Q&A with Robinhood CEO Vlad Tenev about the meme-stock craze, launching in the UK and EU, becoming customers' primary financial institution, and more (Liz Hoffman/Semafor)

Liz Hoffman / Semafor:

Q&A with Robinhood CEO Vlad Tenev about the meme-stock craze, launching in the UK and EU, becoming customers’ primary financial institution, and more  —  On The Record  —  Three years ago, an army of bored, stimulus-rich day traders upended the stock market.