Amar Murugan - Jan 8, 2024 Form 4 Insider Report for Atara Biotherapeutics, Inc. (ATRA)

Role
EVP, Chief Legal Officer
Signature
/s/ Jeff Kiekhofer, Attorney-in-Fact for Amar Murugan
Stock symbol
ATRA
Transactions as of
Jan 8, 2024
Transactions value $
$0
Form type
4
Date filed
1/9/2024, 04:40 PM
Previous filing
Nov 20, 2023
Next filing
Mar 6, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ATRA Common Stock Award $0 +475K +180.91% $0.00 738K Jan 8, 2024 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These restricted stock units vest as to 1/8th of the total number of shares (rounded down to the next whole number of shares) on the second Quarterly Vesting Date (as defined below) following January 8, 2024, and as to 1/8th of the total number of shares (rounded down to the next whole number of shares) on the next seven Quarterly Vesting Dates, such that all of the shares shall be vested on the last Quarterly Vesting Date, subject to the reporting person's continuous service. "Quarterly Vesting Date" means March 1, May 15, August 15, and November 15 of each year, provided that if such date falls on a weekend or holiday, the Quarterly Vesting Date shall be the first business day after such date.
F2 Includes 5,481 shares purchased under the Issuer's Employee Stock Purchase Plan on November 30, 2023.