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ATRA - As of  10/31/24, 07:05:34 PM:   51 Insider Transactions.

Sector: Unknown    Industry: Unknown
Prev Close:$22.67  Avg Vol(3m): 242,130  P/E: 0.00  EPS: -2.37

Email this page to a friend.    Insider Transactions for ATRA

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-02-14 16:03:07.0 Atara Biotherapeutics ATRA MAVERICK CAPITAL LTD 9.2% view
S 2020-02-14 16:00:22.0 Atara Biotherapeutics ATRA BRIDGER MANAGEMENT 5.4% view
B 2020-02-13 16:34:37.0 Atara Biotherapeutics ATRA BAUPOST GROUP LLC 15.34% view
B 2020-02-12 11:08:44.0 Atara Biotherapeutics ATRA VANGUARD GROUP INC 6.79% view
B 2020-02-05 11:26:10.0 Atara Biotherapeutics ATRA BlackRock Inc 8.5% view
B 2019-11-01 16:12:18.0 Atara Biotherapeutics ATRA BRIDGER MANAGEMENT 5.5% view
S 2019-08-12 10:20:59.0 Atara Biotherapeutics ATRA FMR LLC 4.621% view
B 2019-07-29 14:27:13.0 Atara Biotherapeutics ATRA Camber Capital Management LP 5.55% view
S 2019-02-14 16:01:43.0 Atara Biotherapeutics ATRA Redmile Group n/a view
S 2019-02-14 10:14:04.0 Atara Biotherapeutics ATRA Camber Capital Management LP 4.16% view
S 2019-02-14 07:53:44.0 Atara Biotherapeutics ATRA ArrowMark Colorado Holdings LLC 3.3% view
S 2019-02-13 11:46:16.0 Atara Biotherapeutics ATRA FMR LLC 11.553% view
S 2019-02-12 11:53:35.0 Atara Biotherapeutics ATRA MORGAN STANLEY 4.0% view
B 2019-02-11 13:17:19.0 Atara Biotherapeutics ATRA VANGUARD GROUP INC 6.16% view
S 2019-02-07 16:45:00.0 Atara Biotherapeutics ATRA DAG Ventures V 3.4% view
B 2019-02-04 10:09:00.0 Atara Biotherapeutics ATRA BlackRock Inc 7.7% view
S 2018-09-10 10:02:35.0 Atara Biotherapeutics ATRA FMR LLC 12.487% view
B 2018-04-10 10:11:52.0 Atara Biotherapeutics ATRA FMR LLC 17.696% view
S 2018-04-09 16:53:04.0 Atara Biotherapeutics ATRA BAUPOST GROUP LLC 14.51% view
B 2018-02-13 15:37:03.0 Atara Biotherapeutics ATRA DAG Ventures V 6.4% view
B 2018-02-13 14:22:55.0 Atara Biotherapeutics ATRA MORGAN STANLEY 5.6% view
B 2018-02-12 10:01:42.0 Atara Biotherapeutics ATRA FMR LLC 12.511% view
B 2018-02-09 09:26:42.0 Atara Biotherapeutics ATRA ArrowMark Colorado Holdings LLC 8.4% view
B 2018-01-29 16:37:12.0 Atara Biotherapeutics ATRA BlackRock Inc 6.4% view
B 2018-01-05 11:14:30.0 Atara Biotherapeutics ATRA Camber Capital Management LLC 6.65% view
B 2017-12-08 08:53:35.0 Atara Biotherapeutics ATRA CELGENE CORP n/a view
B 2017-12-07 17:10:30.0 Atara Biotherapeutics ATRA MORGAN STANLEY 5.0% view
B 2017-04-21 16:20:15.0 Atara Biotherapeutics ATRA BRIDGER MANAGEMENT 5.2% view
B 2017-02-14 13:34:38.0 Atara Biotherapeutics ATRA Redmile Group 9.25% view
B 2017-02-14 10:45:35.0 Atara Biotherapeutics ATRA FMR LLC 9.64% view
B 2017-02-13 10:06:19.0 Atara Biotherapeutics ATRA Arrowpoint Asset Management 5.4% view
S 2017-02-07 16:26:02.0 Atara Biotherapeutics ATRA AMGEN INC 3.0% view
B 2017-01-30 11:29:30.0 Atara Biotherapeutics ATRA BlackRock Inc 6.0% view
B 2016-02-16 15:37:01.0 Atara Biotherapeutics ATRA Ciechanover Isaac E 5.3% view
B 2016-02-16 13:04:05.0 Atara Biotherapeutics ATRA Redmile Group 5.36% view
S 2016-02-16 12:43:58.0 Atara Biotherapeutics ATRA Kleiner Perkins Caufield & Byers XV 6.6% view
S 2016-02-12 16:31:41.0 Atara Biotherapeutics ATRA BAUPOST GROUP LLC 18.72% view
B 2016-02-12 08:54:21.0 Atara Biotherapeutics ATRA FMR LLC 7.285% view
S 2016-02-10 06:08:38.0 Atara Biotherapeutics ATRA DAG Ventures V n/a view
S 2016-01-19 16:03:05.0 Atara Biotherapeutics ATRA Domain Partners VIII 5.7% view
S 2015-06-10 10:15:06.0 Atara Biotherapeutics ATRA FMR LLC 1.645% view
B 2015-04-09 17:09:33.0 Atara Biotherapeutics ATRA BAUPOST GROUP LLC 19.55% view
B 2015-04-01 06:06:03.0 Atara Biotherapeutics ATRA AMGEN INC 3.5% view
B 2015-02-17 14:18:27.0 Atara Biotherapeutics ATRA Kleiner Perkins Caufield & Byers XV 13.2% view
B 2015-02-17 14:00:36.0 Atara Biotherapeutics ATRA DAG Ventures V 9.4% view
B 2015-02-17 13:08:03.0 Atara Biotherapeutics ATRA HELU CARLOS SLIM 6.6% view
B 2015-02-13 16:07:59.0 Atara Biotherapeutics ATRA CELGENE CORP n/a view
B 2015-02-13 11:40:01.0 Atara Biotherapeutics ATRA Ciechanover Isaac E 5.3% view
B 2015-02-13 10:04:23.0 Atara Biotherapeutics ATRA FMR LLC 6.669% view
B 2015-02-05 14:57:54.0 Atara Biotherapeutics ATRA Domain Partners VIII 10.6% view
B 2014-11-10 16:18:18.0 Atara Biotherapeutics ATRA BAUPOST GROUP LLC 12.86% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.