SPLK NasdaqGS – NasdaqGS Real Time Price. Splunks stock jumps 8 on strong quarterly revenue guidance Initially jumped more than 8 in extended trading. Get the latest Splunk Inc SPLK real-time quote historical performance charts and other financial information to help you make more informed trading and. Analyst ratings historical stock prices earnings estimates actuals. SPLK stock quote history news and other vital information to help you with your stock trading and investing..