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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, Q2 2024

Institutional positions in Atara Biotherapeutics, Inc. as of Jun 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
48
−34 vs. Q1 2024
Shares held
2.84M
−495.3K (−14.9%) vs. Q1 2024Converted for a 1-for-25 split
Total value
$24.1M
−$33.7M (−58.3%) vs. Q1 2024
New holders
13
11 more added
Sold out
47
17 more reduced

Compare with Q1 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.

Institutional holdersQ2 2024: 48 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 heldQ2 2024: $24.1M
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, Q2 2024

Shares, value and share of portfolio for each institution holding Atara Biotherapeutics, Inc.; share changes are against Q1 2024.

Institutions holding ATRA in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Redmile Group, LLC452,270$3.84M0.23%+81,738+22.1%AddedConverted for a 1-for-25 split
EcoR1 Capital, LLC406,679$3.46M0.11%00.0%UnchangedConverted for a 1-for-25 split
Citadel Advisors LLC260,480$2.21M0.00%00.0%UnchangedConverted for a 1-for-25 split
Bank of America Corp186,011$1.58M0.00%−77,212−29.3%ReducedConverted for a 1-for-25 split
Vanguard Group Inc169,336$1.44M0.00%−31,182−15.6%ReducedConverted for a 1-for-25 split
Boxer Capital, LLC166,000$1.41M0.07%00.0%UnchangedConverted for a 1-for-25 split
Centiva Capital, LP140,250$1.19M0.06%+140,250New
Acadian Asset Management LLC119,370$1.01M0.00%+13,823+13.1%AddedConverted for a 1-for-25 split
Millennium Management LLC116,671$991.7K0.00%+102,221+707.4%AddedConverted for a 1-for-25 split
Vestal Point Capital, LP112,000$952.0K0.07%00.0%UnchangedConverted for a 1-for-25 split
Qube Research & Technologies Ltd102,663$872.6K0.00%+102,663New
Tang Capital Management LLC75,196$639.2K0.07%00.0%UnchangedConverted for a 1-for-25 split
Woodline Partners LP70,889$602.6K0.01%00.0%UnchangedConverted for a 1-for-25 split
BlackRock Inc.61,145$519.7K0.00%−212,114−77.6%ReducedConverted for a 1-for-25 split
Renaissance Technologies LLC46,064$391.5K0.00%+6,849+17.5%AddedConverted for a 1-for-25 split
Geode Capital Management, LLC42,677$362.8K0.00%−43,667−50.6%ReducedConverted for a 1-for-25 split
Staley Capital Advisers Inc40,000$340.0K0.02%00.0%UnchangedConverted for a 1-for-25 split
BNP Paribas Arbitrage, SA36,724$312.2K0.00%+21,401+139.7%AddedConverted for a 1-for-25 split
Prudential Financial Inc36,340$308.9K0.00%+36,340New
Northern Trust Corp31,492$267.7K0.00%−2,541−7.5%ReducedConverted for a 1-for-25 split
Charles Schwab Investment Management Inc26,155$222.3K0.00%−4,299−14.1%ReducedConverted for a 1-for-25 split
FMR LLC17,680$150.3K0.00%+1,253+7.6%AddedConverted for a 1-for-25 split
AQR Capital Management LLC15,079$128.2K0.00%−89,940−85.6%ReducedConverted for a 1-for-25 split
State Street Corp14,673$124.7K0.00%−84,889−85.3%ReducedConverted for a 1-for-25 split
Susquehanna International Group, LLP14,455$122.9K0.00%+13,649+1,693.0%AddedConverted for a 1-for-25 split
Bridgeway Capital Management, LLC14,000$119.0K0.00%+14,000New
Lake Street Advisors Group, LLC11,000$93.5K0.00%+10,560+2,400.0%AddedConverted for a 1-for-25 split
Morgan Stanley9,785$83.2K0.00%−44,060−81.8%ReducedConverted for a 1-for-25 split
Cubist Systematic Strategies, LLC9,271$78.8K0.00%+9,271New
Point72 Asia (Singapore) Pte. Ltd.6,292$53.5K0.01%+6,292New
Group One Trading, L.P.4,789$40.7K0.00%−352−6.8%ReducedConverted for a 1-for-25 split
Tower Research Capital LLC (TRC)4,467$38.0K0.00%+4,231+1,790.6%AddedConverted for a 1-for-25 split
Citigroup Inc3,172$27.0K0.00%+2,425+324.4%AddedConverted for a 1-for-25 split
Royal Bank of Canada2,045$17.0K0.00%−9,460−82.2%ReducedConverted for a 1-for-25 split
Mirae Asset Global ETFs Holdings Ltd.1,927$16.4K0.00%+1,927New
JPMorgan Chase & Co1,660$14.1K0.00%−52,389−96.9%ReducedConverted for a 1-for-25 split
Rhumbline Advisers682$5.80K0.00%−5,221−88.4%ReducedConverted for a 1-for-25 split
CWM, LLC542$5.00K0.00%−256−32.1%ReducedConverted for a 1-for-25 split
UBS Group AG403$3.43K0.00%−3,856−90.5%ReducedConverted for a 1-for-25 split
IFP Advisors, Inc4,680$3.29K0.00%+4,500+2,500.0%AddedConverted for a 1-for-25 split
Wells Fargo & Company315$2.68K0.00%−1,285−80.3%ReducedConverted for a 1-for-25 split
Lazard Asset Management LLC308$2.00K0.00%+308New
