ALLEGRO MICROSYSTEMS, INC. — Director's Dealing 2026

Feb 18, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALLEGRO MICROSYSTEMS, INC. (ALGM)
CIK: 0000866291
Period of Report: 2026-02-13

Reporting Person: Briansky Sharon (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-13	Common Stock	F	8991	$42.38	Disposed	112272	Direct
2026-02-17	Common Stock	S	9258	$41.56	Disposed	103014	Direct

Footnotes

F1: Represents shares withheld to cover taxes due upon the vesting of restricted stock units that were previously granted by the Issuer.

F2: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025. Details regarding the Reporting Person's trading plan were reported in Part II, Item 5 of the Issuer's Quarterly Report on Form 10-Q for the period ending September 26, 2025, filed with the SEC on October 31, 2025.