AnhCo Nguyen - Aug 16, 2024 Form 4 Insider Report for Atara Biotherapeutics, Inc. (ATRA)

Role
EVP, Chief Sci. & Tech Officer
Signature
/s/ John Chao, Attorney-in-Fact for AnhCo Nguyen
Stock symbol
ATRA
Transactions as of
Aug 16, 2024
Transactions value $
-$12,072
Form type
4
Date filed
8/20/2024, 06:27 PM
Previous filing
May 20, 2024
Next filing
Sep 11, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ATRA Common Stock Sale -$9.73K -1.47K -4.08% $6.63 34.5K Aug 16, 2024 Direct F1, F2, F3
transaction ATRA Common Stock Sale -$1.97K -297 -0.86% $6.63 34.2K Aug 16, 2024 Direct F1, F2
transaction ATRA Common Stock Sale -$371 -56 -0.16% $6.63 34.1K Aug 16, 2024 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 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.
F2 The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on August 16, 2024 and August 19, 2024 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.
F3 This amount reflects the 1:25 reverse stock split effected by the Issuer on June 20, 2024.