<SEC-DOCUMENT>0001567619-20-003134-index.html : 20200213
<SEC-HEADER>0001567619-20-003134.hdr.sgml : 20200213
<ACCEPTANCE-DATETIME>20200213102155
ACCESSION NUMBER:		0001567619-20-003134
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20200213
DATE AS OF CHANGE:		20200213

SUBJECT COMPANY:	

	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:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-53245
		FILM NUMBER:		20607525

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CREDIT SUISSE AG/
		CENTRAL INDEX KEY:			0000824468
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 900
		STREET 2:		FHLS
		CITY:			ZURICH
		STATE:			V8
		ZIP:			CH 8070
		BUSINESS PHONE:		41 1 212 16 16

	MAIL ADDRESS:	
		STREET 1:		PO BOX 900
		CITY:			ZURICH
		STATE:			V8
		ZIP:			CH 8070

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CREDIT SUISSE/
		DATE OF NAME CHANGE:	20050629

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CREDIT SUISSE FIRST BOSTON/
		DATE OF NAME CHANGE:	19970211

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CREDIT SUISSE
		DATE OF NAME CHANGE:	19921119
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>doc1.htm
<DESCRIPTION>NONE
<TEXT>
Document 1 - file: doc1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex99_1.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: ex99_1.htm

</DOCUMENT>
</SEC-DOCUMENT>