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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 2022

Institutional positions in Atara Biotherapeutics, Inc. as of Dec 31, 2022. 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
139
−12 vs. Q3 2022
Shares held
97.3M
−288.1K (−0.3%) vs. Q3 2022
Total value
$319.3M
−$49.8M (−13.5%) vs. Q3 2022
New holders
13
49 more added
Sold out
25
53 more reduced

4 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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.

Institutional holdersQ4 2022: 139 institutions
Q1 2021: 151 institutionsQ2 2021: 145 institutionsQ3 2021: 140 institutionsQ4 2021: 139 institutionsQ1 2022: 145 institutionsQ2 2022: 134 institutionsQ3 2022: 155 institutionsQ4 2022: 139 institutionsQ1 2023: 125 institutionsQ2 2023: 118 institutionsQ3 2023: 109 institutionsQ4 2023: 91 institutionsQ1 2024: 82 institutionsQ2 2024: 48 institutionsQ3 2024: 35 institutionsQ4 2024: 43 institutionsQ1 2025: 37 institutionsQ2 2025: 32 institutionsQ3 2025: 37 institutionsQ4 2025: 41 institutionsQ1 2026: 33 institutionsQ2 2026: 36 institutions
Value heldQ4 2022: $319.3M
Q1 2021: $1.24BQ2 2021: $1.34BQ3 2021: $1.61BQ4 2021: $1.50BQ1 2022: $909.5MQ2 2022: $777.4MQ3 2022: $376.2MQ4 2022: $319.3MQ1 2023: $297.8MQ2 2023: $145.8MQ3 2023: $130.5MQ4 2023: $33.2MQ1 2024: $57.8MQ2 2024: $24.1MQ3 2024: $19.6MQ4 2024: $31.5MQ1 2025: $12.4MQ2 2025: $13.9MQ3 2025: $27.0MQ4 2025: $37.1MQ1 2026: $12.1MQ2 2026: $51.3M
Institutions holding ATRA and their total value by quarter
QuarterHoldersValue
Q2 202636$51.3M
Q1 202633$12.1M
Q4 202541$37.1M
Q3 202537$27.0M
Q2 202532$13.9M
Q1 202537$12.4M
Q4 202443$31.5M
Q3 202435$19.6M
Q2 202448$24.1M
Q1 202482$57.8M
Q4 202391$33.2M
Q3 2023109$130.5M
Q2 2023118$145.8M
Q1 2023125$297.8M
Q4 2022139$319.3M
Q3 2022155$376.2M
Q2 2022134$777.4M
Q1 2022145$909.5M
Q4 2021139$1.50B
Q3 2021140$1.61B
Q2 2021145$1.34B
Q1 2021151$1.24B

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding Atara Biotherapeutics, Inc.; share changes are against Q3 2022.

