Martins Ryan (CIK 1792018) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-10-30). Recent activity: Buy ETNB (35,000 shares), Sell ETNB (374,295 shares), Buy ETNB (76,901 shares), Buy ETNB (3,898 shares), Sell ETNB (7,680 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-10-30 | 89bio, Inc. (ETNB) | Chief Financial Officer | Buy | 35,000 | $0 |
| 2025-10-30 | 89bio, Inc. (ETNB) | Chief Financial Officer | Sell | 374,295 | $0 |
| 2025-10-23 | 89bio, Inc. (ETNB) | Chief Financial Officer | Buy | 76,901 | $239,162 |
| 2025-10-23 | 89bio, Inc. (ETNB) | Chief Financial Officer | Buy | 3,898 | $17,307 |
| 2025-08-05 | 89bio, Inc. (ETNB) | Chief Financial Officer | Sell | 7,680 | $70,349 |
| 2025-06-13 | 89bio, Inc. (ETNB) | Chief Financial Officer | Sell | 8,498 | $81,751 |
Source: SEC Form 4 filings · as of 2025-10-30