According to @StockMKTNewz on X, Robinhood HOOD said more than 1 million customers have now traded prediction markets on its platform (source: @StockMKTNewz). The update references a post by Robinhood executive @JBMackenzie_ highlighting the milestone, and the cited posts did not disclose additional figures such as trading volumes, fees, or revenue (sources: @StockMKTNewz, @JBMackenzie_).