259 filings
Page 3 of 13
POSASR
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8 Feb 23
Automatic shelf registration (post-effective amendment)
4:41pm
8-K
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8 Feb 23
Atara Biotherapeutics Announces Fourth Quarter and Full Year 2022 Financial Results and Operational Progress
4:02pm
8-K
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6 Jan 23
Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
4:16pm
8-K
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20 Dec 22
Entry into a Material Definitive Agreement
4:42pm
8-K
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19 Dec 22
Departure of Directors or Certain Officers
8:05am
8-K
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8 Nov 22
Atara Biotherapeutics Announces Third Quarter 2022 Financial Results and Operational Progress
4:14pm
8-K
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28 Sep 22
Entry into a Material Definitive Agreement
4:30pm
8-K
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27 Sep 22
Amendments to Articles of Incorporation or Bylaws
4:05pm
8-K
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8 Aug 22
Atara Biotherapeutics Announces Second Quarter 2022 Financial Results and Corporate Strategy Update
4:07pm
S-8
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22 Jul 22
Registration of securities for employees
4:06pm
8-K
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24 Jun 22
Submission of Matters to a Vote of Security Holders
4:02pm
8-K
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19 May 22
Termination of a Material Definitive Agreement
4:05pm
8-K
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5 May 22
Atara Biotherapeutics Announces First Quarter 2022 Financial Results and Operational Progress
4:05pm
DEFA14A
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27 Apr 22
Additional proxy soliciting materials
4:35pm
8-K
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4 Apr 22
Completion of Acquisition or Disposition of Assets
4:05pm