OSI SYSTEMS INC

Ticker: OSIS CUSIP: 671044105 Class: EQTY

Spark Investment Management LLC's Holding History (CIK: 0001554871)

Note: Option positions (PUT/CALL) are excluded.

Q3 2018

Shares 70,800 Value ($000) $5,402 Avg Close $77.62 Range $73.70 - $82.94

Q2 2018

Shares 70,800 Value ($000) $5,474 Avg Close $69.82 Range $61.72 - $80.19

Q1 2018

Shares 70,800 Value ($000) $4,621 Avg Close $64.89 Range $50.50 - $73.28

Q4 2017

Shares 80,300 Value ($000) $5,169 Avg Close $84.03 Range $53.80 - $96.64

Q3 2016

Shares 13,800 Value ($000) $902 Avg Close $63.03 Range $55.76 - $69.49

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	70,800	$5,402	$77.62	$73.70 - $82.94
Q2 2018	70,800	$5,474	$69.82	$61.72 - $80.19
Q1 2018	70,800	$4,621	$64.89	$50.50 - $73.28
Q4 2017	80,300	$5,169	$84.03	$53.80 - $96.64
Q3 2016	13,800	$902	$63.03	$55.76 - $69.49