SEC filing shows Robinhood has $11.6 billion of crypt0 under custody by the end of Q1... 17% of total revenue came from crypt0 in Q1.. 34% of total crypt0 revenue in Q1 came from trading D0gec0in
Source: https://www.sec.gov/Archives/edgar/data/0001783879/000162828021013318/robinhoods-1.htm