CSG SYS INTL INC

Ticker: CSGS CUSIP: 126349109 Class: EQTY

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

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

Q4 2017

Shares 5,124 Value ($000) $225 Avg Close $36.41 Range $33.47 - $39.11

Q2 2017

Shares 88 Value ($000) $4 Avg Close $32.80 Range $29.60 - $35.43

Q1 2017

Shares 2,244 Value ($000) $85 Avg Close $35.24 Range $30.52 - $42.62

Q4 2016

Shares 2,025 Value ($000) $98 Avg Close $35.62 Range $30.03 - $41.38

Q3 2016

Shares 715 Value ($000) $30 Avg Close $34.53 Range $32.41 - $36.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	5,124	$225	$36.41	$33.47 - $39.11
Q2 2017	88	$4	$32.80	$29.60 - $35.43
Q1 2017	2,244	$85	$35.24	$30.52 - $42.62
Q4 2016	2,025	$98	$35.62	$30.03 - $41.38
Q3 2016	715	$30	$34.53	$32.41 - $36.84