SOUTHWEST GAS HLDGS INC

Ticker: SWX CUSIP: 844895102 Class: EQTY

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

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

Q1 2019

Shares 2,900 Value ($000) $239 Avg Close $79.96 Range $73.27 - $84.88

Q3 2018

Shares 34 Value ($000) $3 Avg Close $79.02 Range $74.78 - $83.20

Q2 2018

Shares 43 Value ($000) $3 Avg Close $73.00 Range $66.49 - $78.81

Q1 2018

Shares 34 Value ($000) $2 Avg Close $71.05 Range $62.54 - $81.19

Q4 2017

Shares 7,224 Value ($000) $581 Avg Close $81.18 Range $76.60 - $86.87

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	2,900	$239	$79.96	$73.27 - $84.88
Q3 2018	34	$3	$79.02	$74.78 - $83.20
Q2 2018	43	$3	$73.00	$66.49 - $78.81
Q1 2018	34	$2	$71.05	$62.54 - $81.19
Q4 2017	7,224	$581	$81.18	$76.60 - $86.87