Nguyen AnhCo sold ATRA
November 17, 2025 · Form 4 insider transaction
Nguyen AnhCo sold 56 shares of Atara Biotherapeutics, Inc. at $13.19 per share, a transaction worth $738.53. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
56
Price
$13.19
Total value
$738.53
InsiderNguyen AnhCo
RoleOfficer, Director
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateNovember 17, 2025
Filing dateNovember 19, 2025
Shares owned after64,974
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
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 November 17, 2025 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.