Sec Form 4 Filing - Touchon Pascal @ Atara Biotherapeutics, Inc. - 2022-03-01

Insider filing report for Changes in Beneficial Ownership
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FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person
Touchon Pascal
2. Issuer Name and Ticker or Trading Symbol
Atara Biotherapeutics, Inc. [ ATRA]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X __ Director _____ 10% Owner
X __ Officer (give title below) _____ Other (specify below)
President and CEO
(Last) (First) (Middle)
C/O ATARA BIOTHERAPEUTICS, INC., 611 GATEWAY BOULEVARD, SUITE 900
3. Date of Earliest Transaction (MM/DD/YY)
03/01/2022
(Street)
SOUTH SAN FRANCISCO, CA94080
4. If Amendment, Date Original Filed (MM/DD/YY)
6. Individual or Joint/Group Filing (Check Applicable Line)
__ X __ Form filed by One Reporting Person
_____ Form filed by More than One Reporting Person
(City) (State) (Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 03/01/2022 A 180,565( 1 ) A $ 0 509,054 D
Common Stock 03/01/2022 S( 2 ) 8,828 D $ 9.856( 3 ) 500,226 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(MM/DD/YY)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy) $ 10.21 03/01/2022 A 339,419 ( 4 ) 02/28/2032 Common Stock 339,419 $ 0 339,419 D
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Touchon Pascal
C/O ATARA BIOTHERAPEUTICS, INC.
611 GATEWAY BOULEVARD, SUITE 900
SOUTH SAN FRANCISCO, CA94080
X President and CEO
Signatures
/s/ David Tucker, Attorney-in-Fact for Pascal Touchon 03/03/2022
Signature of Reporting Person Date
Explanation of Responses:
( 1 )These restricted stock units vest in 16 equal quarterly installments on each Company Quarterly Vesting Date (as defined below), with the initial installment vesting on May 15, 2022, subject to the reporting person's continuous service. Company Quarterly Vesting Date means March 1, May 15, August 15 and November 15 of each year.
( 2 )Shares sold pursuant to a 10b5-1 arrangement to satisfy tax obligations in connection with the vesting of previously granted restricted stock units.
( 3 )The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on March 1, 2022 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employee.
( 4 )1/48th of the shares subject to the stock option vest and become exercisable each month with the initial installment vesting on April 1, 2022, subject to the reporting person's continuous service.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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