Atara Biotherapeutics, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| ECOR1 CAPITAL, LLC | 11/14/2025 | 573.18 K | $8.21 M | 0.00% | 4.70% |
| REDMILE GROUP, LLC | 11/14/2025 | 441.70 K | $6.33 M | 0.00% | 3.62% |
| VANGUARD GROUP INC | 11/07/2025 | 203.44 K | $2.92 M | 6.65% | 1.67% |
| MARSHALL WACE, LLP | 11/13/2025 | 115.80 K | $1.66 M | 173.39% | 0.95% |
| BLACKROCK, INC. | 11/12/2025 | 69.83 K | $1.00 M | -1.43% | 0.57% |
| MACKENZIE FINANCIAL CORP | 11/13/2025 | 63.82 K | $914.48 K | 183.45% | 0.52% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 60.53 K | $867.50 K | 0.65% | 0.50% |
| ACADIAN ASSET MANAGEMENT LLC | 11/13/2025 | 56.42 K | $807.00 K | -13.41% | 0.46% |
| STALEY CAPITAL ADVISERS INC | 11/12/2025 | 50.00 K | $716.50 K | -33.33% | 0.41% |
| MORGAN STANLEY | 11/14/2025 | 35.94 K | $514.99 K | 140.77% | 0.29% |
| GSA CAPITAL PARTNERS LLP | 11/07/2025 | 26.21 K | $376.00 K | 33.80% | 0.21% |
| STATE STREET CORP | 11/14/2025 | 25.25 K | $361.88 K | 0.00% | 0.21% |
| JANE STREET GROUP, LLC | 11/14/2025 | 22.06 K | $316.12 K | 100.00% | 0.18% |
| RENAISSANCE TECHNOLOGIES LLC | 11/13/2025 | 18.94 K | $271.35 K | 11.81% | 0.16% |
| UBS GROUP AG | 11/13/2025 | 17.27 K | $247.45 K | 105.94% | 0.14% |
| FMR LLC | 11/13/2025 | 17.16 K | $245.85 K | 0.00% | 0.14% |
| CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 11/12/2025 | 17.11 K | $245.00 K | 100.00% | 0.14% |
| QUADRATURE CAPITAL LTD | 11/13/2025 | 16.54 K | $236.88 K | 100.00% | 0.14% |
| GLOBEFLEX CAPITAL L P | 11/12/2025 | 15.46 K | $221.51 K | 100.00% | 0.13% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 11/14/2025 | 14.00 K | $200.62 K | 0.00% | 0.11% |
| NORTHERN TRUST CORP | 11/14/2025 | 11.03 K | $158.10 K | -1.23% | 0.09% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 5.85 K | $83.76 K | -23.97% | 0.05% |
| SBI SECURITIES CO., LTD. | 11/05/2025 | 1.40 K | $20.12 K | 0.00% | 0.01% |
| ROYAL BANK OF CANADA | 11/14/2025 | 1.21 K | $17.00 K | -16.62% | 0.01% |
| PRIVATE WEALTH ASSET MANAGEMENT, LLC | 11/03/2025 | 900 | $12.90 K | 100.00% | 0.01% |
| JONES FINANCIAL COMPANIES LLLP | 11/04/2025 | 703 | $9.66 K | 0.00% | 0.01% |
| TOWER RESEARCH CAPITAL LLC (TRC) | 11/14/2025 | 342 | $4.90 K | 100.00% | 0.00% |
| WELLS FARGO & COMPANY/MN | 11/13/2025 | 251 | $3.60 K | -73.61% | 0.00% |
| JPMORGAN CHASE & CO | 11/26/2025 | 216 | $3.10 K | 0.00% | 0.00% |
| RAIFFEISEN BANK INTERNATIONAL AG | 11/10/2025 | 200 | $2.87 K | 100.00% | 0.00% |
| BANQUE TRANSATLANTIQUE SA | 11/13/2025 | 176 | $2.52 K | 0.00% | 0.00% |
| RHUMBLINE ADVISERS | 11/06/2025 | 175 | $2.51 K | 0.00% | 0.00% |
| GROUP ONE TRADING, L.P. | 11/12/2025 | 148 | $2.12 K | 0.00% | 0.00% |
| BNP PARIBAS ARBITRAGE, SNC | 11/13/2025 | 50 | $716 | 0.00% | 0.00% |
| 11/25/2025 | 24 | $322 | 100.00% | 0.00% | |
| ADVISOR GROUP HOLDINGS, INC. | 11/14/2025 | 10 | $138 | 0.00% | 0.00% |
| ROCKEFELLER CAPITAL MANAGEMENT L.P. | 11/14/2025 | 8 | $115 | 100.00% | 0.00% |
| RAYMOND JAMES FINANCIAL INC | 11/14/2025 | 0 | $0 | -100.00% | 0.00% |
| VESTAL POINT CAPITAL, LP | 11/14/2025 | 0 | $0 | -100.00% | 0.00% |
| RAIFFEISEN BANK INTERNATIONAL AG | 11/10/2025 | 0 | $0 | -100.00% | 0.00% |
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Atara Biotherapeutics, Inc. institutional Ownership - FAQ's
During the previous two years, 75 institutional investors and hedge funds held shares of Atara Biotherapeutics, Inc.. The most heavily invested institutionals were:
EcoR1 Capital, LLC: 573,183
Redmile Group, LLC: 441,701
VANGUARD GROUP INC: 203,438
MARSHALL WACE, LLP: 115,796
BlackRock, Inc.: 69,833
MACKENZIE FINANCIAL CORP: 63,816
15.44% of Atara Biotherapeutics, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 7.00 M shares in the last 24 months. This purchase volume represents approximately $100.85 M in transactions.