15 insiders reported 88 Form 4 transactions for Artiva Biotherapeutics, Inc. (ARTV) over the past 18 months (most recent 2026-06-16). Recent activity: RA Capital Nexus Fund, L.P. (Director) Buy 124,893 shares, RA Capital Healthcare Fund LP (Director) Buy 124,893 shares, RA Capital Nexus Fund, L.P. (Director) Buy 391,019 shares, Shah Rajeev M. (Director) Buy 391,019 shares, Kolchinsky Peter (Director) Buy 391,019 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-16 | RA Capital Nexus Fund, L.P. | Director | Buy | 124,893 | $1.1M |
| 2026-06-16 | RA Capital Healthcare Fund LP | Director | Buy | 124,893 | $1.1M |
| 2026-06-16 | RA Capital Nexus Fund, L.P. | Director | Buy | 391,019 | $3.4M |
| 2026-06-16 | Shah Rajeev M. | Director | Buy | 391,019 | $3.4M |
| 2026-06-16 | Kolchinsky Peter | Director | Buy | 391,019 | $3.4M |
| 2026-06-16 | RA CAPITAL MANAGEMENT, L.P. | Director | Buy | 391,019 | $3.4M |
| 2026-06-16 | RA Capital Nexus Fund III, L.P. | Director | Buy | 15,414 | $138,572 |
| 2026-06-16 | RA Capital Nexus Fund III, L.P. | Director | Buy | 391,019 | $3.4M |
| 2026-06-16 | Kolchinsky Peter | Director | Buy | 15,414 | $138,572 |
| 2026-06-16 | RA CAPITAL MANAGEMENT, L.P. | Director | Buy | 15,414 | $138,572 |
| 2026-06-16 | RA Capital Healthcare Fund LP | Director | Buy | 15,414 | $138,572 |
| 2026-06-16 | Shah Rajeev M. | Director | Buy | 15,414 | $138,572 |
| 2026-06-16 | RA Capital Nexus Fund III, L.P. | Director | Buy | 124,893 | $1.1M |
| 2026-06-16 | RA Capital Healthcare Fund LP | Director | Buy | 391,019 | $3.4M |
| 2026-06-16 | Shah Rajeev M. | Director | Buy | 124,893 | $1.1M |
| 2026-06-16 | Kolchinsky Peter | Director | Buy | 124,893 | $1.1M |
| 2026-06-16 | RA CAPITAL MANAGEMENT, L.P. | Director | Buy | 124,893 | $1.1M |
| 2026-06-16 | RA Capital Nexus Fund, L.P. | Director | Buy | 15,414 | $138,572 |
| 2026-06-11 | RA Capital Nexus Fund III, L.P. | Director | Buy | 479,039 | $3.3M |
| 2026-06-11 | RA Capital Nexus Fund III, L.P. | Director | Buy | 103 | $721 |
| 2026-06-11 | RA Capital Healthcare Fund LP | Director | Buy | 479,039 | $3.3M |
| 2026-06-11 | Kolchinsky Peter | Director | Buy | 479,039 | $3.3M |
| 2026-06-11 | RA CAPITAL MANAGEMENT, L.P. | Director | Buy | 479,039 | $3.3M |
| 2026-06-11 | Shah Rajeev M. | Director | Buy | 479,039 | $3.3M |
| 2026-06-11 | RA Capital Nexus Fund, L.P. | Director | Buy | 479,039 | $3.3M |
Source: SEC Form 4 filings · as of 2026-06-16