Horan Christopher — SEC Form 4 filings
SEC reporting owner CIK 1736819. 9 Form 4 filings on record with FilingPulse; latest filed 2026-09-11.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-09-13 to 2026-09-11. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 2 legs across 2 filings — 17,368 shares, $178,711 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 13.
- Largest priced transaction: sale of 10,366 shares @ $11.16 ($115,638) in Artiva Biotherapeutics, Inc., filed 2026-09-04.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Artiva Biotherapeutics, Inc. (ARTV) | Chief Tech Operations Officer | 9 | — | 2 legs · 17,368 sh · $178,711 | 13 |
Form 4 filings — Horan Christopher
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-11 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Grant/award (A): 40,000 @ $0 · Grant/award (A): 120,000 (derivative) @ $0 | EDGAR |
| 2026-09-04 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Sale (S): 10,366 @ $11.16 | EDGAR |
| 2026-05-19 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Sale (S): 7,002 @ $9.01 | EDGAR |
| 2026-02-18 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Grant/award (A): 117,300 @ $0 · Tax withholding (F): 2,187 @ $4 | EDGAR |
| 2025-12-12 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Grant/award (A): 107,156 @ $0 · Disposition to issuer (D): 77,519 (derivative) · Disposition to issuer (D): 9,119 (derivative) · Disposition to issuer (D): 20,519 (derivative) | EDGAR |
| 2025-11-17 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Tax withholding (F): 1,899 @ $3.25 | EDGAR |
| 2025-08-18 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Tax withholding (F): 1,341 @ $2.13 · Tax withholding (F): 3,577 @ $2.75 | EDGAR |
| 2025-02-28 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2024-09-13 | 4 | Artiva Biotherapeutics, Inc. (ARTV) | Grant/award (A): 25,000 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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