This four-day volume growth resulted in a record-breaking increase of 133%, as compared to the 65-Day Volume Moving Average. CNA's total volume now sits at 781.7K. The +3.96% price change was insignificant, leaving CNA's price at $48.69. 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%.