Why Did Rigetti Computing Stock Soar 18.3% Today?

Group 1 - Rigetti Computing's stock experienced a significant increase of 18.3%, attributed to a broader tech rally rather than company-specific news [1] - The company's market capitalization stands at $4.9 billion, with a current stock price of $17.66 [3][6] - Rigetti's stock performance is part of a recovery trend in the tech sector, following a decline of nearly 4.5% in the Nasdaq Composite over the previous four days [3] Group 2 - The quantum computing industry, including Rigetti, faces challenges regarding the timeline to commercial viability, which may be further away than current valuations suggest [8] - Rigetti's market cap implies that breakthrough success in quantum computing is expected within a few years, but there are indications that this may not be the case [8] Group 3 - Major tech companies are significantly increasing their capital expenditures, with projections for collective spending by hyperscalers to exceed $560 billion by 2026 [4]