Retail brokerage stocks are rallying midday Wednesday as Bitcoin (CRYPTO:BTC) surges and two separate company stories converge on the same crypto catalyst. Webull (NASDAQ:BULL | BULL Price Prediction) shares are up 7% to $8.49 ahead of the company’s Q2 2026 earnings report after the close, while Robinhood Markets (NASDAQ:HOOD) shares are climbing 7% to $98.45…