X0306 4 2019-11-13 0001692115 Southwest Gas Holdings, Inc. SWX 0001186736 BOUGHNER ROBERT L 5241 SPRING MOUNTAIN ROAD LAS VEGAS NV 89150-0002 1 Common Stock 2019-06-03 5 A 0 159.1785 86.5200 A 38429.0744 D Common Stock 2019-09-03 5 A 0 151.4962 91.4800 A 38580.5706 D Common Stock 2019-11-13 4 P 0 5000.0000 76.4873 A 43580.5706 D The price reported in column 4 is a weighted average price. These shares were purchased in multiple lots at prices ranging from $76.42 to $76.4995, inclusive Amounts voluntarily reported were acquired through exempt dividend reinvestment transactions. Thomas E. Moran, POA 2019-11-13