March 2, 2026 · Form 4 insider transaction
Grant-Huerta Yanina sold 24 shares of Atara Biotherapeutics Inc at $5.08 per share, a transaction worth $121.85. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 2 days after the transaction.
Shares sold automatically to satisfy tax withholding obligations in connection with the vesting of previously granted restricted stock units, pursuant to a sale-to-cover provision in the award agreement.; The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on March 2, 2026 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.; This amount includes 400 shares purchased under the Issuer's Employee Stock Purchase Plan on November 28, 2025.