Hopkinson Craig C. Form 4 Alkermes / Craig C. Hopkinson ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Hopkinson Craig C.

(Last) (First) (Middle)

900 WINTER ST.

(Street)

WALTHAM MA 02451

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Alkermes plc. [ ALKS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
EVP R&D, Chief Medical Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/09/2024

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	12/09/2024		M(1)		12,452	A	$20.03	72,182	D
Ordinary Shares	12/09/2024		M(1)		12,090	A	$19.34	84,272	D
Ordinary Shares	12/09/2024		M(1)		12,044	A	$24.59	96,316	D
Ordinary Shares	12/09/2024		M(1)		12,411	A	$26.82	108,727	D
Ordinary Shares	12/09/2024		S(2)		61,151	D	$32.0748(3)	47,576	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	$20.03	12/09/2024		M(1)			12,452	(4)	02/20/2030	Ordinary Shares	12,452	$0	116,722	D
Employee Stock Option (Right to Buy)	$19.34	12/09/2024		M(1)			12,090	(5)	02/22/2031	Ordinary Shares	12,090	$0	188,323	D
Employee Stock Option (Right to Buy)	$24.59	12/09/2024		M(1)			12,044	(6)	02/18/2032	Ordinary Shares	12,044	$0	130,300	D
Employee Stock Option (Right to Buy)	$26.82	12/09/2024		M(1)			12,411	(7)	02/23/2033	Ordinary Shares	12,411	$0	110,616	D

Explanation of Responses:

1. This option exercise was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 12/14/2023.

2. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 12/14/2023.

3. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.00 to $32.2514. 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.

4. These options are fully vested in accordance with their terms.

5. Shares underlying the stock option vest and become exercisable in four equal annual installments commencing on 2/22/2022.

6. Shares underlying the stock option vest and become exercisable in four equal annual installments commencing on 2/18/2023.

7. Shares underlying the stock option vest and become exercisable in four equal annual installments commencing on 2/23/2024.

	/s/ Shantale Greenson, attorney-in-fact for Craig C. Hopkinson	12/09/2024
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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