Atara Biotherapeutics, Inc.
ATRA- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001604464
In the last 90 days, Atara Biotherapeutics, Inc. insiders filed 1 open-market purchase and 1 sale; 36 institutions reported holding it in 13F filings for Q2 2026, worth $51.3M in total; no superinvestor holds it.
13F holders, Q3 2024
Institutional positions in Atara Biotherapeutics, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 35
- −12 vs. Q2 2024
- Shares held
- 2.41M
- −360.4K (−13.0%) vs. Q2 2024
- Total value
- $19.6M
- −$3.92M (−16.6%) vs. Q2 2024
- New holders
- 4
- 13 more added
- Sold out
- 16
- 11 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATRA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 36 | $51.3M |
| Q1 2026 | 33 | $12.1M |
| Q4 2025 | 41 | $37.1M |
| Q3 2025 | 37 | $27.0M |
| Q2 2025 | 32 | $13.9M |
| Q1 2025 | 37 | $12.4M |
| Q4 2024 | 43 | $31.5M |
| Q3 2024 | 35 | $19.6M |
| Q2 2024 | 48 | $24.1M |
| Q1 2024 | 82 | $57.8M |
| Q4 2023 | 91 | $33.2M |
| Q3 2023 | 109 | $130.5M |
| Q2 2023 | 118 | $145.8M |
| Q1 2023 | 125 | $297.8M |
| Q4 2022 | 139 | $319.3M |
| Q3 2022 | 155 | $376.2M |
| Q2 2022 | 134 | $777.4M |
| Q1 2022 | 145 | $909.5M |
| Q4 2021 | 139 | $1.50B |
| Q3 2021 | 140 | $1.61B |
| Q2 2021 | 145 | $1.34B |
| Q1 2021 | 151 | $1.24B |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding Atara Biotherapeutics, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 468,938 | $3.81M | 0.13% | +62,259+15.3% | Added |
| Redmile Group, LLC | 452,270 | $3.68M | 0.22% | 00.0% | Unchanged |
| Citadel Advisors LLC | 260,480 | $2.12M | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 203,627 | $1.66M | 0.00% | +17,616+9.5% | Added |
| Vanguard Group Inc | 180,715 | $1.47M | 0.00% | +11,379+6.7% | Added |
| Millennium Management LLC | 176,053 | $1.43M | 0.00% | +59,382+50.9% | Added |
| Acadian Asset Management LLC | 129,144 | $1.05M | 0.00% | +9,774+8.2% | Added |
| Vestal Point Capital, LP | 124,677 | $1.01M | 0.08% | +12,677+11.3% | Added |
| Tang Capital Management LLC | 75,196 | $611.3K | 0.04% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 67,734 | $550.7K | 0.00% | +21,670+47.0% | Added |
| BlackRock, Inc. | 60,954 | $495.6K | 0.00% | +60,954 | New |
| Geode Capital Management, LLC | 46,720 | $379.9K | 0.00% | +4,043+9.5% | Added |
| Centiva Capital, LP | 43,403 | $352.9K | 0.02% | −96,847−69.1% | Reduced |
| Staley Capital Advisers Inc | 40,000 | $325.2K | 0.01% | 00.0% | Unchanged |
| FMR LLC | 25,061 | $203.7K | 0.00% | +7,381+41.7% | Added |
| State Street Corp | 22,353 | $181.7K | 0.00% | +7,680+52.3% | Added |
| Morgan Stanley | 16,189 | $131.6K | 0.00% | +6,404+65.4% | Added |
| Bridgeway Capital Management, LLC | 14,000 | $113.8K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 1,370 | $11.1K | 0.00% | −290−17.5% | Reduced |
| Wells Fargo & Company | 1,251 | $10.2K | 0.00% | +936+297.1% | Added |
| Tower Research Capital LLC (TRC) | 752 | $6.11K | 0.00% | −3,715−83.2% | Reduced |
| Global Retirement Partners, LLC | 750 | $6.10K | 0.00% | +750 | New |
| Russell Investments Group, Ltd. | 719 | $5.84K | 0.00% | +717+35,850.0% | Added |
| Advisor Group Holdings, Inc. | 644 | $5.24K | 0.00% | +644 | New |
| UBS Group AG | 402 | $3.27K | 0.00% | −1−0.2% | Reduced |
| Group One Trading, L.P. | 394 | $3.20K | 0.00% | −4,395−91.8% | Reduced |
| IFP Advisors, Inc | 180 | $1.46K | 0.00% | −4,500−96.2% | Reduced |
| Rhumbline Advisers | 175 | $1.42K | 0.00% | −507−74.3% | Reduced |
| Lazard Asset Management LLC | 129 | $1.00K | 0.00% | −179−58.1% | Reduced |
| Catalyst Funds Management Pty Ltd | 100 | $813 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 56 | $455 | 0.00% | −36,668−99.8% | Reduced |
| GAMMA Investing LLC | 56 | $455 | 0.00% | +56 | New |
| EverSource Wealth Advisors, LLC | 35 | $285 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 8 | $65 | 0.00% | −3,164−99.7% | Reduced |
| Royal Bank of Canada | 17 | $0 | 0.00% | −2,028−99.2% | Reduced |
| Boxer Capital, LLC | 0 | $0 | 0.00% | −166,000−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −102,663−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −70,889−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −36,340−100.0% | Sold out |
| Northern Trust Corp | 0 | $0 | 0.00% | −31,492−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −26,155−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −15,079−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −14,455−100.0% | Sold out |
| Lake Street Advisors Group, LLC | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −9,271−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −6,292−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −1,927−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −542−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −197−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −57−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |