Ravi Vig - 02 Nov 2021 Form 4 Insider Report for ALLEGRO MICROSYSTEMS, INC. (ALGM)

Role: President and CEO, Director
Signature: /s/ Christopher E. Brown, Attorney-in-Fact for Ravi Vig
Issuer symbol: ALGM
Transactions as of: 02 Nov 2021
Net transactions value: -$8,456,951
Form type: 4
Filing time: 04 Nov 2021, 16:48:51 UTC
Previous filing: 02 Sep 2021
Next filing: 23 Nov 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALGM	Common Stock	Sale	$1,312,281	-41,993	-2.6%	$31.25	1,573,811	02 Nov 2021	Direct	F1, F2
transaction	ALGM	Common Stock	Sale	$1,517,501	-48,007	-3.1%	$31.61	1,525,804	03 Nov 2021	Direct	F1, F3
transaction	ALGM	Common Stock	Sale	$1,310,719	-41,943	-12%	$31.25	311,147	02 Nov 2021	By Trust for Child 1	F4, F5
transaction	ALGM	Common Stock	Sale	$565,004	-18,057	-5.8%	$31.29	293,090	03 Nov 2021	By Trust for Child 1	F4, F6
transaction	ALGM	Common Stock	Sale	$1,308,438	-41,870	-12%	$31.25	311,220	02 Nov 2021	By Trust for Child 2	F4, F7
transaction	ALGM	Common Stock	Sale	$567,288	-18,130	-5.8%	$31.29	293,090	03 Nov 2021	By Trust for Child 2	F4, F8
transaction	ALGM	Common Stock	Sale	$1,311,500	-41,968	-12%	$31.25	311,122	02 Nov 2021	By Trust for Child 3	F4, F9
transaction	ALGM	Common Stock	Sale	$564,221	-18,032	-5.8%	$31.29	293,090	03 Nov 2021	By Trust for Child 3	F4, F10

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

Explanation of Responses:

Id	Content
F1	The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 2, 2021.
F2	The reported transaction involves sale transactions ranging from $30.84 to $31.52 per share. The weighted average price per share was $31.25. 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.
F3	The reported transaction involves sale transactions ranging from $30.77 to $31.94 per share. The weighted average price per share was $31.61. 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 sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 3, 2021.
F5	The reported transaction involves sale transactions ranging from $30.91 to $31.52 per share. The weighted average price per share was $31.25. 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.
F6	The reported transaction involves sale transactions ranging from $30.77 to $31.64 per share. The weighted average price per share was $31.29. 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 $30.84 to $31.53 per share. The weighted average price per share was $31.25. 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.
F8	The reported transaction involves sale transactions ranging from $30.78 to $31.60 per share. The weighted average price per share was $31.29. 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 $30.86 to $31.52 per share. The weighted average price per share was $31.25. 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 $30.76 to $31.64 per share. The weighted average price per share was $31.29. 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.