CANADA - 2025/05/11: In this photo illustration, the Rigetti Computing logo is seen displayed on a smartphone screen. (Photo Illustration by Thomas Fuller/SOPA Images/LightRocket via Getty Images)SOPA Images/LightRocket via Getty ImagesRigetti Computing stock (NASDAQ: RGTI) has experienced a significant downturn, falling 23% in less than a month — from $56 on October 15, 2025, to its current price of $43. This decline is part of a broader pullback across the quantum computing sector, which is correcting fol ...