<SEC-DOCUMENT>9999999995-20-003009.txt : 20201029
<SEC-HEADER>9999999995-20-003009.hdr.sgml : 20201029
<ACCEPTANCE-DATETIME>20201029001539
ACCESSION NUMBER:		9999999995-20-003009
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20201028
DATE AS OF CHANGE:		20201029
EFFECTIVENESS DATE:		20201028

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:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-249348
		FILM NUMBER:		201270287

	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>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

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    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2020-10-28</finalEffectivenessDispDate>
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            <cik>0000866291</cik>
            <entityName>ALLEGRO MICROSYSTEMS, INC.</entityName>
            <fileNumber>333-249348</fileNumber>
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