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

May 7, 2020 AC +2.35%
Feb. 13, 2020 AC -3.47%
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

Avg (+ or -) 12.03%
Bias 0.85%, slightly positive bias on earnings.

With stock at 27.00 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 24.15 to 29.85 (+/- 10.6%)
Based on AVERAGE one-day move over last 12 quarters: 23.75 to 30.25
Based on MAXIMUM one-day move over last 12 Q’s (27.7%): 19.53 to 34.47
Based on DOWN max only (-26.6%): 19.82

Open to requests for other symbols.

#longstraddle