#Earnings $EW reports tonight. Below are details on earnings one-day moves over the last 12 quarters.

Bought to Open $EW Apr26/May03 180 #DoubleCalendar for 1.03. This one has a good risk profile and has been a winner for me two quarters in a row.

Jan. 31, 2019 AC -1.00%
Oct. 23, 2018 AC -5.35%
July 26, 2018 AC -8.50%
April 24, 2018 AC -3.82%
Feb. 1, 2018 AC +3.81%
Oct. 24, 2017 AC -9.55%
July 26, 2017 AC +0.64%
April 25, 2017 AC +10.49% Biggest UP
Feb. 1, 2017 AC -8.45%
Oct. 25, 2016 AC -17.09% Biggest DOWN
July 26, 2016 AC +5.62%
April 26, 2016 AC +0.08%

Avg (+ or -) 6.20%
Bias -2.76%, negative bias on earnings.

With stock at 182.00 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 172.02 to 191.98
Based on AVERAGE move over last 12 quarters: 170.72 to 193.28
Based on MAXIMUM move over last 12 Q’s (17.1%): 150.90 to 213.10
Based on UP max only (10.5%): 201.09

Open to requests for other symbols.