Five9 Stock Down 4.6%Five9 stock traded down $1.35 during trading hours on Thursday, hitting $28.25. Also, President Andy Dignan sold 8,203 shares of Five9 stock in a transaction that occurred on Thursday, June 4th. Following the completion of the sale, the president owned 278,760 shares of the company’s stock, valued at $6,902,097.60. Mercer Global Advisors Inc. ADV purchased a new position in Five9 during the 4th quarter valued at $312,000. Finally, VARCOV Co. bought a new stake in Five9 during the 4th quarter valued at $300,000.