OSI SYSTEMS INC — Director's Dealing 2011

Feb 1, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OSI SYSTEMS INC (OSIS)
CIK: 0001039065
Period of Report: 2011-01-31

Reporting Person: CHOPRA DEEPAK (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-01-31	Common Stock	S	5000	$37.5903	Disposed	25000	Indirect
2011-01-31	Common Stock	S	5000	$37.7163	Disposed	65000	Indirect

Footnotes

F1: Shares owned by Chandini Chopra trust. Mr. Chopra is the co trustee of such trust.

F2: Shares owned by Deepika Chopra trust. Mr. Chopra is the co trustee of such trust.