#Earnings $WB reports tomorrow morning. Below are details on earnings 1-day moves over the last 12 quarters.

Aug. 8, 2018 BO -4.04%
May 9, 2018 BO -14.19%
Feb. 13, 2018 BO 9.59%
Nov. 7, 2017 BO 0.07%
Aug. 9, 2017 BO 1.12%
May 16, 2017 BO 24.96% Biggest UP
Feb. 22, 2017 AC -16.01% Biggest DOWN
Nov. 21, 2016 AC 7.34%
Aug. 8, 2016 AC 12.48%
May 11, 2016 AC -1.12%
March 2, 2016 AC 9.48%
Nov. 18, 2015 AC 1.98%

Avg (+ or -) 8.53%
Bias 2.64%, positive bias on earnings.

With stock at 59.00 the data suggests these ranges.
Based on current IV (expected move per TOS): 52.46 to 65.54
Based on AVERAGE move over last 12 quarters: 53.97 to 64.03
Based on MAXIMUM move over last 12 Q’s (25.0%): 44.27 to 73.73

Open for requests on other symbols.