<SEC-DOCUMENT>0001104659-21-090804-index.html : 20210709
<SEC-HEADER>0001104659-21-090804.hdr.sgml : 20210709
<ACCEPTANCE-DATETIME>20210709213136
ACCESSION NUMBER:		0001104659-21-090804
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210708
FILED AS OF DATE:		20210709
DATE AS OF CHANGE:		20210709

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ALIABADI MANOOCHER M
		CENTRAL INDEX KEY:			0001047062

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23125
		FILM NUMBER:		211084093

	MAIL ADDRESS:	
		STREET 2:		12525 CHADRON AVE
		CITY:			HAWTHORNE
		STATE:			CA
		ZIP:			90250

	FORMER NAME:	
		FORMER CONFORMED NAME:	ALIABADI MANOOCHER
		DATE OF NAME CHANGE:	19970930

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OSI SYSTEMS INC
		CENTRAL INDEX KEY:			0001039065
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				330238801
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		12525 CHADRON AVE
		CITY:			HAWTHORNE
		STATE:			CA
		ZIP:			90250
		BUSINESS PHONE:		3109780516

	MAIL ADDRESS:	
		STREET 1:		12525 CHADRON AVENUE
		CITY:			HAWTHORNE
		STATE:			CA
		ZIP:			90250
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>tm2121298-20_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2121298-20_4seq1.html

Document 1 - RAW XML: tm2121298-20_4seq1.xml

</DOCUMENT>
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