OSI SYSTEMS INC — Director's Dealing 2015

Sep 19, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OSI SYSTEMS INC (OSIS)
CIK: 0001039065
Period of Report: 2014-12-19

Reporting Person: Ong Chee Cheong Nicholas (Pres., Spacelabs Healthcare)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-12-19	Common Stock	P	1000	$71.70	Acquired	79529	Direct
2014-12-19	Common Stock	S	2000	$71.85	Disposed	77529	Direct
2014-12-24	Common Stock	S	1000	$72.20	Disposed	76529	Direct
2015-06-08	Common Stock	S	3826	$72.425	Disposed	72703	Direct
2015-08-07	Common Stock	P	1000	$67.00	Acquired	73703	Direct
2015-09-08	Common Stock	S	1000	$74.45	Disposed	72703	Direct
2015-09-17	Common Stock	S	1000	$78.63	Disposed	71703	Direct
2015-09-17	Common Stock	M	14000	$16.72	Acquired	85703	Direct
2015-09-17	Common Stock	M	8000	$10.96	Acquired	93703	Direct
2015-09-17	Common Stock	S	31710	$78.84	Disposed	61993	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-09-17	Option to Purchase Common Stock	$16.72	M	14000	Disposed	2018-02-07	Common Stock (14000)	Direct
2015-09-17	Option to Purchase Common Stock	$10.96	M	8000	Disposed	2018-11-13	Common Stock (8000)	Direct

Footnotes

F1: The reporting person's purchase of 1,000 shares of OSI Systems, Inc. common stock on December 19, 2014 reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934 with the reporting person's sale of 1,000 shares of OSI Systems, Inc. common stock at a price of $72.425 on June 8, 2015.

F2: The reporting person's purchase of 1,000 shares of OSI Systems, Inc. common stock on August 7, 2015 reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934 with the following sales of OSI Systems, Inc. common stock on September 17, 2015: 200 shares at a price of $78.94; 500 shares at a price of $78.96; 200 shares at a price of $79.05; and 100 shares at a price of $79.10.

F3: The reporting person has delivered payment to OSI Systems, Inc. in the amount of $12,713, representing the full amount of the profit realized in connection with the short-swing transactions.