Pascal Touchon - Mar 4, 2024 Form 4 Insider Report for Atara Biotherapeutics, Inc. (ATRA)

Role: President and CEO, Director
Signature: /s/ John Chao, Attorney-in-Fact for Pascal Touchon
Stock symbol: ATRA
Transactions as of: Mar 4, 2024
Transactions value $: -$17,888
Form type: 4
Date filed: 3/6/2024, 06:19 PM
Previous filing: Jan 9, 2024
Next filing: May 20, 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ATRA	Common Stock	Sale	-$17.9K	-24.8K	-1.28%	$0.72	1.91M	Mar 4, 2024	Direct	F1, F2

Showing 1 to 1 of 1 entries

* 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 March 4, 2024 and March 5, 2024 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees.