https://www.cnbc.com/2017/09/12/jpmorgan-ceo-jamie-dimon-raises-flag-on-trading-revenue-sees-20-percent-fall-for-the-third-quarter.html

JPMorgan Chase CEO Jamie Dimon took a shot at bitcoin, saying the cryptocurrency "is a fraud."

"It's just not a real thing, eventually it will be closed," Dimon said Tuesday at the Delivering Alpha conference presented by CNBC and Institutional Investor.