[144] Allegro MicroSystems, Inc. SEC Filing

Rhea-AI Filing Summary

Allegro MicroSystems filed a Form 144 reporting a proposed sale of 7,000 common shares through Fidelity Brokerage Services with an aggregate market value of $222,672.93. The filing states 185,040,489 shares outstanding, so the proposed sale equals about 0.0038% of the outstanding common stock. The securities were recorded as acquired by restricted stock vesting on 08/04/2022 (2,637 shares) and 08/03/2023 (4,363 shares) as compensation. The filing also discloses two recent sales by Richard Lury on 06/04/2025 (6,849 shares, proceeds $186,635.23) and 06/11/2025 (3,100 shares, proceeds $94,395.00). The filer represents there is no undisclosed material adverse information.

Insights

Financial Analyst

TL;DR: Routine Rule 144 filing showing a small insider sale; limited apparent market consequence based on reported figures.

The Form 144 discloses a proposed sale of 7,000 shares valued at $222,672.93 and lists total outstanding shares at 185,040,489, so the transaction represents roughly 0.0038% of outstanding stock. The securities were obtained via restricted stock vesting (08/04/2022 and 08/03/2023) as compensation. Two recent dispositions by Richard Lury are reported with specific dates and proceeds. Overall, the filing documents standard insider disposition mechanics without additional company-specific operational or financial disclosures.

Corporate Governance Expert

TL;DR: Disclosure adheres to Rule 144 form requirements; shows insider vesting and subsequent sales with required representations about material nonpublic information.

The filing identifies the broker (Fidelity Brokerage Services LLC) and provides acquisition details showing the shares were granted via restricted stock vesting and paid as compensation. The document includes the seller's recent sales history (Richard Lury) with dates and gross proceeds and contains the standard signature representation that no undisclosed material adverse information is known. The submission is a routine governance disclosure; it does not introduce new operational, legal, or financial events.

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
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	7000	222672.93	185040489	08/12/2025	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 *
Common	08/04/2022	Restricted Stock Vesting	Issuer			2637	08/04/2022	Compensation
Common	08/03/2023	Restricted Stock Vesting	Issuer			4363	08/03/2023	Compensation

* 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
Richard Lury 955 Perimeter Road Manchester NH 03103	Common	06/04/2025	6849	186635.23
Richard Lury 955 Perimeter Road Manchester NH 03103	Common	06/11/2025	3100	94395.00

144: Remarks and Signature

Remarks

Date of Notice

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

How many ALGM shares are proposed for sale on the Form 144?

The Form 144 proposes the sale of 7,000 common shares with an aggregate market value of $222,672.93.

Who is identified in the filing as having sold shares in the past three months?

The filing lists Richard Lury as the seller for two recent transactions: 6,849 shares on 06/04/2025 (proceeds $186,635.23) and 3,100 shares on 06/11/2025 (proceeds $94,395.00).

How were the securities being sold originally acquired?

The securities were acquired through restricted stock vesting as compensation: 2,637 shares on 08/04/2022 and 4,363 shares on 08/03/2023.

Which broker is handling the proposed sale?

The proposed sale is to be executed through Fidelity Brokerage Services LLC, address shown as 900 Salem Street, Smithfield RI 02917.

What is the number of shares outstanding reported in the filing?

The filing reports 185,040,489 shares outstanding.