Christopher Horan Receives Stock Award at Artiva Biotherapeutics Inc (ARTV) — SEC Form 4, Sep 11, 2026
SEC Form 4 · No Market Transaction
Stock Award
Compensation grant — no market purchase or sale.
Equity Position
323K sh
283,084 → 323,084
Equity Change
+14.1%
shares held after vs before
Filing Lag
2 business days
within 2-day SEC deadline
Form 4 · Statement of Changes in Beneficial Ownership
Reporting Owner
| Name | Relationship |
|---|---|
| Christopher Horan CIK 0001736819 |
Officer
|
Christopher Horan at Artiva Biotherapeutics Inc
Full insider history
Bought (12 mo)
—
Sold (12 mo)
$292,988
More from this insider at Artiva Biotherapeutics Inc
| 2026-11-03 | Sell | -$43,580 | View |
| 2026-10-06 | Sell | -$70,697 | View |
| 2026-09-04 | Sell | -$115,638 | View |
| 2026-05-20 | Sell | -$63,073 | View |
| 2026-02-18 | Award | — | View |
Non-Derivative Securities Transactions
| Title | Date | Type | Shares | Price | Net Total | Post-Txn | Ownership |
|---|---|---|---|---|---|---|---|
| Common StockF1 | 2026-09-09 | A - Award/Grant | 40,000 A | $0.00 | — | 323,084 | Direct |
Derivative Securities Transactions
| Title | Strike | Date | Type | Shares | Price | Expiration | Underlying | Ownership |
|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (Right to Buy)F2 | $10.79 | 2026-09-09 | A - Award/Grant | 120,000 A | $0.00 | 2036-09-08 | 120,000 Common Stock | Direct |
Footnotes (2)
Related filings at Artiva Biotherapeutics Inc
Institutional Holders
13F holders · Jun 30, 2026
72
institutional managers reporting a position
Largest by reported value
- Ra Capital Management, L.P. $174M
- Viking Global Investors Lp $25.3M
- Blackstone Inc $23.3M
5%+ Holders · 13D/G
3 filers
-
GC Corp 12.3%
Other insiders at Artiva Biotherapeutics Inc
-
Jennifer Bush -$35.3K
-
Subhashis Banerjee -$4.64K
-
Fred Aslan -$260K
-
Fred Aslan -$169K
-
Jennifer Bush -$57.2K
GET /v1/forms/4/0001193125-26-389512
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