For the last three days, A.I.dvisor has detected that GPRE's AroonDown red line is above 70 while the AroonUp green line is below 30 for three straight days. This move could indicate a strong downtrend ahead for GPRE, and traders may view it as a Sell signal for the next month. Traders may consider selling the stock or exploring put options. A.I.dvisor backtested this indicator and found 232 similar cases, 205 of which were successful. Based on this data, the odds of success are 88%.