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 2023
Institutional positions in Atara Biotherapeutics, Inc. as of Sep 30, 2023. 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
- 109
- −9 vs. Q2 2023
- Shares held
- 88.2M
- −2.27M (−2.5%) vs. Q2 2023
- Total value
- $130.5M
- −$15.3M (−10.5%) vs. Q2 2023
- New holders
- 11
- 42 more added
- Sold out
- 20
- 38 more reduced
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Atara Biotherapeutics, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| D. E. Shaw & Co., Inc. | 3,910,416 | $5.79M | 0.01% | −438,912−10.1% | Reduced |
| Goldman Sachs Group Inc | 4,124,409 | $6.10M | 0.00% | −437,595−9.6% | Reduced |
| Redmile Group, LLC | 6,280,813 | $9.30M | 0.44% | +232,690+3.8% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 6,290,713 | $9.31M | 0.22% | 00.0% | Unchanged |
| Vanguard Group Inc | 6,605,933 | $9.78M | 0.00% | −340,398−4.9% | Reduced |
| BlackRock Inc. | 7,695,935 | $11.4M | 0.00% | −567,314−6.9% | Reduced |
| Wasatch Advisors Inc | 8,399,229 | $12.4M | 0.08% | +115,248+1.4% | Added |
| JPMorgan Chase & Co | 8,667,594 | $12.8M | 0.00% | +947,341+12.3% | Added |
| Baupost Group LLCSuperinvestorBaupost Group | 9,773,616 | $14.5M | 0.28% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −108,004−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −188,581−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −161,929−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −121,000−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −99,685−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −62,180−100.0% | Sold out |
| Caxton Associates LP | 0 | $0 | 0.00% | −56,151−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −53,936−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −34,908−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −31,145−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −29,143−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −25,351−100.0% | Sold out |
| Erste Asset Management GmbH | 0 | $0 | 0.00% | −22,000−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −20,326−100.0% | Sold out |
| Pitcairn Co | 0 | $0 | 0.00% | −19,363−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −15,261−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −14,628−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −12,480−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −3,900−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |