https://www.cnbc.com/2018/10/03/coinbase-valuation-shows-cryptocurrency-legitimacymichael-novogratz.html > The biggest U.S. cryptocurrency company has reportedly been valued at billions of dollars and that's a bullish sign for the industry's legitimacy, according to former Fortress hedge fund manager Michael Novogratz. > Coinbase is negotiating a deal with investment firm Tiger Global that would value it at about $8 billion, technology website Recode and Dow Jones reported Tuesday. The deal would make it one of the most highly valued U.S. start-ups.