Ian Kent - 02 Feb 2026 Form 4 Insider Report for ALLEGRO MICROSYSTEMS, INC. (ALGM)

Role: SVP, Global Operations
Signature: /s/ Raymond Myer, Attorney-in-Fact for Ian Kent
Issuer symbol: ALGM
Transactions as of: 02 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 04 Mar 2026, 16:16:03 UTC
Previous filing: 09 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Kent Ian	SVP, Global Operations	955 PERIMETER ROAD, MANCHESTER	/s/ Raymond Myer, Attorney-in-Fact for Ian Kent	04 Mar 2026	0002104292

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALGM	Common Stock	Award		+9,183	+72%	$0.000000^*	21,887	02 Feb 2026	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	This transaction is being filed late due to an administrative error and not any error of the reporting person.
F2	Represents an award of Restricted Stock Units ("RSUs") granted on February 2, 2026. Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest in two annual installments, with 60% of the award vesting on February 13, 2027 and the remaining 40% vesting on February 13, 2028.