Provided by Dow Jones Crypto Exchange FTX Valued at $18 Billion in Funding Round Cryptocurrency exchange FTX has raised money at an $18 billion valuation, a deal that shows investors' enthusiasm for digital currencies even after a crash that erased half of bitcoin's value over the past three months. FTX raised $900 million in a new funding round that closed Tuesday. Participants in the round included Japanese technology investor SoftBank Group Corp., Silicon Valley venture-capital firm Sequoia Capital and Third Point, the hedge fund led by billionaire Daniel Loeb, F...