Form 4 Filing for Artiva Biotherapeutics, Inc.

This filing reports a transaction by Jennifer Bush, COO, CLO, and Compliance Officer of Artiva Biotherapeutics, Inc. On May 19, 2026, 8,790 shares of common stock were disposed of with a weighted average sale price of $9.0078. This transaction was conducted under a "sell-to-cover" policy to satisfy tax withholding obligations related to the vesting and release of restricted stock units. The sales were automatic and not at Ms. Bush's discretion. Following this transaction, Ms. Bush owns 337,920 shares of common stock.