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

Aug. 29, 2019 BO -15.09%
May 29, 2019 BO -26.46% Biggest DOWN
March 6, 2019 BO +20.37%
Nov. 29, 2018 BO +20.91%
Aug. 30, 2018 BO -17.15%
June 1, 2018 BO -8.72%
March 7, 2018 BO +11.90%
Nov. 17, 2017 BO +23.90% Biggest UP
Aug. 24, 2017 BO +17.06%
May 25, 2017 BO +8.99%
March 2, 2017 BO +13.94%
Nov. 18, 2016 BO -13.76%

Avg (+ or -) 16.52%
Bias 2.99%, positive bias on earnings.

With stock at 16.10 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 13.95 to 18.25
Based on AVERAGE one-day move over last 12 quarters: 13.44 to 18.76
sed on MAXIMUM one-day move over last 12 Q’s (26.5%): 11.84 to 20.36
Based on UP max only (+23.9%): 19.95

Open to requests for other symbols.