Alkermes (ALKS) insider sells multiple blocks of shares, Form 144 shows dates and proceeds

Rhea-AI Filing Summary

Alkermes plc: Craig Hopkinson reported multiple planned sales of Ordinary shares on Form 144, including transactions from 12/01/2025 through 03/02/2026. Recent reported sales include 9,000 shares on 02/02/2026 for $305,384.28 and 9,000 shares on 03/02/2026 for $267,485.14.

The filing also lists exercises and vesting events: a 5,000-share broker-assisted cashless exercise on 04/01/2026 and several performance share award vestings in 2025–2026. These entries are routine disclosures of secondary market sales and compensation-related issuances.

Insights

Securities Compliance Expert

Routine Form 144 sales and compensation vesting reported, consistent with disclosed insider dispositions.

The filing lists multiple open-market sales by Craig Hopkinson across late 2025 and early 2026 with per-trade share counts and proceeds, plus a broker-assisted cashless exercise and performance-share vesting events. These are standard Section 144 reporting items tied to dispositions and equity compensation.

Timing, volumes, and proceeds are explicit in the entries. Cash‑flow recipients and any trading-plan details are not provided in the excerpt; subsequent filings may supply additional attribution or plan disclosures.

Key Figures

Sale on 02/02/2026: 9,000 shares Sale on 03/02/2026: 9,000 shares Sale on 01/08/2026: 5,000 shares +3 more

6 metrics

Sale on 02/02/2026 9,000 shares Reported sale on 02/02/2026 for $305,384.28

Sale on 03/02/2026 9,000 shares Reported sale on 03/02/2026 for $267,485.14

Sale on 01/08/2026 5,000 shares Reported sale on 01/08/2026 for $150,004.95

Broker-assisted cashless exercise 5,000 shares Exercise of employee stock options on 04/01/2026

Performance share vesting (2025–2026) 3,995 shares Vestings listed: 2,865; 1,000; 135 on various 2025–2026 dates

Sale on 12/01/2025 4,000 shares Reported sale on 12/01/2025 for $117,200.00

Key Terms

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

3 terms

Form 144 regulatory

"Form 144 lines listing securities sold and sale dates"

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

"Exercise of employee stock options | 04/01/2026 | Broker assisted cashless exercise"

performance share award vesting financial

"Vesting of performance share award | 03/01/2025 | Granted as part of issuer equity compensation plan"

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	319604.00	166649934	04/01/2026	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	04/01/2026	Exercise of employee stock options	Alkermes plc.			5000	04/01/2026	Broker assisted cashless exercise
Ordinary shares	02/05/2026	Vesting of performance share award	Alkermes plc.			135	02/05/2026	Granted as part of issuer equity compensation plan
Ordinary shares	03/01/2025	Vesting of performance share award	Alkermes plc.			2865	03/01/2025	Granted as part of issuer equity compensation plan
Ordinary shares	02/26/2025	Vesting of performance share award	Alkermes plc.			1000	02/26/2025	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 4 L2 00000	Ordinary shares	12/01/2025	4000	117200.00
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 00000	Ordinary shares	12/03/2025	3748	112447.26
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN 4 L2 00000	Ordinary shares	01/02/2026	4000	112000.00
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN 4 L2 00000	Ordinary shares	01/08/2026	5000	150004.95
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 L2 00000	Ordinary shares	02/02/2026	9000	305384.28
Craig Hopkinson CONNAUGHT HOUSE 1 BURLINGTON ROAD DUBLIN L2 00000	Ordinary shares	03/02/2026	9000	267485.14

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does Alkermes (ALKS) Form 144 filed by Craig Hopkinson mean?

Form 144 notifies the SEC of an insider's intent to sell shares in reliance on Rule 144. It documents specific sale dates, share counts, and gross proceeds so the market and regulators can track insider dispositions.

How many shares did Craig Hopkinson sell according to the filing?

The excerpt shows multiple sales, including 9,000 shares on 02/02/2026 and 9,000 shares on 03/02/2026. Each sale line lists the exact shares and gross proceeds for that trade.

Were there any option exercises or equity awards noted in the Form 144?

Yes. The filing lists a 5,000-share broker-assisted cashless exercise on 04/01/2026 and several performance share award vestings in 2025 and 02/05/2026 with stated share amounts.

Do the reported proceeds equal net cash received by the seller?

The filing shows gross proceeds per trade (e.g., $305,384.28 for 9,000 shares on 02/02/2026). Net cash after commissions, tax withholding, or other settlement items is not detailed in the excerpt.

Does Form 144 indicate the sales were part of a pre-arranged trading plan?

The excerpt does not state whether trades were executed under a Rule 10b5-1 plan or similar arrangement. The lines list dates, share counts, and proceeds but do not include plan disclosures or footnotes in the provided text.