ALKS

SEC source: 0001520262-26-000090 · form4.xml · nonDerivative · entry 2

MCKEON BRIAN P · CIK 0001219445 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,536

SEC source: 0001520262-26-000090 · form4.xml · nonDerivative · entry 1

MCKEON BRIAN P · CIK 0001219445 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,011

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

SEC source: 0001520262-26-000093 · form4.xml · derivative · entry 5

Wright Christopher I · CIK 0001838503 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 6,142 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F3 · derivative.exercise_date: This award is fully vested in accordance with its terms.

F3 · derivative.expiration_date: This award is fully vested in accordance with its terms.

SEC source: 0001520262-26-000093 · form4.xml · nonDerivative · entry 2

Wright Christopher I · CIK 0001838503 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,680

SEC source: 0001520262-26-000093 · form4.xml · nonDerivative · entry 1

Wright Christopher I · CIK 0001838503 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,155

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

SEC source: 0001520262-26-000091 · form4.xml · derivative · entry 6

snyderman nancy lynn MD · CIK 0001675198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 6,142 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F4 · derivative.exercise_date: This award is fully vested in accordance with its terms.

F4 · derivative.expiration_date: This award is fully vested in accordance with its terms.

SEC source: 0001520262-26-000091 · form4.xml · nonDerivative · entry 2

snyderman nancy lynn MD · CIK 0001675198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,395

SEC source: 0001520262-26-000091 · form4.xml · nonDerivative · entry 1

snyderman nancy lynn MD · CIK 0001675198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,870

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

SEC source: 0001520262-26-000084 · form4.xml · derivative · entry 5

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 6,142 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F4 · derivative.exercise_date: This award is fully vested in accordance with its terms.

F4 · derivative.expiration_date: This award is fully vested in accordance with its terms.

SEC source: 0001520262-26-000084 · form4.xml · nonDerivative · entry 2

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,751

SEC source: 0001520262-26-000084 · form4.xml · nonDerivative · entry 1

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,226

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

SEC source: 0001520262-26-000083 · form4.xml · derivative · entry 5

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 6,142 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F4 · derivative.exercise_date: This award is fully vested in accordance with its terms.

F4 · derivative.expiration_date: This award is fully vested in accordance with its terms.

SEC source: 0001520262-26-000083 · form4.xml · nonDerivative · entry 2

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 106,679

SEC source: 0001520262-26-000083 · form4.xml · nonDerivative · entry 1

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 109,886

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

SEC source: 0001520262-26-000092 · form4.xml · derivative · entry 4

Wilson Frank Anders · CIK 0001462948 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000092 · form4.xml · derivative · entry 3

Wilson Frank Anders · CIK 0001462948 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000089 · form4.xml · derivative · entry 4

Lurker Nancy · CIK 0001450485 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000089 · form4.xml · derivative · entry 3

Lurker Nancy · CIK 0001450485 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000088 · form4.xml · derivative · entry 4

LAURENCIN CATO T · CIK 0001444810 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000088 · form4.xml · derivative · entry 3

LAURENCIN CATO T · CIK 0001444810 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000090 · form4.xml · derivative · entry 5

MCKEON BRIAN P · CIK 0001219445 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F3 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F3 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000090 · form4.xml · derivative · entry 4

MCKEON BRIAN P · CIK 0001219445 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F3 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000093 · form4.xml · derivative · entry 4

Wright Christopher I · CIK 0001838503 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000093 · form4.xml · derivative · entry 3

Wright Christopher I · CIK 0001838503 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F2 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000091 · form4.xml · derivative · entry 5

snyderman nancy lynn MD · CIK 0001675198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F3 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F3 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000091 · form4.xml · derivative · entry 4

snyderman nancy lynn MD · CIK 0001675198 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F3 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

SEC source: 0001520262-26-000087 · form4a.xml · derivative · entry 2

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.exercise_date: This amendment is being filed to reflect the vesting terms applicable to this award, which were reported incorrectly on the original Form 4. The correct vesting schedule is set forth in Footnote 1 above.

F1 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.expiration_date: This amendment is being filed to reflect the vesting terms applicable to this award, which were reported incorrectly on the original Form 4. The correct vesting schedule is set forth in Footnote 1 above.

SEC source: 0001520262-26-000087 · form4a.xml · derivative · entry 1

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F1 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.exercise_date: This amendment is being filed to reflect the vesting terms applicable to this award, which were reported incorrectly on the original Form 4. The correct vesting schedule is set forth in Footnote 1 above.

SEC source: 0001520262-26-000084 · form4.xml · derivative · entry 4

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F3 · derivative.exercise_date: Shares subject to the restricted stock unit award vest in full on 5/20/2027.

F3 · derivative.expiration_date: Shares subject to the restricted stock unit award vest in full on 5/20/2027.

SEC source: 0001520262-26-000084 · form4.xml · derivative · entry 3

GAYNOR RICHARD · CIK 0001741284 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F2 · derivative.exercise_date: Shares subject to the stock option award vest and become exercisable in full on 5/20/2027.

SEC source: 0001520262-26-000086 · form4a.xml · derivative · entry 2

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.exercise_date: This amendment is being filed to reflect the vesting terms applicable to this award, which were reported incorrectly on the original Form 4. The correct vesting schedule is set forth in Footnote 1 above.

F1 · derivative.expiration_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.expiration_date: This amendment is being filed to reflect the vesting terms applicable to this award, which were reported incorrectly on the original Form 4. The correct vesting schedule is set forth in Footnote 1 above.

SEC source: 0001520262-26-000086 · form4a.xml · derivative · entry 1

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F1 · derivative.exercise_date: Shares subject to the award vest (and if applicable, become exercisable) in full on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual general meeting of shareholders that occurs at least 50 weeks after the date of grant.

