YELP earnings analysis

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

Nov. 7, 2019 AC +15.43%
Aug. 8, 2019 AC +5.20%
May 9, 2019 AC -14.37%
Feb. 13, 2019 AC -0.70%
Nov. 8, 2018 AC -26.59% Biggest DOWN
Aug. 8, 2018 AC +26.65%
May 10, 2018 AC -7.81%
Feb. 7, 2018 AC -14.04%
Nov. 1, 2017 AC -0.10%
Aug. 3, 2017 AC +27.66% Biggest UP
May 9, 2017 AC -18.35%
Feb. 9, 2017 AC -13.64%

Avg (+ or -) 14.21%
Bias -1.72%, slight negative bias on earnings.

With stock at 35.30 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 30.81 to 39.79
Based on AVERAGE one-day move over last 12 quarters: 30.28 to 40.32
Based on MAXIMUM one-day move over last 12 Q’s (27.7%): 25.54 to 45.06
Based on DOWN max only (-26.6%): 25.91

Open to requests for other symbols.