Key Takeaways SOFI is showing operating leverage as revenue growth outpaces expenses.SoFi's revenue mix is improving as fee-based and cross-sold services reduce dependence on lending spreads.SoFi's revenue mix is improving as fee-based and cross-sold services reduce dependence on lending spreads.SoFi Technologies (SOFI) is entering a different phase of its lifecycle, where operating leverage is becoming a visible driver of the story. The company spent years investing heavily in product breadth, regulatory i ...