This one-day volume growth resulted in a record-breaking increase of 245%, as compared to the 65-Day Volume Moving Average. SPOK's total volume now sits at 414.1K. The -0.11% price change was insignificant, leaving SPOK's price at $18.41. This volume move could indicate a change in trend, and may be a buy signal for investors. A.I.dvisor found 25 similar cases, 20 of which were successful. Based on this data, the odds of success are +80%.