Vicor's accelerating business and operating leverage make it look like an incredible winner. Revenue and operating margins jumped in the latest quarter; CEO Patrizio Vinciarelli said two additional sites would enable nearly 5x Fab-1's capacity across three fabs, citing demand and industry trends. But QQQ could fall to 660 before a meaningful bounce, so Vicor is not a buy in this tape. x.com x.comÂ

