After betting big on Opendoor, Eric Jackson revealed a bullish bet on another stock this week. The hedge fund manager shared that his firm is long Better Home & Finances stock. The mortgage lending firm's stock has surged in two days since Jackson's call. The move: Better Home & Finance Holding Company shares surged for a second day on Tuesday, rising as much as 50%. Since Friday's close, shares are up as much as 120%. Year-to-date, Better stock has gained 680%. Why: On September 22, hedge fund m ...