Atara Biotherapeutics
ATRA
ATRA
41 hedge funds and large institutions have $37.1M invested in Atara Biotherapeutics in 2025 Q4 according to their latest regulatory filings, with 7 funds opening new positions, 12 increasing their positions, 8 reducing their positions, and 3 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more capital invested
Capital invested by funds: $ → $
more funds holding
Funds holding: →
1.61% more ownership
Funds ownership: 26.81% → 28.43% (+1.6%)
Holders
41
Holding in Top 10
–
Calls
$3K
Puts
–
Top Buyers
| 1 | +$922K | |
| 2 | +$490K | |
| 3 | +$336K | |
| 4 |
BCM
Bridgeway Capital Management
Houston,
Texas
|
+$279K |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
+$273K |
Top Sellers
| 1 | -$376K | |
| 2 | -$298K | |
| 3 | -$237K | |
| 4 |
Jane Street
New York
|
-$120K |
| 5 |
Mackenzie Financial
Toronto Ontario,
Ontario, Canada
|
-$76.8K |
