<SEC-DOCUMENT>0001193125-20-282732-index.html : 20201030
<SEC-HEADER>0001193125-20-282732.hdr.sgml : 20201030
<ACCEPTANCE-DATETIME>20201030170412
ACCESSION NUMBER:		0001193125-20-282732
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		8
FILED AS OF DATE:		20201030
DATE AS OF CHANGE:		20201030
EFFECTIVENESS DATE:		20201030

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLEGRO MICROSYSTEMS, INC.
		CENTRAL INDEX KEY:			0000866291
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				462405937
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-249771
		FILM NUMBER:		201278103

	BUSINESS ADDRESS:	
		STREET 1:		955 PERIMETER ROAD
		CITY:			MANCHESTER
		STATE:			NH
		ZIP:			03103
		BUSINESS PHONE:		(603) 626-2300

	MAIL ADDRESS:	
		STREET 1:		955 PERIMETER ROAD
		CITY:			MANCHESTER
		STATE:			NH
		ZIP:			03103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLEGRO MICROSYSTEMS INC
		DATE OF NAME CHANGE:	19900730
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d35634ds8.htm
<DESCRIPTION>FORM S-8
<TEXT>
Document 1 - file: d35634ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d35634dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d35634dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d35634dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d35634dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>4
<FILENAME>d35634dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 4 - file: d35634dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>5
<FILENAME>d35634dex992.htm
<DESCRIPTION>EX-99.2
<TEXT>
Document 5 - file: d35634dex992.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>6
<FILENAME>d35634dex994.htm
<DESCRIPTION>EX-99.4
<TEXT>
Document 6 - file: d35634dex994.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>7
<FILENAME>d35634dex995.htm
<DESCRIPTION>EX-99.5
<TEXT>
Document 7 - file: d35634dex995.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g35634g1030151928749.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g35634g1030151928749.jpg

</DOCUMENT>
</SEC-DOCUMENT>