Institutions holding ATRA in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.9,152,149$30.0M0.00%+240,158+2.7%Added
Wasatch Advisors Inc8,391,014$27.5M0.19%+254,651+3.1%Added
Baupost Group LLCSuperinvestorBaupost Group8,123,616$26.6M0.43%00.0%Unchanged
State Street Corp7,649,740$25.1M0.00%−447,613−5.5%Reduced
JPMorgan Chase & Co7,499,435$24.6M0.00%−783,953−9.5%Reduced
Vanguard Group Inc7,211,048$23.7M0.00%+604,539+9.2%Added
Maverick Capital LtdSuperinvestorMaverick Capital6,291,013$20.6M0.50%−1,564,811−19.9%Reduced
Goldman Sachs Group Inc6,243,613$20.5M0.01%+1,484,933+31.2%Added
Redmile Group, LLC6,242,756$20.5M0.84%00.0%Unchanged
D. E. Shaw & Co., Inc.3,532,000$11.6M0.02%+812,100+29.9%Added
Morgan Stanley2,689,744$8.82M0.00%−259,172−8.8%Reduced
Geode Capital Management, LLC1,843,618$6.05M0.00%+72,294+4.1%Added
Citadel Advisors LLC1,397,765$4.58M0.01%+1,366,179+4,325.3%Added
Ameriprise Financial Inc1,333,420$4.38M0.00%+460,844+52.8%Added
Nuveen Asset Management, LLC1,274,847$4.18M0.00%+752,345+144.0%Added
Citigroup Inc1,025,418$3.36M0.00%−264,213−20.5%Reduced
Antipodean Advisors LLC1,000,000$3.28M10.95%00.0%Unchanged
Jacobs Levy Equity Management, Inc963,272$3.16M0.02%+607,947+171.1%Added
Dimensional Fund Advisors LP888,165$2.91M0.00%+271,197+44.0%Added
Northern Trust Corp880,902$2.89M0.00%+25,607+3.0%Added
Norges Bank868,658$2.85M0.00%+68,900+8.6%Added
Baker Bros. Advisors LP744,186$2.44M0.01%00.0%Unchanged
Charles Schwab Investment Management Inc707,964$2.32M0.00%+22,445+3.3%Added
Deutsche Bank AG690,480$2.26M0.00%+621+0.1%Added
Rafferty Asset Management, LLC649,778$2.13M0.02%−24,001−3.6%Reduced
Assenagon Asset Management S.A.601,005$1.97M0.01%00.0%Unchanged
Pacific Heights Asset Management LLC525,000$1.72M0.17%00.0%Unchanged
Acadian Asset Management LLC462,308$1.51M0.01%−493,084−51.6%Reduced
Staley Capital Advisers Inc450,000$1.48M0.09%00.0%Unchanged
M28 Capital Management LP439,300$1.44M1.37%+439,300New
Pinnacle Associates Ltd393,198$1.29M0.03%−5,216−1.3%Reduced
Bank of America Corp376,464$1.23M0.00%−107,157−22.2%Reduced
UBS Group AG355,271$1.17M0.00%+269,457+314.0%Added
Bank of New York Mellon Corp319,506$1.05M0.00%−322,652−50.2%Reduced
State of Wisconsin Investment Board310,812$1.02M0.00%+153,673+97.8%Added
Barclays PLC287,426$942.8K0.00%−58,187−16.8%Reduced
Hennion & Walsh Asset Management, Inc.277,201$909.0K0.06%+30,818+12.5%Added
Public Employees Retirement System of Ohio215,395$706.0K0.00%−40,216−15.7%Reduced
Healthcare of Ontario Pension Plan Trust Fund208,100$682.6K0.00%+208,100New
Caxton Associates LP199,686$655.0K0.05%+2,660+1.4%Added
Swiss National Bank193,700$635.3K0.00%+7,300+3.9%Added
Walleye Capital LLC191,293$627.4K0.01%−184,718−49.1%Reduced
Candriam Luxembourg S.C.A.191,042$626.6K0.00%−33,550−14.9%Reduced
Tudor Investment Corp Et Al183,283$601.0K0.01%−37,352−16.9%Reduced
Raymond James & Associates181,713$596.0K0.00%−2,625−1.4%Reduced
Cubist Systematic Strategies, LLC181,451$595.2K0.01%+155,971+612.1%Added
Boston Private Wealth LLC176,912$580.3K0.01%−105−0.1%Reduced
Renaissance Technologies LLC165,000$541.0K0.00%−171,100−50.9%Reduced
Jane Street Group, LLC148,007$485.5K0.00%+70,093+90.0%Added
