | Open Market | 10,333 | $4K | 6/15/2026 |
| Phillip P. Chan | ▲ Buy | Open Market | 251,136 | $100K | 6/12/2026 |
| Phillip P. Chan | ▲ Buy | Grant | 100,000 | $64K | 11/18/2025 |
| Phillip P. Chan | ▲ Buy | Grant | 105,600 | $0 | 8/8/2025 |
| Peter J. Mariani | ▲ Buy | Grant | 71,500 | $0 | 8/8/2025 |
| Vincent Capponi | ▲ Buy | Grant | 89,100 | $0 | 8/8/2025 |
| Efthymios Deliargyris | ▲ Buy | Grant | 70,000 | $0 | 8/8/2025 |
| Michael G. Bator | ▼ Sell | Other | 10,000 | $11K | 2/24/2025 |
| Vincent Capponi | ▼ Sell | Other | 12,000 | $14K | 2/24/2025 |
| Peter J. Mariani | ▼ Sell | Other | 32,625 | $37K | 2/24/2025 |
| Phillip P. Chan | ▼ Sell | Other | 34,168 | $39K | 2/24/2025 |
| Alan D. Sobel | ▼ Sell | Other | 21,950 | $25K | 2/24/2025 |
| Michael G. Bator | ▼ Sell | Other | 15,879 | $16K | 1/17/2025 |
| Vincent Capponi | ▼ Sell | Other | 31,760 | $32K | 1/17/2025 |
| Efthymios Deliargyris | ▼ Sell | Other | 16,233 | $16K | 1/17/2025 |
| Alan D. Sobel | ▼ Sell | Other | 21,950 | $22K | 1/17/2025 |
| Phillip P. Chan | ▼ Sell | Other | 90,832 | $91K | 1/17/2025 |
| Peter J. Mariani | ▼ Sell | Other | 32,625 | $33K | 1/17/2025 |
| Peter J. Mariani | ▲ Buy | Open Market | 20,000 | $19K | 12/13/2024 |
| Peter J. Mariani | ▲ Buy | Open Market | 20,000 | $18K | 12/12/2024 |
| Peter J. Mariani | ▲ Buy | Open Market | 11,363 | $10K | 12/11/2024 |
| Peter J. Mariani | ▲ Buy | Grant | 110,000 | $0 | 8/14/2024 |
| Peter J. Mariani | ▲ Buy | Grant | 65,000 | $0 | 8/14/2024 |
| Peter J. Mariani | ▲ Buy | Grant | 175,000 | $0 | 8/14/2024 |
| Efthymios Deliargyris | ▲ Buy | Grant | 61,000 | $0 | 4/2/2024 |
| Kathleen P. Bloch | ▲ Buy | Grant | 65,000 | $0 | 4/2/2024 |
| Vincent Capponi | ▲ Buy | Grant | 81,000 | $0 | 4/2/2024 |
| Phillip P. Chan | ▲ Buy | Grant | 96,000 | $0 | 4/2/2024 |
| Alan D. Sobel | ▲ Buy | Open Market | 22,557 | $30K | 12/13/2023 |
| Efthymios Deliargyris | ▲ Buy | Open Market | 22,557 | $30K | 12/13/2023 |
| Vincent Capponi | ▲ Buy | Open Market | 18,797 | $25K | 12/13/2023 |
| Michael G. Bator | ▲ Buy | Open Market | 37,594 | $50K | 12/13/2023 |
| Jones Edward Raymond | ▲ Buy | Open Market | 7,519 | $10K | 12/13/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 37,594 | $50K | 12/13/2023 |
| Phillip P. Chan | ▲ Buy | Open Market | 75,188 | $100K | 12/13/2023 |
| Kim Jiny | ▲ Buy | Open Market | 7,519 | $10K | 12/13/2023 |
| Kathleen P. Bloch | ▲ Buy | Grant | 45,000 | $0 | 9/18/2023 |
| Michael G. Bator | ▲ Buy | Open Market | 1,000 | $3K | 8/7/2023 |
| Michael G. Bator | ▲ Buy | Open Market | 1,000 | $3K | 8/7/2023 |
| Michael G. Bator | ▲ Buy | Open Market | 1,000 | $3K | 8/4/2023 |
| Phillip P. Chan | ▲ Buy | Grant | 87,000 | $0 | 7/7/2023 |
| Vincent Capponi | ▲ Buy | Grant | 73,000 | $0 | 7/7/2023 |
| Efthymios Deliargyris | ▲ Buy | Grant | 55,000 | $0 | 7/7/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 1,100 | $3K | 5/25/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 1,100 | $3K | 5/25/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 1,100 | $3K | 5/25/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 3,000 | $10K | 5/10/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 5,000 | $15K | 5/10/2023 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 2,000 | $6K | 5/10/2023 |
| Vincent Capponi | ▲ Buy | Option Exercise | 10,000 | $29K | 4/4/2023 |
| Phillip P. Chan | ▲ Buy | Option Exercise | 30,500 | $88K | 4/3/2023 |
| Alan D. Sobel | ▼ Sell | Gift | 2,000 | $0 | 2/27/2023 |
| Alan D. Sobel | ▼ Sell | Gift | 2,000 | $0 | 2/27/2023 |
| Kraus Al | ▲ Buy | Option Exercise | 12,000 | $32K | 2/6/2023 |
