The appliance retailer has exhibited record-breaking volumes the past 8 days, with an average daily volume spike of 212% above the expected 65-day average. The +1.35% price change was insignificant, leaving COLB's price at $26.9. This volume move could indicate a change in trend, and may be a buy signal for investors. A.I.dvisor found 28 similar cases, 26 of which were successful. Based on this data, the odds of success are +90%.