Sobel Alan D. (CIK 1639386) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-16). Recent activity: Buy CTSO (1,900 shares), Buy CTSO (500 shares), Buy CTSO (100 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-16 | Cytosorbents Corp (CTSO) | Director | Buy | 1,900 | $11,628 |
| 2026-09-16 | Cytosorbents Corp (CTSO) | Director | Buy | 500 | $3,025 |
| 2026-09-16 | Cytosorbents Corp (CTSO) | Director | Buy | 100 | $601 |
Source: SEC Form 4 filings · as of 2026-09-16