Alkermes reports monthly insider share dispositions

Alkermes plc reported proposed dispositions of Ordinary Shares via Form 144 associated with insider transactions.

Rhea-AI Filing Summary

Alkermes plc reported proposed dispositions of Ordinary Shares via Form 144 associated with insider transactions. The excerpt lists four monthly sales of 9,000 shares each on 03/02/2026, 04/01/2026, 05/01/2026, and 06/01/2026 with gross proceeds of $267,485.14, $319,604.00, $300,559.55, and $375,043.23, respectively. The filing also records a broker-assisted cashless exercise of 5,000 shares on 07/01/2026 and vesting of 4,000 shares as a performance award on 02/05/2026.

Insights

Securities Compliance Analyst

Routine Form 144 reports monthly dispositions and an option exercise; disclosure is administrative.

The excerpt lists four reported sales of 9,000 shares each with stated gross proceeds on 03/02/2026, 04/01/2026, 05/01/2026, and 06/01/2026. It also records a broker-assisted cashless exercise of 5,000 shares on 07/01/2026 and a vesting of 4,000 shares on 02/05/2026.

These items are disclosure of planned or completed insider dispositions and compensation-related issuances. Cash‑flow treatment and whether sales were pursuant to a trading plan are not specified in the provided excerpt. Subsequent filings may include Form 4 disclosures with attribution and post-transaction holdings.

Key Figures

Sale per month: 9,000 shares Proceeds 03/02/2026: $267,485.14 Proceeds 04/01/2026: $319,604.00 +4 more

7 metrics

Sale per month 9,000 shares sales on 03/02/2026, 04/01/2026, 05/01/2026, 06/01/2026

Proceeds 03/02/2026 $267,485.14 gross proceeds from 9,000-share sale on 03/02/2026

Proceeds 04/01/2026 $319,604.00 gross proceeds from 9,000-share sale on 04/01/2026

Proceeds 05/01/2026 $300,559.55 gross proceeds from 9,000-share sale on 05/01/2026

Proceeds 06/01/2026 $375,043.23 gross proceeds from 9,000-share sale on 06/01/2026

Cashless exercise 5,000 shares broker-assisted cashless exercise on 07/01/2026

Performance vesting 4,000 shares vesting of performance share award on 02/05/2026

Key Terms

Form 144, broker-assisted cashless exercise, vesting of performance share award

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

broker-assisted cashless exercise financial

"07/01/2026 | Exercise of employee stock options | ... | Broker assisted cashless exercise"

vesting of performance share award financial

"02/05/2026 | Vesting of performance share award"

FAQ

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

What does Alkermes' Form 144 (ALKS) show about insider sales?

The Form 144 lists four sales of 9,000 shares each on 03/02/2026, 04/01/2026, 05/01/2026, and 06/01/2026. It reports the gross proceeds for each sale in the filing excerpt.

Did Alkermes report any option exercises or vesting events?

Yes. The excerpt records a broker-assisted cashless exercise of 5,000 shares on 07/01/2026 and the vesting of a 4,000 share performance award on 02/05/2026.

Are the sale proceeds for the reported transactions disclosed?

Yes. The excerpt shows gross proceeds of $267,485.14, $319,604.00, $300,559.55, and $375,043.23 for the listed monthly sales of 9,000 shares each.

Does this Form 144 indicate who carried out the sales?

The excerpt identifies the reporting party as Craig Hopkinson with an address; specific attribution or whether transactions were under a trading plan is not provided in the excerpt.

Will Form 144 alone show final holdings after these transactions?

No. Form 144 notifies of proposed sales. Post-transaction holdings and final attribution are typically shown in Form 4 filings rather than Form 144.

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

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Accepted by SEC EDGAR 07/01/2026 - 04:12 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001730048
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Alkermes plc.
SEC File Number	001-35299
Address of Issuer	CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN 4 IRELAND 00000
Phone	00-353-1-772-8000
Name of Person for Whose Account the Securities are To Be Sold	Hopkinson Craig C.
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Ordinary shares	Merrill Lynch 225 Liberty St Floor 37 New York NY 10281	9000	463620.68	166675807	07/01/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Ordinary shares	07/01/2026	Exercise of employee stock options	Alkermes plc.			5000	07/01/2026	Broker assisted cashless exercise
Ordinary shares	02/05/2026	Vesting of performance share award	Alkermes plc.			4000	02/05/2026	Granted as part of issuer equity compensation plan

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 00000	Ordinary shares	03/02/2026	9000	267485.14
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 00000	Ordinary shares	04/01/2026	9000	319604.00
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 00000	Ordinary Shares	05/01/2026	9000	300559.55
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 00000	Ordinary Shares	06/01/2026	9000	375043.23

144: Remarks and Signature

Remarks
Date of Notice	07/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/14/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Craig Hopkinson
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)