Atara Biotherapeutics Inc Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| ECOR1 CAPITAL, LLC | 02/17/2026 | 573.18 K | $10.37 M | 0.00% | 4.23% |
| REDMILE GROUP, LLC | 02/17/2026 | 441.70 K | $7.99 M | 0.00% | 3.26% |
| VANGUARD GROUP INC | 01/29/2026 | 225.94 K | $4.09 M | 11.06% | 1.67% |
| MARSHALL WACE, LLP | 02/13/2026 | 148.63 K | $2.69 M | 28.36% | 1.10% |
| GLOBEFLEX CAPITAL L P | 02/11/2026 | 77.22 K | $1.40 M | 399.57% | 0.57% |
| BLACKROCK, INC. | 02/12/2026 | 67.11 K | $1.21 M | -3.90% | 0.49% |
| GEODE CAPITAL MANAGEMENT, LLC | 02/09/2026 | 62.38 K | $1.13 M | 3.06% | 0.46% |
| MACKENZIE FINANCIAL CORP | 02/18/2026 | 58.67 K | $1.05 M | -8.07% | 0.43% |
| ACADIAN ASSET MANAGEMENT LLC | 02/10/2026 | 54.05 K | $976.00 K | -4.20% | 0.40% |
| STALEY CAPITAL ADVISERS INC | 02/05/2026 | 50.00 K | $904.50 K | 0.00% | 0.37% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 02/17/2026 | 32.69 K | $591.38 K | 133.51% | 0.24% |
| RENAISSANCE TECHNOLOGIES LLC | 02/12/2026 | 30.04 K | $543.42 K | 58.64% | 0.22% |
| STATE STREET CORP | 02/13/2026 | 26.45 K | $478.54 K | 4.75% | 0.20% |
| CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 02/05/2026 | 22.86 K | $414.00 K | 33.64% | 0.17% |
| QUADRATURE CAPITAL LTD | 02/17/2026 | 20.32 K | $367.61 K | 22.84% | 0.15% |
| POINT72 ASSET MANAGEMENT, L.P. | 02/17/2026 | 18.30 K | $330.98 K | 100.00% | 0.13% |
| FMR LLC | 02/17/2026 | 17.16 K | $310.35 K | 0.00% | 0.13% |
| MORGAN STANLEY | 02/13/2026 | 15.99 K | $289.28 K | -55.50% | 0.12% |
| CITADEL ADVISORS LLC | 02/17/2026 | 15.58 K | $281.79 K | 100.00% | 0.11% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 02/17/2026 | 14.02 K | $253.59 K | 100.00% | 0.10% |
| JANE STREET GROUP, LLC | 02/12/2026 | 13.99 K | $253.08 K | -36.58% | 0.10% |
| NORTHERN TRUST CORP | 02/17/2026 | 12.34 K | $223.23 K | 11.85% | 0.09% |
| WALLEYE CAPITAL LLC | 02/13/2026 | 12.17 K | $220.14 K | 100.00% | 0.09% |
| CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 02/10/2026 | 10.45 K | $188.97 K | 100.00% | 0.08% |
| BANK OF AMERICA CORP /DE/ | 02/17/2026 | 10.39 K | $187.90 K | 77.71% | 0.08% |
| DIMENSIONAL FUND ADVISORS LP | 02/12/2026 | 10.03 K | $181.41 K | 100.00% | 0.07% |
| TOWER RESEARCH CAPITAL LLC (TRC) | 02/17/2026 | 1.74 K | $31.42 K | 407.89% | 0.01% |
| SBI SECURITIES CO., LTD. | 02/03/2026 | 1.40 K | $25.40 K | 0.00% | 0.01% |
| UBS GROUP AG | 01/29/2026 | 1.40 K | $25.27 K | -91.91% | 0.01% |
| PRIVATE WEALTH ASSET MANAGEMENT, LLC | 02/10/2026 | 900 | $16.28 K | 0.00% | 0.01% |
| ROYAL BANK OF CANADA | 02/17/2026 | 850 | $15.00 K | -29.69% | 0.01% |
| JONES FINANCIAL COMPANIES LLLP | 02/17/2026 | 703 | $12.72 K | 0.00% | 0.01% |
| WELLS FARGO & COMPANY/MN | 02/13/2026 | 251 | $4.54 K | 0.00% | 0.00% |
| JPMORGAN CHASE & CO | 02/11/2026 | 216 | $3.91 K | 0.00% | 0.00% |
| RAIFFEISEN BANK INTERNATIONAL AG | 02/12/2026 | 200 | $3.01 K | 0.00% | 0.00% |
| BANQUE TRANSATLANTIQUE SA | 02/26/2026 | 176 | $3.18 K | 0.00% | 0.00% |
| RHUMBLINE ADVISERS | 02/13/2026 | 175 | $3.17 K | 0.00% | 0.00% |
| FEDERATED HERMES, INC. | 02/12/2026 | 130 | $2.35 K | 100.00% | 0.00% |
| BNP PARIBAS ARBITRAGE, SNC | 02/10/2026 | 46 | $832 | -8.00% | 0.00% |
| 02/10/2026 | 24 | $112 | 0.00% | 0.00% | |
| ADVISOR GROUP HOLDINGS, INC. | 02/17/2026 | 10 | $180 | 0.00% | 0.00% |
| ROCKEFELLER CAPITAL MANAGEMENT L.P. | 03/17/2026 | 8 | $145 | 0.00% | 0.00% |
| GROUP ONE TRADING, L.P. | 02/12/2026 | 0 | $0 | -100.00% | 0.00% |
| GSA CAPITAL PARTNERS LLP | 02/06/2026 | 0 | $0 | -100.00% | 0.00% |
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Atara Biotherapeutics Inc institutional Ownership - FAQ's
During the previous two years, 82 institutional investors and hedge funds held shares of Atara Biotherapeutics Inc. The most heavily invested institutionals were:
UBS Group AG: 50,070
STALEY CAPITAL ADVISERS INC: 50,000
JANE STREET GROUP, LLC: 33,870
VANGUARD FIDUCIARY TRUST CO: 33,621
SBI Securities Co., Ltd.: 1,574
Vanguard Global Advisers, LLC: 1,456
15.11% of Atara Biotherapeutics Inc stock is owned by institutional investors.
Institutional investors have bought a total of 7.22 M shares in the last 24 months. This purchase volume represents approximately $48.26 M in transactions.