Atara Biotherapeutics Inc. (ATRA)

Market is closed
Sector: Healthcare

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1.
EcoR1 Capital

Oleg Nodelman

573,183 $8,213,712 0.39%
2.
Redmile Group

Jeremy Green

441,701 $6,329,575 0.62%
3.
Marshall Wace LLP

Paul Marshall And Ian Wace

115,796 $1,659,357 +174% 0%
4. 18,936 $271,353 +12% 0%
5. 0 $0 0%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$12.19 55,000 $670,422.50 1,405,000 2025-08-15 Filing
$9.64 19,335 $186,372.00 1,350,000 2025-07-17 Filing
$0.31 90,980 $28,185.60 459,418 2023-11-14 Filing
$0.22 179,020 $40,028.87 368,438 2023-11-13 Filing
$0.25 100,000 $25,330.00 209,000 2023-11-10 Filing
Insider Trading: Sales See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$13.19 56 $738.53 64,974 2025-11-17 Filing
$13.19 2,859 $37,698.77 65,030 2025-11-17 Filing
$13.19 74 $976.13 33,454 2025-11-17 Filing
$13.19 85 $1,120.98 33,528 2025-11-17 Filing
$13.19 1,645 $21,690.97 33,613 2025-11-17 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 203,438 $2,915,266 0%
2. 69,833 $1,000,706 0%
3. 63,816 $914,483 0%
4. 60,526 $867,499 0%
5. 50,000 $716,500 0.03%
News See All