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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 CFO2024-03-041,462$0.72
$1.05kSell
Anhco NguyenEVP Chief Sci. Tech Officer2024-03-0410,746$0.72
$7.74kSell
Amar MuruganEVP Chief Legal Officer2024-03-0410,044$0.72
$7.23kSell
Jill HenrichEVP Global Head RA Quality2024-03-043,879$0.72
$2.79kSell
Pascal TouchonPresident and CEO2024-03-0424,844$0.72
$17.89kSell
Eric J. HyllengrenEVP CFO2024-03-045,217$0.72
$3.76kSell
Manher JoshiEVP Chief Medical Officer2023-11-1612,287$0.39
$4.78kSell
Amar MuruganEVP Chief Legal Officer2023-11-168,307$0.39
$3.23kSell
Eric J. HyllengrenSVP CFO2023-11-1611,958$0.39
$4.65kSell
Anhco NguyenEVP Chief Sci. Tech Officer2023-11-168,856$0.39
$3.44kSell

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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 LLC8.43%10,067,043$6.97MInstitution
Redmile Group LLC7.63%9,106,446$6.30MInstitution
Blackrock Inc5.94%7,087,213$4.90MInstitution
Vanguard Group Inc5.60%6,686,043$4.63MInstitution
Ubs Group Ag3.09%3,693,225$2.56MInstitution
Aqr Capital Management LLC2.46%2,932,310$2.03MInstitution
Millennium Management LLC2.45%2,920,980$2.02MInstitution
State Street Corp2.33%2,784,200$1.93MInstitution
Jpmorgan Chase Co1.83%2,188,044$1.51MInstitution
Geode Capital Management LLC1.80%2,150,150$1.49MInstitution

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ATRA vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ATRA54.24%11.13%Net BuyingNet Selling
ONCY6.91%0.00%
CMRX45.42%31.91%Net BuyingNet Selling
AFMD100.00%0.00%
IFRX29.00%0.00%

Atara Biotherapeutics Stock Ownership FAQ

Who owns Atara Biotherapeutics?

Atara Biotherapeutics (NASDAQ: ATRA) is owned by 54.24% institutional shareholders, 11.13% Atara Biotherapeutics insiders, and 34.63% retail investors. Domain Partners Viii LP is the largest individual Atara Biotherapeutics shareholder, owning 2.14M shares representing 1.79% of the company. Domain Partners Viii LP's Atara Biotherapeutics shares are currently valued at $1.42M.

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