16 insiders reported 179 Form 4 transactions for Artiva Biotherapeutics, Inc. (ARTV) over the past 18 months (most recent 2026-09-15). Recent activity: Aslan Fred (Chief Executive Officer) Buy 110,000 shares, Aslan Fred (Chief Executive Officer) Buy 45,000 shares, Bush Jennifer (COO, CLO, Compliance Officer) Buy 45,000 shares, Horan Christopher (Chief Tech Operations Officer) Buy 40,000 shares, Miralles Gines Diego (President & Head of R&D) Buy 45,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-15 | Aslan Fred | Chief Executive Officer | Buy | 110,000 | $0 |
| 2026-09-14 | Aslan Fred | Chief Executive Officer | Buy | 45,000 | $0 |
| 2026-09-11 | Bush Jennifer | COO, CLO, Compliance Officer | Buy | 45,000 | $0 |
| 2026-09-11 | Horan Christopher | Chief Tech Operations Officer | Buy | 40,000 | $0 |
| 2026-09-11 | Miralles Gines Diego | President & Head of R&D | Buy | 45,000 | $0 |
| 2026-09-11 | Banerjee Subhashis | Chief Medical Officer | Buy | 30,000 | $0 |
| 2026-09-09 | Aslan Fred | Chief Executive Officer | Sell | 23,429 | $255,746 |
| 2026-09-04 | Bush Jennifer | COO, CLO, Compliance Officer | Sell | 8,391 | $93,606 |
| 2026-09-04 | Horan Christopher | Chief Tech Operations Officer | Sell | 10,366 | $115,638 |
| 2026-09-04 | Aslan Fred | Chief Executive Officer | Sell | 61,888 | $690,392 |
| 2026-09-04 | Banerjee Subhashis | Chief Medical Officer | Sell | 1,100 | $12,271 |
| 2026-08-31 | Banerjee Subhashis | Chief Medical Officer | Sell | 8,222 | $98,736 |
| 2026-08-31 | Banerjee Subhashis | Chief Medical Officer | Buy | 5,306 | $10,188 |
| 2026-08-19 | Banerjee Subhashis | Chief Medical Officer | Buy | 429 | $824 |
| 2026-08-19 | Banerjee Subhashis | Chief Medical Officer | Sell | 429 | $5,148 |
| 2026-07-31 | RA Capital Healthcare Fund LP | Director | Buy | 20,824 | $208,032 |
| 2026-07-31 | RA CAPITAL MANAGEMENT, L.P. | Director | Buy | 20,824 | $208,032 |
| 2026-07-31 | Kolchinsky Peter | Director | Buy | 20,824 | $208,032 |
| 2026-07-31 | Shah Rajeev M. | Director | Buy | 20,824 | $208,032 |
| 2026-07-31 | RA Capital Nexus Fund, L.P. | Director | Buy | 20,824 | $208,032 |
| 2026-07-31 | RA Capital Nexus Fund III, L.P. | Director | Buy | 20,824 | $208,032 |
| 2026-07-31 | RA Capital Healthcare Fund LP | Director | Buy | 24,944 | $247,694 |
| 2026-07-31 | RA CAPITAL MANAGEMENT, L.P. | Director | Buy | 24,944 | $247,694 |
| 2026-07-31 | Kolchinsky Peter | Director | Buy | 24,944 | $247,694 |
| 2026-07-31 | Shah Rajeev M. | Director | Buy | 24,944 | $247,694 |
Source: SEC Form 4 filings · as of 2026-09-15