SIG earnings analysis

#Earnings $SIG reports tomorrow morning. Below are details on earnings one-day moves over the last 12 quarters.

Sept. 5, 2019 BO +26.88% Biggest UP
June 6, 2019 BO -1.23%
April 3, 2019 BO +0.54%
Dec. 6, 2018 BO -18.04%
Aug. 30, 2018 BO +23.84%
June 6, 2018 BO +18.39%
March 14, 2018 BO -20.22%
Nov. 21, 2017 BO -30.39% Biggest DOWN
Aug. 24, 2017 BO +16.66%
May 25, 2017 BO -7.75%
March 9, 2017 BO +8.72%
Nov. 22, 2016 BO +2.14%

Avg (+ or -) 14.57%
Bias 1.63%, positive bias on earnings.

With stock at 16.50 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 13.80 to 19.20
Based on AVERAGE one-day move over last 12 quarters: 14.10 to 18.90
sed on MAXIMUM one-day move over last 12 Q’s (30.4%): 11.49 to 21.51
Based on UP max only (26.9%): 20.94

Open to requests for other symbols.