Exhibit 99.1 Rigetti Computing Reports First Quarter 2024 Financial Results BERKELEY, Calif., May 9, 2024 (GLOBE NEWSWIRE) -- Rigetti Computing, Inc. (Nasdaq: RGTI) (“Rigetti” or the “Company”), a pioneer in full-stack quantum-classical computing, today announced its financial results for the first quarter ended March 31, 2024. First Quarter 2024 Financial Highlights ● Total revenues for the three months ended March 31, 2024 were $3.1 million ● Total operating expenses for the three months ended March 31, 2 ...