Macquarie Group Ltd197$1.68K0.00%+197New
Catalyst Funds Management Pty Ltd100$8500.00%+100New
Federated Hermes, Inc.57$4850.00%+57New
EverSource Wealth Advisors, LLC35$3440.00%+35New
New York State Common Retirement Fund32$2720.00%−1,555−98.0%ReducedConverted for a 1-for-25 split
Russell Investments Group, Ltd.2$170.00%+2New
Price T Rowe Associates Inc0$00.00%−198,326−100.0%Sold outConverted for a 1-for-25 split
J. Goldman & Co LP0$00.00%−39,466−100.0%Sold outConverted for a 1-for-25 split
Checkpoint Capital L.P.0$00.00%−35,714−100.0%Sold outConverted for a 1-for-25 split
Shay Capital LLC0$00.00%−17,540−100.0%Sold outConverted for a 1-for-25 split
TD Asset Management Inc0$00.00%−17,472−100.0%Sold outConverted for a 1-for-25 split
Bank of New York Mellon Corp0$00.00%−14,101−100.0%Sold outConverted for a 1-for-25 split
Manufacturers Life Insurance Company, The0$00.00%−12,487−100.0%Sold outConverted for a 1-for-25 split
Goldman Sachs Group Inc0$00.00%−9,770−100.0%Sold outConverted for a 1-for-25 split
Alliancebernstein L.P.0$00.00%−6,688−100.0%Sold outConverted for a 1-for-25 split
Schonfeld Strategic Advisors LLC0$00.00%−5,880−100.0%Sold outConverted for a 1-for-25 split
Savant Capital, LLC0$00.00%−5,272−100.0%Sold outConverted for a 1-for-25 split
Hennion & Walsh Asset Management, Inc.0$00.00%−4,762−100.0%Sold outConverted for a 1-for-25 split
Private Advisor Group, LLC0$00.00%−3,826−100.0%Sold outConverted for a 1-for-25 split
Vontobel Holding Ltd.0$00.00%−3,200−100.0%Sold outConverted for a 1-for-25 split
Barclays PLC0$00.00%−2,706−100.0%Sold outConverted for a 1-for-25 split
Jane Street Group, LLC0$00.00%−2,506−100.0%Sold outConverted for a 1-for-25 split
American International Group, Inc.0$00.00%−1,909−100.0%Sold outConverted for a 1-for-25 split
State of Wisconsin Investment Board0$00.00%−1,812−100.0%Sold outConverted for a 1-for-25 split
Marshall Wace, LLP0$00.00%−1,690−100.0%Sold outConverted for a 1-for-25 split
Delap Wealth Advisory, LLC0$00.00%−1,661−100.0%Sold outConverted for a 1-for-25 split
Deutsche Bank AG0$00.00%−1,454−100.0%Sold outConverted for a 1-for-25 split
Invesco Ltd.0$00.00%−1,380−100.0%Sold outConverted for a 1-for-25 split
Voya Investment Management LLC0$00.00%−1,351−100.0%Sold outConverted for a 1-for-25 split
Atom Investors LP0$00.00%−1,256−100.0%Sold outConverted for a 1-for-25 split
SG Americas Securities, LLC0$00.00%−1,189−100.0%Sold outConverted for a 1-for-25 split
Engineers Gate Manager LP0$00.00%−1,192−100.0%Sold outConverted for a 1-for-25 split
Principal Financial Group Inc0$00.00%−1,064−100.0%Sold outConverted for a 1-for-25 split
Boston Private Wealth LLC0$00.00%−843−100.0%Sold outConverted for a 1-for-25 split
Raymond James & Associates0$00.00%−796−100.0%Sold outConverted for a 1-for-25 split
Letko, Brosseau & Associates Inc0$00.00%−700−100.0%Sold outConverted for a 1-for-25 split
ProShare Advisors LLC0$00.00%−696−100.0%Sold outConverted for a 1-for-25 split
Commonwealth Equity Services, LLC0$00.00%−678−100.0%Sold outConverted for a 1-for-25 split
Advisor Group Holdings, Inc.0$00.00%−669−100.0%Sold outConverted for a 1-for-25 split
JustInvest LLC0$00.00%−536−100.0%Sold outConverted for a 1-for-25 split
Wealth Architects, LLC0$00.00%−531−100.0%Sold outConverted for a 1-for-25 split
Pinnacle Associates Ltd0$00.00%−510−100.0%Sold outConverted for a 1-for-25 split
Neuberger Berman Group LLC0$00.00%−479−100.0%Sold outConverted for a 1-for-25 split
HSBC Holdings PLC0$00.00%−451−100.0%Sold outConverted for a 1-for-25 split
California State Teachers Retirement System0$00.00%−389−100.0%Sold outConverted for a 1-for-25 split
Legal & General Group Plc0$00.00%−362−100.0%Sold outConverted for a 1-for-25 split
Ameritas Investment Partners, Inc.0$00.00%−271−100.0%Sold outConverted for a 1-for-25 split
Amalgamated Bank0$00.00%−129−100.0%Sold outConverted for a 1-for-25 split
Farther Finance Advisors, LLC0$00.00%−9−100.0%Sold outConverted for a 1-for-25 split
Nisa Investment Advisors, LLC0$00.00%−2−100.0%Sold outConverted for a 1-for-25 split
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−1−100.0%Sold outConverted for a 1-for-25 split
Capital Advisors, Ltd. LLC0$00.00%−16−100.0%Sold outConverted for a 1-for-25 split
State Board of Administration of Florida Retirement System0$00.00%−1,246−100.0%Sold outConverted for a 1-for-25 split