GC Cell Corp (CIK 1931891) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-28). Recent activity: Buy ARTV (1.1M shares), Buy ARTV (347,222 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-28 | Artiva Biotherapeutics, Inc. (ARTV) | 10% Owner | Buy | 1.1M | $12.5M |
| 2026-05-28 | Artiva Biotherapeutics, Inc. (ARTV) | 10% Owner | Buy | 347,222 | $4.0M |
Source: SEC Form 4 filings · as of 2026-05-28