[Robinhood: November Crypto Asset Notional Trading Volume Drops to $28.6 Billion] BlockBeats News, December 11, Robinhood Markets released its November monthly operating data, showing that crypto notional trading volume dropped to $28.6 billion (down 12% month-over-month, down 19% year-over-year), with $12 billion from the app, a year-over-year plunge of 66%. Bitstamp contributed $16.6 billion, a month-over-month decrease of 11%. In addition, the company's crypto DARTs remained flat compared to the previous month but have nearly halved year-over-year.