The appliance retailer has exhibited record-breaking volumes the past 5 days, with an average daily volume spike of 100% above the expected 65-day average. The +0.02% price change was insignificant, leaving ROCK's price at $44.2. This volume move could indicate a change in trend, and may be a buy signal for investors. A.I.dvisor found 22 similar cases, 13 of which were successful. Based on this data, the odds of success are +59%.