Live feed16:30:27·324dINSIDERFilingvia QuantisnowChief Financial Officer & CAO Rice Calvin sold $139,667 worth of shares (7,457 units at $18.73), decreasing direct ownership by 26% to 21,771 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.SPOK· Spok Holdings Inc.TelecommunicationsOriginal source