<SEC-DOCUMENT>0001104659-19-023105-index.html : 20190423
<SEC-HEADER>0001104659-19-023105.hdr.sgml : 20190423
<ACCEPTANCE-DATETIME>20190423163833
ACCESSION NUMBER:		0001104659-19-023105
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20190423
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20190423
DATE AS OF CHANGE:		20190423

FILER:

	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

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23125
		FILM NUMBER:		19761899

	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>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a19-8647_18k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a19-8647_18k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>a19-8647_1ex10d1.htm
<DESCRIPTION>EX-10.1
<TEXT>
Document 2 - file: a19-8647_1ex10d1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>a19-8647_1ex99d1.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 3 - file: a19-8647_1ex99d1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g86471kg03i001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g86471kg03i001.gif

</DOCUMENT>
</SEC-DOCUMENT>