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, Q2 2023
Institutional positions in Atara Biotherapeutics, Inc. as of Jun 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
- 118
- −7 vs. Q1 2023
- Shares held
- 90.5M
- −12.2M (−11.9%) vs. Q1 2023
- Total value
- $145.8M
- −$152.0M (−51.0%) vs. Q1 2023
- New holders
- 22
- 36 more added
- Sold out
- 29
- 42 more reduced
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Atara Biotherapeutics, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| 683 Capital Management, LLC | 1,000,000 | $1.61M | 0.16% | +1,000,000 | New |
| Citadel Advisors LLC | 1,133,283 | $1.82M | 0.00% | −1,118,435−49.7% | Reduced |
| Ameriprise Financial Inc | 1,148,634 | $1.85M | 0.00% | −331,231−22.4% | Reduced |
| Millennium Management LLC | 1,564,564 | $2.52M | 0.00% | +1,055,769+207.5% | Added |
| Geode Capital Management, LLC | 2,031,553 | $3.27M | 0.00% | +116,975+6.1% | Added |
| Renaissance Technologies LLC | 2,116,900 | $3.41M | 0.00% | +679,200+47.2% | Added |
| Morgan Stanley | 2,502,775 | $4.03M | 0.00% | −444,461−15.1% | Reduced |
| State Street Corp | 2,542,062 | $4.09M | 0.00% | −5,695,411−69.1% | Reduced |
| D. E. Shaw & Co., Inc. | 4,349,328 | $7.00M | 0.01% | +119,521+2.8% | Added |
| Goldman Sachs Group Inc | 4,562,004 | $7.34M | 0.00% | −2,109,699−31.6% | Reduced |
| Redmile Group, LLC | 6,048,123 | $9.74M | 0.37% | +436,067+7.8% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 6,290,713 | $10.1M | 0.22% | 00.0% | Unchanged |
| Vanguard Group Inc | 6,946,331 | $11.2M | 0.00% | +91,145+1.3% | Added |
| JPMorgan Chase & Co | 7,720,253 | $12.4M | 0.00% | +64,484+0.8% | Added |
| BlackRock Inc. | 8,263,249 | $13.3M | 0.00% | −1,008,049−10.9% | Reduced |
| Wasatch Advisors Inc | 8,283,981 | $13.3M | 0.08% | −70,340−0.8% | Reduced |
| Baupost Group LLCSuperinvestorBaupost Group | 9,773,616 | $15.7M | 0.28% | +650,000+7.1% | Added |
| IFP Advisors, Inc | 2,400 | – | – | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 0 | $0 | 0.00% | −744,186−100.0% | Sold out |
| Rafferty Asset Management, LLC | 0 | $0 | 0.00% | −710,258−100.0% | Sold out |
| M28 Capital Management LP | 0 | $0 | 0.00% | −439,300−100.0% | Sold out |
| Swiss National Bank | 0 | $0 | 0.00% | −174,000−100.0% | Sold out |
| Candriam Luxembourg S.C.A. | 0 | $0 | 0.00% | −146,159−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −104,484−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −95,056−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −88,393−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −73,642−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −70,518−100.0% | Sold out |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 0 | $0 | 0.00% | −61,994−100.0% | Sold out |
| Shell Asset Management Co | 0 | $0 | 0.00% | −53,824−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −34,707−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −32,828−100.0% | Sold out |
| E Fund Management Co., Ltd. | 0 | $0 | 0.00% | −32,062−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −26,074−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −24,844−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −23,763−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −23,367−100.0% | Sold out |
| Denali Advisors LLC | 0 | $0 | 0.00% | −13,100−100.0% | Sold out |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0 | $0 | 0.00% | −11,676−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −10,306−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −7,339−100.0% | Sold out |
| Itau Unibanco Holding S.A. | 0 | $0 | 0.00% | −4,280−100.0% | Sold out |
| Great West Life Assurance Co | 0 | $0 | 0.00% | −3,275−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −629−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −147−100.0% | Sold out |
| Lindbrook Capital, LLC | 0 | $0 | 0.00% | −119−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −49−100.0% | Sold out |