Power Semis Soar Monday: Wolfspeed, STMicro and On Semiconductor Rally on Vera Rubin Ramp Signals

Power semiconductor stocks like Wolfspeed, STMicroelectronics, and ON Semiconductor saw significant gains following a Mizuho research note. The note flagged a stronger and faster ramp for NVIDIA's Vera Rubin platform, particularly led by xAI and Meta starting Q4 2026. This improved outlook on the Vera Rubin ramp dispelled previous concerns about delays, leading to increased investor confidence in power semiconductor demand, as the content per rack is expected to rise substantially.