Alkermes VP exercises RSUs, withholds shares

Alkermes plc VP Samuel Joseph Parisi reported equity award activity.

Rhea-AI Filing Summary

Alkermes plc VP Samuel Joseph Parisi reported equity award activity. On 2/23/2026, 2,283 restricted stock units were exercised or converted into 2,283 ordinary shares at a price of $0.00 per share. A separate transaction disposed of 672 ordinary shares at $32.19 per share to cover tax withholding obligations. Each restricted stock unit represents a contingent right to receive one ordinary share, and the award vests in four equal annual installments starting on 2/23/2024. After these transactions, he directly held 2,284 restricted stock units and 12,668 ordinary shares.

Insider Trade Summary

2,283 shares exercised/converted

Exercise 3 txns

Insider Parisi Samuel Joseph

Role VP, Finance (Interim PAO)

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit Award	2,283	$0.00	$0.00
Exercise	Ordinary Shares	2,283	$0.00	$0.00
Exercise Price or Tax Liability	Ordinary Shares	672	$32.19	$22K

Holdings After Transaction: Restricted Stock Unit Award — 2,284 contracts (Direct); Ordinary Shares — 12,668 shares (Direct)

Footnotes (2)

1. F1. Each restricted stock unit represents a contingent right to receive one ordinary share.
2. F2. Shares subject to the restricted stock unit award vest in four equal annual installments, commencing on 2/23/2024.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Alkermes (ALKS) VP Samuel Joseph Parisi report?

Samuel Joseph Parisi reported exercising 2,283 restricted stock units into 2,283 ordinary shares at $0.00 and disposing of 672 ordinary shares at $32.19 to satisfy tax obligations. These were equity award-related transactions, not open-market purchases or sales.

How many Alkermes (ALKS) shares does Samuel Joseph Parisi hold after the Form 4?

After the reported transactions, Samuel Joseph Parisi directly holds 12,668 ordinary shares and 2,284 restricted stock units. The Form 4 lists these as totals following the RSU conversion and tax-withholding disposition recorded on 2/23/2026.

What does the code 'M' mean in the Alkermes (ALKS) Form 4 for Parisi?

Code "M" on the Form 4 indicates an exercise or conversion of a derivative security. For Parisi, 2,283 restricted stock units were converted into 2,283 ordinary shares at $0.00 per share, reflecting the settlement of previously granted equity awards.

Was the 672-share disposition by Alkermes (ALKS) VP Parisi an open-market sale?

The 672-share disposition was reported under code "F," meaning shares were delivered to pay the exercise price or tax liability. This indicates a tax-withholding disposition, not an open-market sale into the market by Parisi.

How do Alkermes (ALKS) restricted stock units reported by Parisi vest over time?

Each restricted stock unit represents a contingent right to receive one ordinary share. The award reported for Samuel Joseph Parisi vests in four equal annual installments, beginning on 2/23/2024, according to the Form 4 footnotes.

What is the relationship between Parisi’s restricted stock units and Alkermes (ALKS) ordinary shares?

Each restricted stock unit corresponds to one ordinary share upon vesting and settlement. In this Form 4, 2,283 RSUs were exercised or converted into 2,283 ordinary shares, illustrating how the equity award translates directly into share ownership over time.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 02/25/2026 - 05:49 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Parisi Samuel Joseph

(Last) (First) (Middle)

900 WINTER STREET

(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)
	VP, Finance (Interim PAO)

3. Date of Earliest Transaction (Month/Day/Year)
02/23/2026

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	02/23/2026		M		2,283	A	(1)	13,340	D
Ordinary Shares	02/23/2026		F		672	D	$32.19	12,668	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
Restricted Stock Unit Award	(1)	02/23/2026		M			2,283	(2)	(2)	Ordinary Shares	2,283	(1)	2,284	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive one ordinary share.

2. Shares subject to the restricted stock unit award vest in four equal annual installments, commencing on 2/23/2024.

	/s/ Shantale Greenson, attorney-in-fact for Samuel Joseph Parisi	02/25/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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