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CIK 0001520262 · Large accelerated filer

Alkermes plc.

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Ticker
ALKS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Entity type
operating
EIN
981007018
Phone
00-353-1-772-8000
Business address
CONNAUGHT HOUSE, 1 BURLINGTON ROAD, DUBLIN 4, Ireland, 00000
Former names
ANTLER SCIENCE TWO PLC, Antler Science Two Ltd
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$1,070,874
in 5 filings, $1.1M under 10b5-1 plans

Net −$1,070,874. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-05-31 Cooke Shane Director Shares withheld for taxes −4,175 $30.61 $128K 103,744
2025-05-31 Cooke Shane Director Option exercise · Restricted Stock Unit Award −8,013 0
2025-05-21 Wright Christopher I Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 Wright Christopher I Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 Wilson Frank Anders Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 Wilson Frank Anders Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 snyderman nancy lynn MD Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 snyderman nancy lynn MD Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 MCKEON BRIAN P Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 MCKEON BRIAN P Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 Lurker Nancy Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 Lurker Nancy Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 LAURENCIN CATO T Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 LAURENCIN CATO T Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 GAYNOR RICHARD Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 GAYNOR RICHARD Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-05-21 Cooke Shane Director Grant or award · Non Qualified Stock Option (Right to Buy) +13,474 13,474
2025-05-21 Cooke Shane Director Grant or award · Restricted Stock Unit Award +6,142 6,142
2025-04-11 Lurker Nancy Director Option exercise +2,323 2,323
2025-04-11 Lurker Nancy Director Shares withheld for taxes −558 $27.00 $15K 1,765

Page 13 of 41 · 804 trades