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, Q4 2024
Institutional positions in Atara Biotherapeutics, Inc. as of Dec 31, 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
- 43
- +8 vs. Q3 2024
- Shares held
- 2.37M
- −46.2K (−1.9%) vs. Q3 2024
- Total value
- $31.5M
- +$11.9M (+60.6%) vs. Q3 2024
- New holders
- 11
- 13 more added
- Sold out
- 3
- 11 more reduced
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Atara Biotherapeutics, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 532,134 | $7.08M | 0.28% | +63,196+13.5% | Added |
| Redmile Group, LLC | 441,701 | $5.88M | 0.41% | −10,569−2.3% | Reduced |
| Citadel Advisors LLC | 267,353 | $3.56M | 0.00% | +6,873+2.6% | Added |
| Bank of America Corp | 205,170 | $2.73M | 0.00% | +1,543+0.8% | Added |
| Vanguard Group Inc | 178,782 | $2.38M | 0.00% | −1,933−1.1% | Reduced |
| Vestal Point Capital, LP | 125,000 | $1.66M | 0.10% | +323+0.3% | Added |
| Acadian Asset Management LLC | 124,473 | $1.66M | 0.00% | −4,671−3.6% | Reduced |
| Tang Capital Management LLC | 75,196 | $1.00M | 0.07% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 67,140 | $893.6K | 0.00% | −594−0.9% | Reduced |
| BlackRock, Inc. | 60,846 | $809.9K | 0.00% | −108−0.2% | Reduced |
| Geode Capital Management, LLC | 54,744 | $728.8K | 0.00% | +8,024+17.2% | Added |
| Staley Capital Advisers Inc | 50,000 | $665.5K | 0.03% | +10,000+25.0% | Added |
| Morgan Stanley | 28,351 | $377.4K | 0.00% | +12,162+75.1% | Added |
| FMR LLC | 26,699 | $355.4K | 0.00% | +1,638+6.5% | Added |
| State Street Corp | 25,253 | $336.1K | 0.00% | +2,900+13.0% | Added |
| Marshall Wace, LLP | 24,958 | $332.2K | 0.00% | +24,958 | New |
| Birchview Capital, LP | 22,000 | $292.8K | 0.24% | +22,000 | New |
| Bridgeway Capital Management, LLC | 14,000 | $186.3K | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 12,682 | $168.8K | 0.00% | +12,682 | New |
| Northern Trust Corp | 11,170 | $148.7K | 0.00% | +11,170 | New |
| Millennium Management LLC | 10,133 | $134.9K | 0.00% | −165,920−94.2% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 3,603 | $48.0K | 0.01% | +3,603 | New |
| SBI Securities Co., Ltd. | 1,416 | $18.8K | 0.00% | +1,416 | New |
| Wells Fargo & Company | 951 | $12.7K | 0.00% | −300−24.0% | Reduced |
| UBS Group AG | 834 | $11.1K | 0.00% | +432+107.5% | Added |
| Russell Investments Group, Ltd. | 719 | $9.57K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 610 | $8.12K | 0.00% | −34−5.3% | Reduced |
| Group One Trading, L.P. | 394 | $5.24K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 444 | $5.00K | 0.00% | +315+244.2% | Added |
| R Squared Ltd | 240 | $3.19K | 0.00% | +240 | New |
| JPMorgan Chase & Co | 216 | $2.88K | 0.00% | −1,154−84.2% | Reduced |
| Jones Financial Companies LLLP | 203 | $2.70K | 0.00% | +203 | New |
| IFP Advisors, Inc | 180 | $2.40K | 0.00% | 00.0% | Unchanged |
| Banque Transatlantique SA | 176 | $2.33K | 0.00% | +176 | New |
| Rhumbline Advisers | 175 | $2.33K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 83 | $1.00K | 0.00% | +66+388.2% | Added |
| Tower Research Capital LLC (TRC) | 70 | $932 | 0.00% | −682−90.7% | Reduced |
| Point72 (DIFC) Ltd | 68 | $905 | 0.00% | +68 | New |
| BNP Paribas Arbitrage, SA | 61 | $812 | 0.00% | +5+8.9% | Added |
| GAMMA Investing LLC | 56 | $745 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 35 | $466 | 0.00% | 00.0% | Unchanged |
| Alexis Investment Partners, LLC | 28 | $373 | 0.00% | +28 | New |
| Citigroup Inc | 2 | $27 | 0.00% | −6−75.0% | Reduced |
| Centiva Capital, LP | 0 | $0 | 0.00% | −43,403−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −750−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −100−100.0% | Sold out |