Blackstone and Vista Equity Partners to acquire software maker Smartsheet for $8.4 billion CNBCThis NYC Hedge Fund Will Reap A $90 Million Profit In The $8.4 Billion Smartsheet Deal ForbesBlackstone, Vista Reach $8.4 Billion Deal to Buy Smartsheet BloombergVista, Blackstone Sweeten Debt Terms for Smartsheet Buyout Yahoo FinanceExclusive: Vista, Blackstone nearing $8-billion deal to buy Smartsheet, sources say Reuters