ALGM SVP, GM Products files Form 3; 0 ownership reported

Rhea-AI Filing Summary

Allegro MicroSystems (ALGM) reported an initial insider ownership filing. The company’s SVP, General Manager, Products filed a Form 3, stating no securities are beneficially owned. The event date was 10/13/2025, and the form was filed by one reporting person. The submission included Exhibit 24 (Power of Attorney) and was signed by an attorney-in-fact.

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Coleman Troy

(Last) (First) (Middle)

955 PERIMETER ROAD

(Street)

MANCHESTER NH 03103

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/13/2025

3. Issuer Name and Ticker or Trading Symbol
ALLEGRO MICROSYSTEMS, INC. [ ALGM ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, General Manager, Products

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Raymond Myer, Attorney-in-Fact for Troy Coleman	10/16/2025
	** 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 5 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Allegro MicroSystems (ALGM) disclose in this Form 3?

An officer filed an initial statement of beneficial ownership reporting no securities beneficially owned.

Who is the reporting person’s role at ALGM?

The reporting person is the SVP, General Manager, Products.

When was the event date for this Form 3?

The event date was 10/13/2025.

How many shares did the insider report owning?

The filing states 0 shares beneficially owned.

Was this filed by one or multiple reporting persons?

It was filed by one reporting person.

Who signed the Form 3?

It was signed /s/ Raymond Myer, Attorney-in-Fact for Troy Coleman on 10/16/2025.

Did the filing include a Power of Attorney?

Yes. The remarks note Exhibit 24 - Power of Attorney.