| Phillip P. Chan | ▲ Buy | Open Market | 5,859 | $7K | 12/8/2022 |
| Phillip P. Chan | ▲ Buy | Open Market | 9,850 | $12K | 12/7/2022 |
| Phillip P. Chan | ▲ Buy | Open Market | 14,291 | $18K | 12/6/2022 |
| Phillip P. Chan | ▲ Buy | Open Market | 35,000 | $60K | 9/8/2022 |
| Kim Jiny | ▲ Buy | Open Market | 1,000 | $2K | 8/25/2022 |
| Efthymios Deliargyris | ▲ Buy | Grant | 52,000 | $0 | 8/10/2022 |
| Efthymios Deliargyris | ▲ Buy | Grant | 55,000 | $0 | 8/10/2022 |
| Vincent Capponi | ▲ Buy | Grant | 69,000 | $0 | 8/10/2022 |
| Kathleen P. Bloch | ▲ Buy | Grant | 55,500 | $0 | 8/10/2022 |
| Phillip P. Chan | ▲ Buy | Grant | 79,000 | $0 | 8/10/2022 |
| Vincent Capponi | ▲ Buy | Open Market | 2,000 | $4K | 6/21/2022 |
| Vincent Capponi | ▲ Buy | Open Market | 3,000 | $6K | 6/16/2022 |
| Phillip P. Chan | ▲ Buy | Open Market | 2,221 | $4K | 6/16/2022 |
| Phillip P. Chan | ▲ Buy | Open Market | 16,000 | $35K | 6/9/2022 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 8,700 | $17K | 6/6/2022 |
| Vincent Capponi | ▲ Buy | Open Market | 1,574 | $3K | 5/23/2022 |
| Vincent Capponi | ▲ Buy | Open Market | 299 | $605 | 5/23/2022 |
| Vincent Capponi | ▲ Buy | Open Market | 3,127 | $6K | 5/23/2022 |
| Michael G. Bator | ▲ Buy | Open Market | 2,000 | $4K | 5/18/2022 |
| Michael G. Bator | ▲ Buy | Open Market | 2,000 | $4K | 5/18/2022 |
| Michael G. Bator | ▲ Buy | Open Market | 2,000 | $4K | 5/18/2022 |
| Michael G. Bator | ▲ Buy | Open Market | 2,000 | $4K | 5/18/2022 |
| Michael G. Bator | ▲ Buy | Open Market | 2,000 | $4K | 5/18/2022 |
| Michael G. Bator | ▲ Buy | Open Market | 1,000 | $2K | 5/18/2022 |
| Jones Edward Raymond | ▲ Buy | Open Market | 1,676 | $4K | 5/16/2022 |
| Alan D. Sobel | ▲ Buy | Open Market | 8,800 | $18K | 5/11/2022 |
| Alan D. Sobel | ▲ Buy | Open Market | 1,200 | $2K | 5/11/2022 |
| Kraus Al | ▲ Buy | Open Market | 5,000 | $10K | 5/6/2022 |
| Kim Jiny | ▲ Buy | Grant | 69,300 | $0 | 4/5/2022 |
| Alan D. Sobel | ▼ Sell | Gift | 2,000 | $0 | 2/14/2022 |
| Phillip P. Chan | ▲ Buy | Open Market | 5,462 | $22K | 12/30/2021 |
| Phillip P. Chan | ▲ Buy | Open Market | 100 | $404 | 12/29/2021 |
| Phillip P. Chan | ▲ Buy | Open Market | 9,438 | $38K | 12/29/2021 |
| Phillip P. Chan | ▲ Buy | Open Market | 5,000 | $26K | 12/10/2021 |
| Jones Edward Raymond | ▼ Sell | Tax Withholding | 3,161 | $17K | 12/9/2021 |
| Jones Edward Raymond | ▲ Buy | Option Exercise | 4,000 | $17K | 12/9/2021 |
| Kathleen P. Bloch | ▲ Buy | Open Market | 4,000 | $20K | 11/23/2021 |
| Kraus Al | ▲ Buy | Option Exercise | 4,000 | $17K | 8/31/2021 |
| Kraus Al | ▼ Sell | Open Market | 4,000 | $38K | 8/31/2021 |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 1, 2026
Cytosorbents to Present New Data at Cardiac Surgery Conferences
Cytosorbents announced that it will present new data at upcoming international conferences focused on cardiac surgery and critical care. These presentations offer a platform to share recent findings with the medical community. For a company in the medical device sector, such events are key moments for communicating progress and engaging with specialists in the field.
Cytosorbents to Present New Data at Cardiac Surgery Conferences. Cytosorbents announced that it will present new data at upcoming international conferences focused on cardiac surgery and critical care. These presentations offer a platform to share recent findings with the medical community. For a company in the medical device sector, such events are key moments for communicating progress and engaging with specialists in the field.