F2 · derivative.exercise_date: This amendment is being filed to reflect the vesting terms applicable to this award, which were reported incorrectly on the original Form 4. The correct vesting schedule is set forth in Footnote 1 above.

SEC source: 0001520262-26-000083 · form4.xml · derivative · entry 4

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,409

Underlying: Ordinary Shares · 5,409 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F3 · derivative.exercise_date: Shares subject to the restricted stock unit award vest in full on 5/20/2027.

F3 · derivative.expiration_date: Shares subject to the restricted stock unit award vest in full on 5/20/2027.

SEC source: 0001520262-26-000083 · form4.xml · derivative · entry 3

Cooke Shane · CIK 0001524823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,538

Underlying: Ordinary Shares · 11,538 shares

Expires 2036-05-20

F2 · derivative.exercise_date: Shares subject to the stock option award vest and become exercisable in full on 5/20/2027.

SEC source: 0001520262-26-000074 · form4.xml · nonDerivative · entry 1

Gaffin David Joseph · CIK 0001675905 · EVP, CLO, Alkermes, Inc.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 231,558

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/19/2025.

SEC source: 0001520262-26-000072 · form4.xml · derivative · entry 3

Hopkinson Craig C. · CIK 0001730048 · EVP R&D, Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,356

Underlying: Ordinary Shares · 5,000 shares

Expires 2031-02-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/14/2025.

F4 · derivative.exercise_date: These options are fully vested in accordance with their terms.

SEC source: 0001520262-26-000072 · form4.xml · nonDerivative · entry 2

Hopkinson Craig C. · CIK 0001730048 · EVP R&D, Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,389

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/14/2025.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $33.21 to $33.49. Full information regarding the number of shares sold at each separate price can be provided to the issuer, any security holder of the issuer or the SEC staff upon request.

SEC source: 0001520262-26-000072 · form4.xml · nonDerivative · entry 1

Hopkinson Craig C. · CIK 0001730048 · EVP R&D, Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 90,389

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/14/2025.

SEC source: 0001520262-26-000070 · form4.xml · derivative · entry 3

Lurker Nancy · CIK 0001450485 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,752

Underlying: Ordinary Shares · 3,751 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2 · derivative.exercise_date: Shares subject to the restricted stock unit award vest in three equal annual installments commencing on 4/11/2025.

F2 · derivative.expiration_date: Shares subject to the restricted stock unit award vest in three equal annual installments commencing on 4/11/2025.

SEC source: 0001520262-26-000070 · form4.xml · nonDerivative · entry 2

Lurker Nancy · CIK 0001450485 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,555

SEC source: 0001520262-26-000070 · form4.xml · nonDerivative · entry 1

Lurker Nancy · CIK 0001450485 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,456

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one ordinary share.

SEC source: 0001520262-26-000067 · form4.xml · nonDerivative · entry 1

Gaffin David Joseph · CIK 0001675905 · EVP, CLO, Alkermes, Inc.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 233,592

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/19/2025.

SEC source: 0001520262-26-000065 · form4.xml · derivative · entry 3

Hopkinson Craig C. · CIK 0001730048 · EVP R&D, Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 16,356

Underlying: Ordinary Shares · 5,000 shares

Expires 2031-02-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/14/2025.

F4 · derivative.exercise_date: These options are fully vested in accordance with their terms.

SEC source: 0001520262-26-000065 · form4.xml · nonDerivative · entry 2

Hopkinson Craig C. · CIK 0001730048 · EVP R&D, Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 85,389

F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/14/2025.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $35.50 to $35.62. Full information regarding the number of shares sold at each separate price can be provided to the issuer, any security holder of the issuer or the SEC staff upon request.

SEC source: 0001520262-26-000065 · form4.xml · nonDerivative · entry 1

Hopkinson Craig C. · CIK 0001730048 · EVP R&D, Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 94,389

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 3/14/2025.

SEC source: 0001520262-26-000057 · form4.xml · nonDerivative · entry 2

Gaffin David Joseph · CIK 0001675905 · EVP, CLO, Alkermes, Inc.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 235,626

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/19/2025.

SEC source: 0001520262-26-000062 · form4.xml · derivative · entry 1

POPS RICHARD F · CIK 0001126490 · Director · Director and CEO, Alkermes plc

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,843

Underlying: Ordinary Shares · 88,843 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F2 · derivative.exercise_date: Shares subject to the restricted stock unit award vest in full on 12/31/2026 in connection with the Company's previously announced leadership transition.

F2 · derivative.expiration_date: Shares subject to the restricted stock unit award vest in full on 12/31/2026 in connection with the Company's previously announced leadership transition.

SEC source: 0001520262-26-000060 · form4.xml · derivative · entry 3

Nichols Christian Todd · CIK 0001813312 · SVP, Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,854

Underlying: Ordinary Shares · 30,854 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one ordinary share.

F4 · derivative.exercise_date: Shares subject to the restricted stock unit award vest in four equal annual installments, commencing on 3/2/2027.

F4 · derivative.expiration_date: Shares subject to the restricted stock unit award vest in four equal annual installments, commencing on 3/2/2027.

SEC source: 0001520262-26-000060 · form4.xml · derivative · entry 2

Nichols Christian Todd · CIK 0001813312 · SVP, Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 66,430

Underlying: Ordinary Shares · 66,430 shares

Expires 2036-03-02

F2 · derivative.exercise_date: Shares underlying the stock option vest and become exercisable in four equal annual installments, commencing on 3/2/2027.

SEC source: 0001520262-26-000060 · form4.xml · nonDerivative · entry 1

Nichols Christian Todd · CIK 0001813312 · SVP, Chief Commercial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 109,769

F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/19/2025.