They put excess money from brokerage accounts in treasury bonds (And get to keep the returns from that) in addition to robinhood gold. I suspect much of their m

They put excess money from brokerage accounts in treasury bonds (And get to keep the returns from that) in addition to robinhood gold. I suspect much of their money is made my selling their order flow to big banks along with robinhood gold. This also makes it much easier for them to hawk their brokerage services to those who already have money in their checking accounts.