The QuantumScape stock price has suffered a harsh reversal in the past few days as it plunged by ~40% from its highest point this year. It was trading at $11.20, down from the year-to-date high of$19. Still, the QS stock is up by 115% this year, bringing its market capitalization to over $6.7 billion. So, is this a good stock to buy in 2026 as the short interest hits 10%? Why QuantumScape stock price jumped Copy link to section The QS stock price jumped this year after the company announced a new approach ...