13D/13G Filings - Atara Biotherapeutics Inc. (ATRA)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Goto Prev, 0, 1, 2
Reported
DateTime
Transaction
Date
Type Company
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev Report View
2022-02-09
09:09 am
Purchase
2022-02-08 13G Atara Biotherapeutics, Inc.
ATRA
FMR LLC 224,530
6.348%
126,220increase
(+128.39%)
Filing
History
2022-02-03
4:41 pm
Purchase
2021-12-31 13G Atara Biotherapeutics, Inc.
ATRA
BlackRock Inc.
BLK
312,662
8.800%
54,485increase
(+21.10%)
Filing
History
2022-01-07
3:41 pm
Purchase
2021-12-31 13G Atara Biotherapeutics, Inc.
ATRA
JPMORGAN CHASE & CO
JPM
297,036
8.300%
55,896increase
(+23.18%)
Filing
History
2021-12-21
5:13 pm
Purchase
2021-12-20 13G Atara Biotherapeutics, Inc.
ATRA
Point72 Asset Management, L.P. 182,721
5.200%
182,721increase
(New Position)
Filing
History
2021-02-16
4:23 pm
Sale
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
BRIDGER MANAGEMENT LLC 60,990
1.800%
-56,324decrease
(-48.01%)
Filing
History
2021-02-16
4:09 pm
Purchase
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
Redmile Group LLC 314,545
9.900%
94,780increase
(+43.13%)
Filing
History
2021-02-16
1:41 pm
Purchase
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
MAVERICK CAPITAL LTD 292,982
8.900%
94,644increase
(+47.72%)
Filing
History
2021-02-16
08:19 am
Sale
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
Camber Capital Management LP 0
0.000%
-118,000decrease
(Position Closed)
Filing
History
2021-02-12
3:12 pm
Purchase
2020-02-12 13G Atara Biotherapeutics, Inc.
ATRA
BAUPOST GROUP LLC/MA 364,360
11.070%
32,004increase
(+9.63%)
Filing
History
2021-02-10
10:30 am
Purchase
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
The Vanguard Group 225,531
6.850%
78,263increase
(+53.14%)
Filing
History
2021-01-28
5:56 pm
Purchase
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
BlackRock Inc.
BLK
258,177
7.800%
74,960increase
(+40.91%)
Filing
History
2021-01-08
11:43 am
Purchase
2020-12-31 13G Atara Biotherapeutics, Inc.
ATRA
JPMORGAN CHASE & CO
JPM
241,140
7.300%
241,140increase
(New Position)
Filing
History
Goto Prev, 0, 1, 2