OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

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

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

Q4 2018
Shares 4,600 Value ($000) $66 Avg Close $23.01 Range $13.20 - $34.66
Q3 2018
Shares 6 Value ($000) $0 Avg Close $32.65 Range $29.30 - $37.39
Q1 2018
Shares 2,507 Value ($000) $66 Avg Close $28.65 Range $23.65 - $34.72
Q4 2017
Shares 7,770 Value ($000) $220 Avg Close $24.24 Range $20.23 - $29.15
Q4 2015
Shares 9,272 Value ($000) $253 Avg Close $29.75 Range $24.24 - $33.14
Q3 2015
Shares 17,077 Value ($000) $446 Avg Close $29.60 Range $23.35 - $37.27
Q2 2015
Shares 13,010 Value ($000) $484 Avg Close $42.08 Range $36.30 - $48.16
Q1 2015
Shares 13,060 Value ($000) $519 Avg Close $42.31 Range $38.41 - $49.31
Q4 2014
Shares 1,301 Value ($000) $64 Avg Close $54.06 Range $41.51 - $62.34
Q3 2014
Shares 4,812 Value ($000) $298 Avg Close $62.75 Range $59.66 - $65.05
Q2 2014
Shares 2,872 Value ($000) $184 Avg Close $58.83 Range $53.39 - $65.77
Q1 2014
Shares 327 Value ($000) $32 Avg Close $55.40 Range $51.78 - $59.95
Q4 2013
Shares 12,481 Value ($000) $1,270 Avg Close $59.96 Range $55.90 - $64.94
Q3 2013
Shares 8,377 Value ($000) $867 Avg Close $54.60 Range $50.41 - $61.05
Q2 2013
Shares 44,113 Value ($000) $4,087 Avg Close $51.03 Range $40.78 - $59.14