Atara Biotherapeutics
ATRA
ATRA
32 hedge funds and large institutions have $13.9M invested in Atara Biotherapeutics in 2025 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 6 increasing their positions, 6 reducing their positions, and 9 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
32
Holders Change
-5
Holders Change %
-13.51%
% of All Funds
0.43%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
6
Reduced
6
Closed
9
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–
Top Buyers
| 1 |
Marshall Wace
London,
United Kingdom
|
+$327K |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$178K |
| 3 |
Mackenzie Financial
Toronto Ontario,
Ontario, Canada
|
+$174K |
| 4 |
BlackRock
New York
|
+$77.6K |
| 5 |
Raymond James Financial
St Petersburg,
Florida
|
+$31K |
Top Sellers
| Name | Holding | Trade Value |
Shares Change |
Shares Change % |
|
|---|---|---|---|---|---|
26
Jones Financial Companies
Des Peres,
Missouri
| $5.6K | – | – | – |
|
27
JPMorgan Chase & Co
New York
| $1.67K | – | – | – |
|
|
RBI
28
Raiffeisen Bank International
Vienna,
Austria
| $1.54K | – | – | – |
|
|
BT
29
Banque Transatlantique
Paris,
France
| $1.37K | – | – | – |
|
30
RhumbLine Advisers
Boston,
Massachusetts
| $1.35K | – | – | – |
|
31
Group One Trading
Chicago,
Illinois
| $1.14K | – | – | – |
|
32
BNP Paribas Financial Markets
Paris,
France
| $386 | – | – | – |
|
|
TCM
33
Tang Capital Management
San Diego,
California
| – | -$447K | -75,196 | Closed |
|
34
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| – | -$244K | -41,014 | Closed |
|
|
BC
35
Birchview Capital
Burlington,
Vermont
| – | -$131K | -22,000 | Closed |
|
|
SW
36
SVB Wealth
Boston,
Massachusetts
| – | -$2.5K | -421 | Closed |
|
37
Lazard Asset Management
New York
| – | -$2K | -368 | Closed |
|
38
Russell Investments Group
London,
United Kingdom
| – | -$2.19K | -368 | Closed |
|
|
TRCT
39
Tower Research Capital (TRC)
New York
| – | -$1.1K | -185 | Closed |
|
|
IA
40
IFP Advisors
Tampa,
Florida
| – | -$1.07K | -180 | Closed |
|