 Shares of software maker Splunk SPLK, 2.36 rose sharply after hours on Wednesday after the company boosted its full-year outlook for profit, sales and cash flow, following cost cuts and third-quarter results that beat expectations. The company, whose software helps businesses track data, said it expected full-year sales of between 3.455 billion and 3.485 billion, up from a prior forecast for between 3.35 billion and 3.4 billion. 