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Atara Biotherapeutics (ATRA) SEC Filings & 10K Form

Atara Biotherapeutics logo
$11.40 +1.47 (+14.80%)
(As of 12/20/2024 05:51 PM ET)
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Recent Atara Biotherapeutics SEC Filings

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DateFilerForm TypeView
11/20/2024
5:04 PM		Atara Biotherapeutics (Issuer)
Nguyen AnhCo (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2024
5:04 PM		Atara Biotherapeutics (Issuer)
Hyllengren Eric J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2024
5:05 PM		Atara Biotherapeutics (Issuer)
Henrich Jill (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/18/2024
4:54 PM		Atara Biotherapeutics (Subject)
Henrich Jill (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2024
4:55 PM		Atara Biotherapeutics (Subject)
Hyllengren Eric J (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2024
4:56 PM		Atara Biotherapeutics (Subject)
Murugan Amar (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2024
4:58 PM		Atara Biotherapeutics (Subject)
Nguyen AnhCo (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/14/2024
5:10 PM		Atara Biotherapeutics (Subject)
EcoR1 Capital, LLC (Filed by)
Form SC 13G/A
11/12/2024
12:29 PM		Atara Biotherapeutics (Subject)
VANGUARD GROUP INC (Filed by)
Form SC 13G/A
11/04/2024
10:24 AM		Atara Biotherapeutics (Subject)
VANGUARD GROUP INC (Filed by)
Form SC 13G/A
10/15/2024
3:05 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/11/2024
4:03 PM		Atara Biotherapeutics (Issuer)
Nguyen AnhCo (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/05/2024
5:42 PM		Adiumentum Capital Fund I GP LLC (Reporting)
Adiumentum Capital Fund I LP (Reporting)
Atara Biotherapeutics (Issuer)
Ciongoli Gregory Austin (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
09/05/2024
3:07 PM		Adiumentum Capital Fund I LP (Filed by)
Atara Biotherapeutics (Subject)
Form SC 13D/A
09/04/2024
3:42 PM		Atara Biotherapeutics (Filer)
Form 424B5
09/03/2024
4:05 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/20/2024
5:26 PM		Atara Biotherapeutics (Issuer)
Henrich Jill (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
5:27 PM		Atara Biotherapeutics (Issuer)
Hyllengren Eric J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
5:27 PM		Atara Biotherapeutics (Issuer)
Murugan Amar (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
5:27 PM		Atara Biotherapeutics (Issuer)
Nguyen AnhCo (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/20/2024
5:27 PM		Atara Biotherapeutics (Issuer)
Touchon Pascal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/14/2024
5:00 PM		Atara Biotherapeutics (Issuer)
Touchon Pascal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/12/2024
4:10 PM		Atara Biotherapeutics (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/12/2024
4:05 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/17/2024
3:16 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/08/2024
3:32 PM		Atara Biotherapeutics (Subject)
BlackRock Inc. (Filed by)
Form SC 13G/A
06/20/2024
4:04 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/17/2024
7:30 AM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/22/2024
5:18 PM		Adiumentum Capital Fund I LP (Filed by)
Atara Biotherapeutics (Subject)
Form SC 13D
05/20/2024
7:32 PM		Atara Biotherapeutics (Issuer)
Henrich Jill (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2024
7:33 PM		Atara Biotherapeutics (Issuer)
Hyllengren Eric J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2024
7:33 PM		Atara Biotherapeutics (Issuer)
Murugan Amar (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2024
7:34 PM		Atara Biotherapeutics (Issuer)
Nguyen AnhCo (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2024
7:34 PM		Atara Biotherapeutics (Issuer)
Touchon Pascal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/16/2024
8:13 PM		Atara Biotherapeutics (Subject)
Henrich Jill (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/16/2024
8:13 PM		Atara Biotherapeutics (Subject)
Hyllengren Eric J (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/16/2024
8:14 PM		Atara Biotherapeutics (Subject)
Murugan Amar (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/16/2024
8:14 PM		Atara Biotherapeutics (Subject)
Nguyen AnhCo (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/16/2024
8:15 PM		Atara Biotherapeutics (Subject)
Touchon Pascal (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/16/2024
7:55 PM		Atara Biotherapeutics (Subject)
Nguyen AnhCo (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
04/26/2024
3:20 PM		Atara Biotherapeutics (Filer)
Form DEFA14A
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04/26/2024
3:15 PM		Atara Biotherapeutics (Filer)
Form DEF 14A
04/12/2024
3:15 PM		Atara Biotherapeutics (Filer)
Atara Biotherapeutics (Filer)
Form PRE 14A
04/02/2024
5:11 PM		Atara Biotherapeutics (Issuer)
MALLIK AMEET (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2024
5:12 PM		Atara Biotherapeutics (Issuer)
Gallagher Carol Giltner (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2024
5:12 PM		Atara Biotherapeutics (Issuer)
Roncarolo Maria Grazia (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2024
5:12 PM		Atara Biotherapeutics (Issuer)
HEIDEN WILLIAM K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2024
5:13 PM		Atara Biotherapeutics (Issuer)
Fust Matthew K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/29/2024
3:30 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/28/2024
7:40 AM		Atara Biotherapeutics (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
03/28/2024
7:35 AM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/06/2024
5:18 PM		Atara Biotherapeutics (Issuer)
Murugan Amar (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/06/2024
5:18 PM		Atara Biotherapeutics (Issuer)
Nguyen AnhCo (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/06/2024
5:19 PM		Atara Biotherapeutics (Issuer)
Touchon Pascal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/06/2024
5:16 PM		Atara Biotherapeutics (Issuer)
Henrich Jill (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/06/2024
5:17 PM		Atara Biotherapeutics (Issuer)
Hyllengren Eric J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2024
7:17 PM		Atara Biotherapeutics (Subject)
Murugan Amar (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/04/2024
7:18 PM		Atara Biotherapeutics (Subject)
Hyllengren Eric J (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/04/2024
7:19 PM		Atara Biotherapeutics (Subject)
Henrich Jill (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/04/2024
7:21 PM		Atara Biotherapeutics (Subject)
Touchon Pascal (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/04/2024
7:13 PM		Atara Biotherapeutics (Subject)
Nguyen Tran (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/23/2024
3:30 PM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/06/2024
3:45 PM		Atara Biotherapeutics (Subject)
GOLDMAN SACHS GROUP INC (Filed by)
GOLDMAN SACHS GROUP INC (Filed by)
Form SC 13G/A
01/22/2024
12:58 PM		Atara Biotherapeutics (Subject)
STATE STREET CORP (Filed by)
Form SC 13G/A
01/09/2024
3:40 PM		Atara Biotherapeutics (Issuer)
Henrich Jill (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2024
3:40 PM		Atara Biotherapeutics (Issuer)
Hyllengren Eric J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2024
3:40 PM		Atara Biotherapeutics (Issuer)
Murugan Amar (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2024
3:40 PM		Atara Biotherapeutics (Issuer)
Nguyen AnhCo (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2024
3:41 PM		Atara Biotherapeutics (Issuer)
Touchon Pascal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2024
3:28 PM		Atara Biotherapeutics (Filer)
Form 424B5
01/09/2024
3:22 PM		Atara Biotherapeutics (Subject)
BAUPOST GROUP LLC/MA (Filed by)
Form SC 13G/A
01/08/2024
7:11 AM		Atara Biotherapeutics (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)


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This page (NASDAQ:ATRA) was last updated on 12/21/2024 by MarketBeat.com Staff
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