#Earnings $SFIX reports tonight. Below are details on earnings one-day moves over the last 6 quarters, its entire history on the exchange.

March 11, 2019 AC +25.20%
Dec. 10, 2018 AC -20.90%
Oct. 1, 2018 AC -35.15% Biggest DOWN
June 7, 2018 AC +26.48% Biggest UP
March 12, 2018 AC -3.60%
Dec. 19, 2017 AC -9.77%

Avg (+ or -) 20.18%
Bias -2.96%, slightly negative bias on earnings.

With stock at 23.50 the data suggests these ranges:
Based on current IV (expected move into Friday per TOS): 19.80 to 27.20
Based on AVERAGE move over last 12 quarters: 18.76 to 28.24
Based on MAXIMUM move over last 12 Q’s (35.2%): 15.24 to 31.76
Based on UP Max only (+26.5%): 29.72

Open to requests for other symbols.