This one-day volume growth resulted in a record-breaking increase of 2,207%, as compared to the 65-Day Volume Moving Average. PRPH's total volume now sits at 63.8M. The +5.23% price change was insignificant, leaving PRPH's price at $0.35. This volume move could indicate a change in trend, and may be a buy signal for investors. A.I.dvisor found 90 similar cases, 74 of which were successful. Based on this data, the odds of success are +82%.