Alkermes PLC

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Alkermes PLC
TickerALKS
CIK #0001520262
CUSIPG01767105
SectorLife Sciences - Pharmaceutical Preparations
AddressTreasury Building Lower Grand Canal Street, Dublin 2, 00000
Source [EDGAR]
CIK Filing 2011 - 2025
[0001520262] 10-K
[0001520262] 10-Q
[0001520262] 3
[0001520262] 4
[0001520262] 5
[0001520262] 8-K
[0001520262] SC 13D
[0001520262] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
State Street Corp Alkermes PLC [2025-05-13] 0.0
Price T Rowe Associates Inc /MD/ Alkermes PLC [2024-11-14] 7.9
Vanguard Group Inc Alkermes PLC [2024-11-04] 11.52
Wellington Management Group LLP Alkermes PLC [2024-02-08] 0.13
State Street Corp Alkermes PLC [2024-01-24] 5.6
Sarissa Capital Management LP Alkermes PLC [2021-05-10] 5.9
PRIMECAP Management Co/CA/ Alkermes PLC [2017-12-05] 11.35
Vanguard Specialized Funds Alkermes PLC [2017-02-13] 5.69
Invesco Ltd Alkermes PLC [2015-02-10] 8.0
Vanguard Group Inc Alkermes PLC [2013-02-13] 5.37
BlackRock Inc Alkermes PLC [2013-01-30] 5.99
BlackRock Inc Alkermes PLC [2012-02-09] 5.26
Form 3/4/5 Filer 2011 - 2025
Alkermes plc.
Gaffin David Joseph
Nichols Christian Todd
Wright Christopher I
snyderman nancy lynn MD
McKeon Brian P
Lurker Nancy
Laurencin Cato T
Cooke Shane
Gaynor Richard
Wilson Frank Anders
Parisi Samuel Joseph
Jackson Blair Curtis
Hopkinson Craig C.
Brown Iain Michael
POPS Richard F
Alva Emily Peterson
Daglio David Angelo Jr.
Landine Michael J
Wysenski Nancy
Anstice David W
Dixon Wendy L
Mitchell Paul J
Breyer Robert A
Frates James M
Bloom Floyd E
Robinson James A. Jr.
Stejbach Mark
Biberstein Kathryn L
Ehrich Elliot
Pugh Gordon G
Peterson Rebecca
Henwood Geraldine
Botkin James L
Skaletsky Mark B
Elan Corp PLC
Elan Science Three Ltd
Form 13F Holdings
Firm Period DFND Voting Shares
BlackRock, Inc. [2025-06-30] SOLE 27,000,144 27,854,404
Vanguard Group Inc [2025-06-30] SOLE 0 18,104,017
State Street Corp [2025-06-30] DFND 7,634,061 8,208,256
Baker Bros Advisors LP [2025-06-30] SOLE 6,410,603 6,410,603
Renaissance Technologies LLC [2025-06-30] SOLE 5,810,160 5,810,160
JPMorgan Chase & Co [2025-06-30] DFND 4,329,687 4,836,294
RTW Investments LP [2025-06-30] SOLE 4,682,289 4,682,289
Geode Capital Management LLC [2025-06-30] DFND 4,023,552 4,023,552
American Century Companies Inc [2025-06-30] DFND 3,475,558 3,657,223
PRIMECAP Management Co/CA/ [2025-06-30] SOLE 2,816,950 2,902,510
Avoro Capital Advisors LLC [2025-06-30] SOLE 2,900,000 2,900,000
Holocene Advisors LP [2025-06-30] SOLE 2,853,768 2,853,768
Dimensional Fund Advisors LP [2025-06-30] SOLE 2,519,772 2,729,817
Commodore Capital LP [2025-06-30] SOLE 2,450,000 2,450,000
Bank of America Corp /DE/ [2025-06-30] DFND 115,353 2,155,087
Loomis Sayles & Co L P [2025-06-30] DFND 2,020,619 2,109,894
Charles Schwab Investment Management Inc [2025-06-30] SOLE 2,091,927 2,092,049
Nuveen, LLC [2025-06-30] DFND 2,015,853 2,048,073
Norges Bank [2025-06-30] SOLE 1,863,895 1,863,895
Morgan Stanley [2025-06-30] DFND 1,465,339 1,802,052
Northern Trust Corp [2025-06-30] DFND 1,708,158 1,727,516
Wellington Management Group LLP [2025-06-30] DFND 0 1,700,103
Goldman Sachs Group Inc [2025-06-30] DFND 1,619,669 1,664,627
Artisan Partners Limited Partnership [2025-06-30] SOLE 1,402,802 1,541,807
Bank of New York Mellon Corp [2025-06-30] DFND 1,471,825 1,535,886
First Trust Advisors LP [2025-06-30] SOLE 1,397,281 1,397,281
Paradigm Biocapital Advisors LP [2025-06-30] SOLE 1,375,569 1,375,569
UBS Group AG [2025-06-30] DFND 1,294,231 1,342,402
FMR LLC [2025-06-30] DFND 1,259,814 1,278,006
BNP Paribas Financial Markets [2025-06-30] DFND 0 1,135,478
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