Attached files
file | filename |
---|---|
10-K/A - 10-K/A - Atara Biotherapeutics, Inc. | atra-10ka_20141231.htm |
EX-31.2 - EX-31.2 - Atara Biotherapeutics, Inc. | atra-ex312_201412317.htm |
EX-21.1 - EX-21.1 - Atara Biotherapeutics, Inc. | atra-ex211_201412318.htm |
Exhibit 31.1
CERTIFICATION OF THE CHIEF EXECUTIVE OFFICER
PURSUANT TO
SECURITIES EXCHANGE ACT RULES 13A-14(A) AND 15D-14(A)
I, Isaac Ciechanover, certify that:
1. |
I have reviewed this Annual Report on Form 10-K/A of Atara Biotherapeutics, Inc.; and |
2. |
Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
/s/ Isaac Ciechanover |
Isaac Ciechanover Chief Executive Officer (Principal Executive Officer) |