Bush Jennifer 4

4 · Artiva Biotherapeutics, Inc. · Filed May 19, 2026

AI-generated summary of this filing

Updated May 20, 2026

Artiva (ARTV) COO Jennifer Bush Sells 8,790 Shares

What Happened

Jennifer Bush, Chief Operating Officer and Chief Legal Officer of Artiva Biotherapeutics (ARTV), sold 8,790 shares on 2026-05-19 in an open-market/private sale, generating roughly $79,179 (8,790 × $9.01).
This was a sale (S) reported as automatic sell-to-cover for tax withholding related to the vesting/release of restricted stock units, not a discretionary market-timing trade.

Key Details

Transaction date: 2026-05-19.
Price: reported weighted average sale price $9.0078; reported price range $8.7439–$9.0104. The line-item value shown: $79,179.
Shares owned after transaction: not specified in the provided filing excerpt.
Footnotes: F1 — sale was automatic under the issuer’s sell-to-cover policy to satisfy tax withholding on RSU vesting; F2 — weighted-average and price range provided, with full per-price breakdown available on request.
Filing timeliness: Report lists the period and filing date as 2026-05-19, indicating a same‑day/timely report.

Context

Sell-to-cover transactions are routine administrative sales to satisfy tax obligations when restricted stock units vest; they are common among executives and do not, by themselves, indicate a change in insider sentiment.
Purchases are generally more informative about confidence in the company; this filing documents tax-related share disposal only.

Form 4

Period: 2026-05-19

COO, CLO, Compliance Officer

Transactions

Footnotes (2)

[F1]The Issuer has adopted a 'sell-to-cover' policy to satisfy the tax withholding obligations of the Reporting Person. The sales reported on this Form 4 represent the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and release of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.
[F2]The weighted average sale price for the transaction reported was $9.0078, and the range of prices were between $8.7439 and $9.0104. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of shares sold at each separate price will be provided.

Signature

/s/ Andrew Cronauer, Attorney-in-Fact|2026-05-19

1 file