ALLEGRO MICROSYSTEMS, INC. — Director's Dealing 2021

Jul 6, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALLEGRO MICROSYSTEMS, INC. (ALGM)
CIK: 0000866291
Period of Report: 2021-07-01

Reporting Person: Vig Ravi (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-07-01	Common Stock	S	21176	$27.33	Disposed	1714628	Direct
2021-07-02	Common Stock	S	6800	$27.56	Disposed	1707828	Direct
2021-07-06	Common Stock	S	12024	$28.24	Disposed	1695804	Direct
2021-07-01	Common Stock	S	21042	$27.32	Disposed	452048	Indirect
2021-07-02	Common Stock	S	6800	$27.56	Disposed	445248	Indirect
2021-07-06	Common Stock	S	12158	$28.23	Disposed	433090	Indirect
2021-07-01	Common Stock	S	21094	$27.33	Disposed	451996	Indirect
2021-07-02	Common Stock	S	6820	$27.56	Disposed	445176	Indirect
2021-07-06	Common Stock	S	12086	$28.25	Disposed	433090	Indirect
2021-07-01	Common Stock	S	21029	$27.33	Disposed	452061	Indirect
2021-07-02	Common Stock	S	6800	$27.56	Disposed	445261	Indirect
2021-07-06	Common Stock	S	12171	$28.24	Disposed	433090	Indirect

Footnotes

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2021.

F2: The reported transaction involves sale transactions ranging from $27.09 to $27.67 per share. The weighted average price per share was $27.33. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F3: The reported transaction involves sale transactions ranging from $27.43 to $27.64 per share. The weighted average price per share was $27.56. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F4: The reported transaction involves sale transactions ranging from $27.57 to $28.79 per share. The weighted average price per share was $28.24. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F5: The reported transaction involves sale transactions ranging from $27.07 to $27.67 per share. The weighted average price per share was $27.32. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F6: The reported transaction involves sale transactions ranging from $27.47 to $27.64 per share. The weighted average price per share was $27.56. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F7: The reported transaction involves sale transactions ranging from $27.50 to $28.79 per share. The weighted average price per share was $28.23. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F8: The reported transaction involves sale transactions ranging from $27.10 to $27.67 per share. The weighted average price per share was $27.33. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F9: The reported transaction involves sale transactions ranging from $27.60 to $28.83 per share. The weighted average price per share was $28.25. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F10: The reported transaction involves sale transactions ranging from $27.41 to $27.64 per share. The weighted average price per share was $27.56. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F11: The reported transaction involves sale transactions ranging from $27.54 to $28.79 per share. The weighted average price per share was $28.24. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.