Morris Arlene (CIK 1362520) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-31). Recent activity: Buy COGT (41,927 shares), Buy COGT (3,583 shares), Sell COGT (42,349 shares), Sell COGT (3,161 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-31 | Cogent Biosciences, Inc. (COGT) | Director | Buy | 41,927 | $236,468 |
| 2026-08-31 | Cogent Biosciences, Inc. (COGT) | Director | Buy | 3,583 | $9,029 |
| 2026-08-31 | Cogent Biosciences, Inc. (COGT) | Director | Sell | 42,349 | $1.6M |
| 2026-08-31 | Cogent Biosciences, Inc. (COGT) | Director | Sell | 3,161 | $118,663 |
来源：SEC Form 4 申报文件 · 截至 2026-08-31