Updated Jul 16, 2026 · Last SEC filing 2026-07-14
Artiva Biotherapeutics, Inc. (ARTV) has filed 12 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-14. 3 Form 8-K material event filings were reported by ARTV in the last 90 days. 5 Form 144 notices of proposed sale were filed for ARTV stock. InsiderAlpha tracks every ARTV SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Biological Products, (No Diagnostic Substances) (SIC 2836) |
|---|---|
| SEC CIK | 0001817241 |
| Form 4 filings (90d) | 12 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 5 |
| Latest Form 4 filing | 2026-07-14 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 6.6K | $8.94 | $59K | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 15.1K | $8.97 | $135K | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 1.9K | $8.98 | $17K | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 31.0K | $8.88 | $275K | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 124.9K | $8.89 | $1.11M | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 15.4K | $8.99 | $139K | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 391.0K | $8.57 | $3.35M | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 548.6K | $7.91 | $4.34M | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 103 | $7.00 | $721 | SEC | |
| RA CAPITAL MANAGEMENT, L.P. | Insider | P — Open-market purchase | 479.0K | $6.91 | $3.31M | SEC | |
| Raymon Heather | SVP, Research and Development | S — Open-market sale | 3.1K | $9.01 | $28K | SEC | |
| Horan Christopher | Chief Tech Operations Officer | S — Open-market sale | 7.0K | $9.01 | $63K | SEC | |
| Aslan Fred | Chief Executive Officer | S — Open-market sale | 27.1K | $9.01 | $244K | SEC | |
| Banerjee Subhashis | Chief Medical Officer | S — Open-market sale | 7.0K | $9.01 | $63K | SEC | |
| Bush Jennifer | COO, CLO, Compliance Officer | S — Open-market sale | 8.8K | $9.01 | $79K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Artiva Biotherapeutics, Inc. (ARTV). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 12 | $112.74M |
| GC Corp. | 2 | $16.50M |
| Miralles Gines Diego | 2 | — |
| Horan Christopher | 1 | $63K |
| Raymon Heather | 1 | $28K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ARTV insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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