This one-day volume growth resulted in a record-breaking increase of 509%, as compared to the 65-Day Volume Moving Average. ZH's total volume now sits at 3M. The +2.30% price change was insignificant, leaving ZH's price at $5.79. This volume move could indicate a change in trend, and may be a buy signal for investors. A.I.dvisor found 13 similar cases, 11 of which were successful. Based on this data, the odds of success are +85%.