Cytosorbents Corp (CTSO) — Insider Trading
Insider trading activity for Cytosorbents Corp sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 10
- Last trade date: Sep 16, 2026
- Ticker: CTSO
Top Insiders
- Chan Phillip P. (Chief Executive Officer) — 4 trades, buy: $198K, sell: $0
- MARIANI PETER J (Chief Financial Officer) — 1 trades, buy: $44K, sell: $0
- Sobel Alan D. — 3 trades, buy: $15K, sell: $0
- Capponi Vincent (President and COO) — 2 trades, buy: $13K, sell: $0
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 15, 2026 | Sobel Alan D. | CTSO Cytosorbents Corp | BUY | 100 | $601 |
| Sep 15, 2026 | Sobel Alan D. | CTSO Cytosorbents Corp | BUY | 500 | $3K |
| Sep 15, 2026 | Sobel Alan D. | CTSO Cytosorbents Corp | BUY | 1,900 | $12K |
| Sep 14, 2026 | Capponi Vincent | CTSO Cytosorbents Corp | BUY | 273 | $2K |
| Sep 14, 2026 | Capponi Vincent | CTSO Cytosorbents Corp | BUY | 1,800 | $11K |
| Sep 15, 2026 | Chan Phillip P. | CTSO Cytosorbents Corp | BUY | 3,774 | $23K |
| Sep 4, 2026 | Chan Phillip P. | CCTSO CCTSO | BUY | 200,000 | $70K |
| Jun 15, 2026 | MARIANI PETER J | CTSO Cytosorbents Corp | BUY | 100,000 | $44K |
| Jun 15, 2026 | Chan Phillip P. | CTSO Cytosorbents Corp | BUY | 10,333 | $4K |
| Jun 12, 2026 | Chan Phillip P. | CTSO Cytosorbents Corp | BUY | 251,136 | $100K |