Atara BiotherapeuticsATRA

13F holders, Q1 2024 (March 31)
82holders
4famous investors
$0.69avg. 13F price*

At the end of Q1 2024, 82 institutions reported holding Atara Biotherapeutics Inc. (ATRA) in their 13F filings. The largest holders were EcoR1 Capital, LLC ($7.1M), Redmile Group, LLC ($6.4M) and BlackRock Inc. ($4.7M). 4 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Atara Biotherapeutics Inc.
CUSIP
046513107
Latest filing quarter
Q2 2026

History

Number of 13F holders

020406080100 Q1 2024: 82Q1 2024Q2 2024: 5Q2 2024Q3 2024: 1Q3 2024Q4 2024: 2Q4 2024Q3 2025: 1Q3 2025Q1 2026: 1Q1 2026Q2 2026: 1Q2 2026

Total Exit/New Position Q1 2024

InstitutionsTotal Value
New Positions16$9.5M
Exits24$2.0M

Ownership 82 holders

EcoR1 Capital, LLC 0.18% Add +1.0% 10,167,043 $7.1M
Redmile Group, LLC 0.24% Add +1.7% 9,263,309 $6.4M
BlackRock Inc. 0.00% Reduce -3.6% 6,831,479 $4.7M
Bank of America Corp. 0.00% Add +3379.4% 6,580,577 $4.6M
Citadel Advisors 0.00% Add +2375.6% 6,512,063 $4.5M
Vanguard Group Inc. 0.00% Reduce -25.0% 5,012,938 $3.5M
T. Rowe Price Associates Inc. 0.00% Add +8916.3% 4,958,150 $3.4M
Boxer Capital, LLC 0.14% New 4,150,000 $2.9M
Vestal Point Capital, LP 0.16% New 2,800,000 $1.9M
Acadian Asset Management LLC 0.01% Add +49.5% 2,638,687 $1.8M
AQR Capital Management 0.00% Reduce -10.5% 2,625,468 $1.8M
State Street Corp. 0.00% Reduce -10.6% 2,489,048 $1.7M
Geode Capital Management, LLC 0.00% Add +0.4% 2,158,591 $1.5M
Tang Capital Management LLC 0.14% New 1,879,923 $1.3M
Woodline Partners LP 0.01% New 1,774,802 $1.2M
JPMorgan Chase & Co. 0.00% Reduce -38.3% 1,351,216 $938K
Morgan Stanley 0.00% Reduce -24.9% 1,346,129 $934K
Staley Capital Advisers Inc. 0.03% No change 1,000,000 $694K
J. Goldman & Co LP 0.03% New 986,651 $685K
Renaissance Technologies 0.00% Add +57.4% 980,385 $680K
Checkpoint Capital L.P. 0.41% New 892,853 $620K
Northern Trust Corp. 0.00% Add +0.6% 850,821 $590K
Charles Schwab Investment Management Inc. 0.00% Add +2.2% 761,360 $528K
Shay Capital LLC 0.09% New 438,506 $304K
TD Asset Management Inc 0.00% New 436,800 $303K
FMR LLC 0.00% Reduce -11.6% 410,678 $285K
BNP Paribas Financial Markets 0.00% Add +29.3% 383,082 $266K
Millennium Management 0.00% Reduce -87.6% 361,245 $251K
Bank of New York Mellon Corp 0.00% Reduce -10.7% 352,513 $245K
Manufacturers Life Insurance Company, The 0.00% Add +1140.0% 312,163 $217K
Royal Bank of Canada 0.00% Add +843.2% 287,637 $200K
Goldman Sachs Group Inc. 0.00% Reduce -58.0% 244,257 $170K
Alliancebernstein L.P. 0.00% No change 167,200 $116K
Rhumbline Advisers 0.00% Add +1.5% 147,574 $102K
Schonfeld Strategic Advisors LLC 0.00% New 147,000 $102K
