Eric J. Hyllengren - May 16, 2023 Form 4 Insider Report for Atara Biotherapeutics, Inc. (ATRA)

Role
SVP, CFO
Signature
/s/ Jeff Kiekhofer, Attorney-in-Fact for Eric J. Hyllengren
Stock symbol
ATRA
Transactions as of
May 16, 2023
Transactions value $
-$16,131
Form type
4
Date filed
5/18/2023, 08:17 PM
Previous filing
Apr 7, 2023
Next filing
Aug 18, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ATRA Common Stock Sale -$12.6K -6.2K -2.65% $2.04 228K May 16, 2023 Direct F1, F2
transaction ATRA Common Stock Sale -$3.5K -1.72K -0.75% $2.04 226K May 16, 2023 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 May 16, 2023 and May 17, 2023 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employee.