Dick Costolo on takeaways from the Reddit-fueled market volatility

Dick Costolo, former Twitter CEO, joins 'Squawk Alley' to discuss the lessons retail investors, Wall Street, the SEC and Congress can learn from the Reddit-fueled trades last week as the GameStop's run seems to be coming to an end. He also discusses possible next steps for Robinhood.
Tue, Feb 2 202111:29 AM EST