Horan Christopher
SEC insider (Form 3/4/5 filer). CIK 0001736819. Chief Tech Operations Officer at Artiva Biotherapeutics, Inc. (ARTV). 15 reported Form 4/5 transactions since Sep 2024; latest on Oct 5, 2026. Located in SAN DIEGO, CA.
Companies Horan Christopher has filed insider reports for
- Artiva Biotherapeutics, Inc. (ARTV): Officer, Chief Tech Operations Officer
Horan Christopher
CIK: 0001736819
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Artiva Biotherapeutics, Inc.
Discretionary Trading P&L
Holdings
Transaction History (15 total)
- Oct 5, 2026ARTV
Artiva Biotherapeutics, Inc.
SaleDirect10.3K shares at avg. $6.84$71K - Sep 9, 2026ARTV
Artiva Biotherapeutics, Inc.
AwardDirect40K shares- - Sep 3, 2026ARTV
Artiva Biotherapeutics, Inc.
SaleDirect10.4K shares at avg. $11.16$116K - May 19, 2026ARTV
Artiva Biotherapeutics, Inc.
SaleDirect7K shares at avg. $9.01$63K - Feb 15, 2026ARTV
Artiva Biotherapeutics, Inc.
AwardDirect117.3K shares- - Feb 15, 2026ARTV
Artiva Biotherapeutics, Inc.
Tax PaymentDirect2.2K shares at avg. $4.00$9K - Dec 12, 2025ARTV
Artiva Biotherapeutics, Inc.
DispositionDirectEmployee Stock Option (Right to Buy)
20.5K shares- - Dec 12, 2025ARTV
Artiva Biotherapeutics, Inc.
AwardDirect107.2K shares- - Dec 12, 2025ARTV
Artiva Biotherapeutics, Inc.
DispositionDirectEmployee Stock Option (Right to Buy)
77.5K shares- - Dec 12, 2025ARTV
Artiva Biotherapeutics, Inc.
DispositionDirectEmployee Stock Option (Right to Buy)
9.1K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 5, 2026 | ARTV Artiva Biotherapeutics, Inc. | Sale | 10,340 | $6.84 | $70,697 | Direct |
| Sep 9, 2026 | ARTV Artiva Biotherapeutics, Inc. | Award | 40,000 | - | $0 | Direct |
| Sep 3, 2026 | ARTV Artiva Biotherapeutics, Inc. | Sale | 10,366 | $11.16 | $115,638 | Direct |
| May 19, 2026 | ARTV Artiva Biotherapeutics, Inc. | Sale | 7,002 | $9.01 | $63,073 | Direct |
| Feb 15, 2026 | ARTV Artiva Biotherapeutics, Inc. | Award | 117,300 | - | $0 | Direct |
| Feb 15, 2026 | ARTV Artiva Biotherapeutics, Inc. | Tax Payment | 2,187 | $4.00 | $8,748 | Direct |
| Dec 12, 2025 | ARTV Artiva Biotherapeutics, Inc. | Disposition Employee Stock Option (Right to Buy) | 20,519 | - | - | Direct |
| Dec 12, 2025 | ARTV Artiva Biotherapeutics, Inc. | Award | 107,156 | - | - | Direct |
| Dec 12, 2025 | ARTV Artiva Biotherapeutics, Inc. | Disposition Employee Stock Option (Right to Buy) | 77,519 | - | - | Direct |
| Dec 12, 2025 | ARTV Artiva Biotherapeutics, Inc. | Disposition Employee Stock Option (Right to Buy) | 9,119 | - | - | Direct |
1-10 of 15 transactions