RA Capital Management, L.P., Director, 10% Owner at Artiva Biotherapeutics, Inc. (ARTV), bought 531,326 shares at $8.57 ($4.6M) on 2026-06-12, disclosed to the SEC on 2026-06-16.
Open-market purchase of $4.6M ARTV by Director, 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $8.57 | 391,019 | $3.4M | 72.9% |
| 2 | $8.99 | 15,414 | $139K | 3.0% |
| 3 | $8.89 | 124,893 | $1.1M | 24.1% |
| Total | $8.66 avg | 531,326 | $4.6M | 100% |
| Filing → |
| ARTV | BUY | 2026-07-31 | $456K | — | Filing → |
| ARTV | BUY | 2026-07-28 | $413K | — | Filing → |
| ARTV | BUY | 2026-07-23 | $2.6M | — | Filing → |