NASDAQ: ALKS
Alkermes PLC Stock Ownership - Who owns Alkermes?

Insider buying vs selling

Have Alkermes PLC insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
David Joseph GaffinEVP CLO Alkermes Inc.2025-08-03895$26.55
$23.76kSell
Christian Todd NicholsSVP Chief Commercial Officer2025-06-103,334$31.09
$103.65kSell
Christian Todd NicholsSVP Chief Commercial Officer2025-06-093,333$31.95
$106.49kSell
Christopher I. WrightDirector2025-06-08793$31.71
$25.15kSell
Brian P. McKeonDirector2025-05-311,924$30.61
$58.89kSell
Cato T. LaurencinDirector2025-05-311,924$30.61
$58.89kSell
Christopher I. WrightDirector2025-05-311,924$30.61
$58.89kSell
Nancy Lynn Md SnydermanDirector2025-05-311,924$30.61
$58.89kSell
Nancy LurkerDirector2025-05-311,924$30.61
$58.89kSell
Shane CookeDirector2025-05-314,175$30.61
$127.80kSell

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Net Insider Buy/Sell (L12M) Ownership

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ALKS Shareholders

What type of owners hold Alkermes PLC stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc16.87%27,856,163$896.13MInstitution
Vanguard Group Inc11.21%18,503,074$595.24MInstitution
Price T Rowe Associates Inc6.08%10,041,900$323.05MInstitution
State Street Corp4.97%8,208,256$264.06MInstitution
Elan Corp PLC4.69%7,750,000$249.32MInsider
Baker Bros Advisors LP3.88%6,410,603$206.23MInstitution
Renaissance Technologies LLC3.52%5,810,160$186.91MInstitution
Jpmorgan Chase Co2.93%4,836,294$155.58MInstitution
Rtw Investments LP2.84%4,682,289$150.63MInstitution
Geode Capital Management LLC2.44%4,023,552$129.44MInstitution

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ALKS vs Pharmaceutical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ALKS93.22%6.78%Net SellingNet Selling
LNTH54.79%45.21%Net SellingNet Selling
INDV85.67%0.00%
PBH69.28%30.72%Net Selling
AMRX27.53%72.47%Net SellingNet Selling

Alkermes Stock Ownership FAQ

Who owns Alkermes?

Alkermes (NASDAQ: ALKS) is owned by 102.51% institutional shareholders, 7.46% Alkermes insiders, and 0.00% retail investors. Elan Corp PLC is the largest individual Alkermes shareholder, owning 7.75M shares representing 4.69% of the company. Elan Corp PLC's Alkermes shares are currently valued at $247.54M.

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