#Earnings $PINS reports tonight. Below are details on earnings one-day moves over its 3 quarters of existence.

Oct. 31, 2019 AC -17.02%
Aug. 1, 2019 AC +18.62%
May 16, 2019 AC -13.48%

Avg (+ or -) 16.37%
Bias -3.96%, negative bias on earnings.

With stock at 22.75 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 19.79 to 25.71
Based on AVERAGE one-day move over last 3 quarters: 19.03 to 26.47
Based on MAXIMUM one-day move over last 3 Q’s (18.6%): 18.51 to 26.99
Based on DOWN max only (-17.0%): 18.88

Open to requests for other symbols.