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NASDAQ: ATRA
Atara Biotherapeutics Inc Stock Ownership - Who owns Atara Biotherapeutics?

Insider buying vs selling

Have Atara Biotherapeutics Inc insiders been buying or selling?
Buy
Sell
NameRoleDateSharesPriceValue
Eric J. HyllengrenEVP CFO2024-05-1628,648$0.62
$17.68kSell
Anhco NguyenEVP Chief Sci. Tech Officer2024-05-1642,899$0.62
$26.47kSell
Amar MuruganEVP Chief Legal Officer2024-05-1632,401$0.62
$19.99kSell
Pascal TouchonPresident and CEO2024-05-1681,506$0.62
$50.29kSell
Jill HenrichEVP Global Head RA Quality2024-05-1625,750$0.62
$15.89kSell
Pascal TouchonPresident and CEO2024-03-0424,844$0.72
$17.89kSell
Amar MuruganEVP Chief Legal Officer2024-03-0410,044$0.72
$7.23kSell
Eric J. HyllengrenEVP CFO2024-03-045,217$0.72
$3.76kSell
Eric J. HyllengrenEVP CFO2024-03-041,462$0.72
$1.05kSell
Jill HenrichEVP Global Head RA Quality2024-03-043,879$0.72
$2.79kSell

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Net Insider Buy/Sell (L12M) Ownership

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ATRA Shareholders

What type of owners hold Atara Biotherapeutics Inc stock?
Institutional
Insider
Retail
NameHoldSharesValueType
Ecor1 Capital LLC8.44%10,167,043$5.31MInstitution
Redmile Group LLC7.69%9,263,309$4.84MInstitution
Blackrock Inc5.67%6,831,479$3.57MInstitution
Bank Of America Corp5.46%6,580,577$3.44MInstitution
Citadel Advisors LLC5.41%6,512,063$3.40MInstitution
Vanguard Group Inc4.16%5,012,938$2.62MInstitution
Price T Rowe Associates Inc4.12%4,958,150$2.59MInstitution
Boxer Capital LLC3.45%4,150,000$2.17MInstitution
Vestal Point Capital LP2.33%2,800,000$1.46MInstitution
Acadian Asset Management LLC2.19%2,638,687$1.38MInstitution

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ATRA vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ATRA69.16%10.86%Net BuyingNet Selling
CSBR1.91%98.09%Net Buying
RLYB42.04%57.96%
INTS11.91%14.63%Net BuyingNet Buying
PASG49.60%50.40%Net Buying

Atara Biotherapeutics Stock Ownership FAQ

Who owns Atara Biotherapeutics?

Atara Biotherapeutics (NASDAQ: ATRA) is owned by 69.16% institutional shareholders, 10.86% Atara Biotherapeutics insiders, and 19.99% retail investors. Domain Partners Viii LP is the largest individual Atara Biotherapeutics shareholder, owning 2.14M shares representing 1.78% of the company. Domain Partners Viii LP's Atara Biotherapeutics shares are currently valued at $1.20M.

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