Earlier quoted context omitted.
No, they didn't. It was more of a "non-denial". > Robinhood also earns money from rebates its gets for directing its order flow to broker dealers, though Bhatt insists “We do not sell data to anyone. We have never sold data to anyone. We just do not do that.” There have been misconceptions that Robinhood sells high-frequency traders its data to help them trade against the startup’s customers. But Bhatt says “The rule…
How would that not directly contradict "We do not sell data to anyone." ?
So they're selling some data (as opposed to running directly on an exchange, without any intermediaries). Or maybe not "selling" in the strict sense (I give you data, you give me money), but in an indirect way (I give you data, and you give me discount on your other services).