OSI SYSTEMS INC

Ticker: OSIS CUSIP: 671044105 Class: EQTY

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q1 2020
Shares 6,853 Value ($000) $472 Avg Close $85.46 Range $49.96 - $102.61
Q2 2019
Shares 802 Value ($000) $90 Avg Close $100.77 Range $85.22 - $114.42
Q1 2019
Shares 1,900 Value ($000) $166 Avg Close $83.70 Range $70.22 - $91.19
Q3 2018
Shares 556 Value ($000) $42 Avg Close $77.62 Range $73.70 - $82.94
Q4 2017
Shares 2,646 Value ($000) $170 Avg Close $84.03 Range $53.80 - $96.64
Q2 2017
Shares 1,673 Value ($000) $126 Avg Close $75.70 Range $69.08 - $82.26
Q1 2017
Shares 3,387 Value ($000) $247 Avg Close $74.27 Range $69.45 - $81.55
Q1 2016
Shares 1,563 Value ($000) $102 Avg Close $66.19 Range $48.19 - $88.33
Q4 2015
Shares 50 Value ($000) $4 Avg Close $87.50 Range $75.60 - $96.75
Q3 2015
Shares 241 Value ($000) $19 Avg Close $72.21 Range $66.94 - $79.28
Q1 2015
Shares 144 Value ($000) $11 Avg Close $71.68 Range $66.90 - $75.00
Q4 2014
Shares 23 Value ($000) $2 Avg Close $68.20 Range $58.54 - $74.79
Q3 2014
Shares 880 Value ($000) $56 Avg Close $66.39 Range $62.10 - $70.27
Q2 2014
Shares 1,366 Value ($000) $91 Avg Close $59.67 Range $52.68 - $67.44
Q1 2014
Shares 756 Value ($000) $45 Avg Close $59.85 Range $51.85 - $66.78
Q4 2013
Shares 678 Value ($000) $36 Avg Close $68.42 Range $39.00 - $78.50
Q3 2013
Shares 276 Value ($000) $21 Avg Close $71.00 Range $63.20 - $76.25
Q2 2013
Shares 877 Value ($000) $56 Avg Close $58.30 Range $48.10 - $67.50