ALLEGRO MICROSYSTEMS, INC. — Director's Dealing 2020

Nov 4, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALLEGRO MICROSYSTEMS, INC. (ALGM)
CIK: 0000866291
Period of Report: 2020-11-02

Reporting Person: Brown Christopher (See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-10-28	Common Stock	C	130097	—	Acquired	130097	Direct
2020-11-02	Common Stock	A	19286	$0.00	Acquired	149383	Direct
2020-11-02	Common Stock	A	48215	$0.00	Acquired	197597	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-05-26	Class L Common Stock	$	A	10000	Acquired		Common Stock ()	Direct
2020-10-28	Class L Common Stock	$	C	10000	Disposed		Common Stock ()	Direct

Footnotes

F1: As of the pricing of the Issuer's initial public offering on October 28, 2020, the Class L common stock held by the reporting person was automatically converted into and reclassified as an aggregate of 130,097 shares of common stock of the Issuer.

F2: Represents an award of Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest in four equal annual installments beginning on November 18, 2021.

F3: Represents an award of RSUs. Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest on November 18, 2023.