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

Nov. 4, 2019 AC -20.63% Biggest DOWN
Aug. 5, 2019 AC +18.24% Biggest UP
May 2, 2019 AC -4.30%
Feb. 25, 2019 AC +0.42%
Nov. 1, 2018 AC -13.88%
Aug. 2, 2018 AC -11.88%
May 3, 2018 AC +18.01%
Feb. 15, 2018 AC -7.71%
Nov. 1, 2017 AC -3.36%
Aug. 3, 2017 AC -5.45%
May 4, 2017 AC +9.20%
March 1, 2017 AC -2.63%

Avg (+ or -) 9.64%
Bias -2.00%, negative bias on earnings.

With stock at 74.00 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 63.23 to 84.77
Based on AVERAGE one-day move over last 12 quarters: 66.86 to 81.14
Based on MAXIMUM one-day move over last 12 Q’s (20.6%): 58.73 to 89.27
Based on UP max only (+18.2%): 87.50

Note: FIVE-day max moves are -26.30% and +25.21%. In most cases, SHAK continued in the same direction in the days following earnings.

Open to requests for other symbols.