Rhumbline Advisers143,057$469.0K0.00%+1,352+1.0%Added
Millennium Management LLC139,080$456.0K0.00%+3,865+2.9%Added
AQR Capital Management LLC135,695$445.1K0.00%−374,474−73.4%Reduced
FMR LLC132,521$434.7K0.00%−83,597−38.7%Reduced
Alliancebernstein L.P.119,640$392.4K0.00%+12,600+11.8%Added
BNP Paribas Arbitrage, SA107,159$351.5K0.00%−91,108−46.0%Reduced
California State Teachers Retirement System106,988$350.9K0.00%+2,064+2.0%Added
Two Sigma Investments, LP92,629$303.8K0.00%+80,796+682.8%Added
Credit Suisse AG86,571$284.0K0.00%+25,051+40.7%Added
Price T Rowe Associates Inc81,332$267.0K0.00%−25,623−24.0%Reduced
Legal & General Group Plc80,319$263.4K0.00%00.0%Unchanged
Thrivent Financial for Lutherans73,642$241.0K0.00%00.0%Unchanged
Invesco Ltd.70,996$232.9K0.00%−591−0.8%Reduced
Voya Investment Management LLC69,150$226.8K0.00%+33,714+95.1%Added
Creative Planning65,659$215.4K0.00%−1,459−2.2%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.61,994$203.3K0.00%+13,046+26.7%Added
ExodusPoint Capital Management, LP61,255$201.0K0.00%+1,313+2.2%Added
New York State Common Retirement Fund59,104$193.9K0.00%−71−0.1%Reduced
Susquehanna International Group, LLP57,090$187.3K0.00%−168,728−74.7%Reduced
Qube Research & Technologies Ltd55,997$183.7K0.00%+55,997New
Rockefeller Capital Management L.P.53,936$176.0K0.00%00.0%Unchanged
Josh Arnold Investment Consultant, LLC52,000$171.0K0.25%+22,000+73.3%Added
B. Metzler seel. Sohn & Co. AG49,282$161.6K0.00%+9,302+23.3%Added
Allspring Global Investments Holdings, LLC45,699$149.9K0.00%+7,529+19.7%Added
HRT Financial LP44,751$146.0K0.00%−90,568−66.9%Reduced
American International Group, Inc.43,864$143.9K0.00%−160−0.4%Reduced
Squarepoint Ops LLC40,749$133.7K0.00%−163,145−80.0%Reduced
Mirae Asset Global Investments Co., Ltd.38,749$127.1K0.00%+46+0.1%Added
Manufacturers Life Insurance Company, The36,993$121.3K0.00%−213−0.6%Reduced
Virtus ETF Advisers LLC36,100$118.4K0.06%+15,856+78.3%Added
MetLife Investment Management36,073$118.3K0.00%−11,217−23.7%Reduced
Alpine Global Management, LLC35,475$116.0K0.04%+35,475New
Point72 Middle East FZE34,728$113.9K0.01%+34,728New
State Board of Administration of Florida Retirement System31,145$102.2K0.00%00.0%Unchanged
XTX Topco Ltd28,652$94.0K0.02%−137,838−82.8%Reduced
Stifel Financial Corp27,760$91.1K0.00%−960−3.3%Reduced
Oppenheimer & Co Inc27,350$89.7K0.00%−2,964−9.8%Reduced
SG Americas Securities, LLC26,915$88.0K0.00%−4,878−15.3%Reduced
E Fund Management Co., Ltd.26,352$86.0K0.01%−10,321−28.1%Reduced
Globeflex Capital L P25,783$84.6K0.01%+25,783New
Royal Bank of Canada25,593$84.0K0.00%+6,285+32.6%Added
Teacher Retirement System of Texas24,422$80.0K0.00%−1,421−5.5%Reduced
Principal Financial Group Inc23,472$77.0K0.00%+3,076+15.1%Added
Arizona State Retirement System22,632$74.2K0.00%+1,057+4.9%Added
Franklin Resources Inc21,539$70.6K0.00%−3,412−13.7%Reduced
Erste Asset Management GmbH22,000$69.1K0.00%00.0%Unchanged
ProShare Advisors LLC19,778$64.9K0.00%+1,620+8.9%Added
Y-Intercept (Hong Kong) Ltd18,819$61.7K0.01%+18,819New
Gsa Capital Partners LLP17,595$58.0K0.01%−37,613−68.1%Reduced
Letko, Brosseau & Associates Inc17,500$57.4K0.00%+1,800+11.5%Added
SEI Investments Co15,481$50.8K0.00%−691−4.3%Reduced