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Atara Biotherapeutics, Inc. (ATRA)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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0.6900-0.0242 (-3.39%)
At close: 04:00PM EDT
0.7370 +0.05 (+6.81%)
After hours: 05:34PM EDT
Insider roster
Insider transactions

Major holders

Currency in USD
Breakdown
2.77%% of shares held by all insiders
60.38%% of shares held by institutions
62.10%% of float held by institutions
130Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
EcoR1 Capital, LLC10,067,04330 Dec 20238.43%6,946,259
Redmile Group, LLC9,106,44630 Dec 20237.63%6,283,447
Blackrock Inc.7,087,21330 Dec 20235.94%4,890,176
Vanguard Group Inc6,686,04330 Dec 20235.60%4,613,369
UBS Group AG3,693,22530 Dec 20233.09%2,548,325
AQR Capital Management, LLC2,932,31030 Dec 20232.46%2,023,293
Millennium Management Llc2,920,98030 Dec 20232.45%2,015,476
State Street Corporation2,784,20030 Dec 20232.33%1,921,097
JP Morgan Chase & Company2,188,04430 Dec 20231.83%1,509,750
Geode Capital Management, LLC2,150,15030 Dec 20231.80%1,483,603

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard Total Stock Market Index Fund2,710,23630 Dec 20232.27%1,870,062
iShares Russell 2000 ETF2,402,10530 Mar 20242.01%1,657,452
Vanguard Extended Market Index Fund1,340,52330 Dec 20231.12%924,960
Vanguard Explorer Fund, Inc.1,112,88230 Jan 20240.93%767,888
Fidelity Small Cap Index Fund974,14430 Jan 20240.82%672,159
iShares Russell 2000 Value ETF842,97530 Mar 20240.71%581,652
JP Morgan U.S. Small Company Fund522,09830 Dec 20230.44%360,247
Schwab Strategic Tr-Schwab U.S. Small Cap ETF483,51328 Feb 20240.41%333,623
Fidelity Extended Market Index Fund445,67828 Feb 20240.37%307,517
Vanguard Horizon Fund-Strategic Small-Cap Equity Fund404,42530 Dec 20230.34%279,053