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.
Adage Capital Management

Phill Gross And Robert Atchinson

700,000 $3,311,000 0.01%
2.
Redmile Group

Jeremy Green

441,701 $2,089,246 0.14%
3. 194,264 $918,869 +962% 0%
4.
EcoR1 Capital

Oleg Nodelman

99,593 $471,075 -83% 0.02%
5.
Millennium Management

Israel Englander

47,689 $225,569 0%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$9.35 507,407 $4,744,255.45 1,552,000 2026-05-07 Filing
$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
Insider Trading: Sales See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$9.13 5,241 $47,844.56 137,837 2026-05-18 Filing
$9.13 2,414 $22,036.44 49,636 2026-05-18 Filing
$10.10 313,446 $3,165,020.99 1,011,000 2026-05-07 Filing
$5.08 100 $508.30 31,750 2026-03-02 Filing
$5.08 377 $1,915.91 31,850 2026-03-02 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 313,620 $1,483,423 0%
2. 217,862 $1,030,487 0%
3. 79,022 $373,773 0%
4. 66,146 $313,045 0%
5. 50,070 $236,831 0%
News See All