Savant Capital, LLC 0.00% New 131,811 $91K
State Board of Administration of Florida Retirement System 0.00% Add +23.8% 31,145 $90K
Group One Trading LLC 0.00% Reduce -8.6% 128,522 $89K
Hennion & Walsh Asset Management, Inc. 0.00% Add +7.1% 119,051 $83K
UBS Group AG 0.00% Reduce -97.1% 106,465 $74K
Private Advisor Group, LLC 0.00% No change 95,661 $66K
Vontobel Holding Ltd. 0.00% No change 80,000 $56K
Barclays PLC 0.00% Reduce -49.1% 67,661 $47K
Jane Street Group, LLC 0.00% Reduce -52.6% 62,651 $43K
American International Group, Inc. 0.00% Reduce -0.8% 47,731 $33K
State of Wisconsin Investment Board 0.00% Add +0.2% 45,301 $31K
Marshall Wace, LLP 0.00% Reduce -85.6% 42,242 $29K
Aerodigm Wealth, LLC 0.01% New 41,533 $29K
Wells Fargo & Company 0.00% Add +13.1% 39,988 $28K
New York State Common Retirement Fund 0.00% Add +0.3% 39,681 $28K
Deutsche Bank AG 0.00% Reduce -5.3% 36,353 $25K
Invesco Ltd. 0.00% Reduce -0.1% 34,507 $24K
Voya Investment Management LLC 0.00% Reduce -17.3% 33,767 $23K
Atom Investors LP 0.00% New 31,408 $22K
SG Americas Securities, LLC 0.00% Reduce -40.4% 29,733 $21K
Engineers Gate Manager LP 0.00% Reduce -0.9% 29,809 $21K
Principal Financial Group Inc. 0.00% Reduce -20.2% 26,591 $18K
SVB Wealth LLC 0.00% No change 21,078 $15K
Cwm, LLC 0.00% Add +44.9% 19,946 $14K
Susquehanna International Group, LLP 0.00% Reduce -76.9% 20,155 $14K
Raymond James & Associates 0.00% Add +1.5% 19,891 $14K
Citigroup Inc. 0.00% Add +33.4% 18,686 $13K
Letko, Brosseau & Associates Inc. 0.00% No change 17,500 $12K
ProShare Advisors LLC 0.00% Add +8.6% 17,401 $12K
Commonwealth Equity Services, LLC 0.00% Add +4.1% 16,959 $12K
Osaic Holdings, Inc. 0.00% Add +649.1% 16,734 $12K
Vanguard Personalized Indexing Management, LLC 0.00% New 13,401 $9K
Wealth Architects, LLC 0.00% No change 13,277 $9K
Pinnacle Associates Ltd. 0.00% Reduce -7.6% 12,740 $9K
Neuberger Berman Group LLC 0.00% Add +7.5% 11,976 $8K
HSBC Holdings PLC 0.00% New 11,264 $8K
Lake Street Advisors Group, LLC 0.00% No change 11,000 $8K
California State Teachers Retirement System 0.00% Reduce -38.9% 9,736 $7K
Legal & General Group Plc 0.00% No change 9,047 $6K
Ameritas Investment Partners, Inc. 0.00% No change 6,782 $5K
Tower Research Capital LLC (TRC) 0.00% Reduce -70.9% 5,907 $4K
IFP Advisors, Inc 0.00% No change 4,500 $3K
Amalgamated Bank 0.00% Reduce -65.5% 3,216 $2K
Farther Finance Advisors, LLC 0.00% Add +21900.0% 220 $160
Nisa Investment Advisors, LLC 0.00% Reduce -37.5% 50 $35
Avior Wealth Management, LLC 0.00% New 23 $15
Capital Advisors, Ltd. LLC 0.00% New 396 $0

"% of holder's portfolio" is ATRA's weight in each manager's 13F, not the share of Atara Biotherapeutics Inc. the manager owns.