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

Oct. 24, 2018 AC +5.84%
July 19, 2018 AC +1.79%
April 26, 2018 AC +1.65%
Jan. 31, 2018 AC -0.78%
Oct. 26, 2017 AC +6.41% Biggest UP
July 20, 2017 AC -0.57%
April 27, 2017 AC +0.27%
Jan. 26, 2017 AC +2.34%
Oct. 20, 2016 AC +4.20%
July 19, 2016 AC +5.31%
April 21, 2016 AC -7.17% Biggest DOWN
Jan. 28, 2016 AC +5.82%

Avg (+ or -) 3.51%
Bias 2.09%, strong positive bias on earnings.

With stock at 105.90 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 101.22 to 110.58
Based on AVERAGE move over last 12 quarters: 102.18 to 109.62
Based on MAXIMUM move over last 12 Q’s (7.2%): 98.31 to 113.49

Open for requests on other symbols.