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

1 of 8

ALKS insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when ALKS insiders and whales buy or sell their stock.

ALKS Shareholders

What type of owners hold Alkermes PLC stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc16.87%27,856,163$751.28MInstitution
Vanguard Group Inc11.21%18,503,074$499.03MInstitution
Price T Rowe Associates Inc6.08%10,041,900$270.83MInstitution
State Street Corp4.97%8,208,256$221.38MInstitution
Elan Corp PLC4.69%7,750,000$209.02MInsider
Baker Bros Advisors LP3.88%6,410,603$172.89MInstitution
Renaissance Technologies LLC3.52%5,810,160$156.70MInstitution
Jpmorgan Chase Co2.93%4,836,294$130.43MInstitution
Rtw Investments LP2.84%4,682,289$126.28MInstitution
Geode Capital Management LLC2.44%4,023,552$108.52MInstitution

1 of 3

ALKS vs Pharmaceutical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ALKS93.21%6.79%Net SellingNet Selling
LNTH54.77%45.23%Net SellingNet Selling
AMRX27.53%72.47%Net SellingNet Selling
HCM0.70%0.00%
PBH69.27%30.73%Net Selling

Alkermes Stock Ownership FAQ

Who owns Alkermes?

Alkermes (NASDAQ: ALKS) is owned by 102.45% 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 $209.02M.

If you're new to stock investing, here's how to buy Alkermes stock.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.