Rigetti Computing, Inc. (Nasdaq: RGTI) is a quantum computing company that entered the public markets through a business combination with Supernova Partners Acquisition Company II, Ltd., sponsored by Supernova Partners, which closed in March 2022. Founded by Chad Rigetti, the company designs and manufactures superconducting quantum processors and provides cloud-based quantum computing services through its Quantum Cloud Services platform, operating within the quantum computing segment of the broader technology sector. The company filed an 8-K current report with the Securities and Exchange Commission on September 8, 2026. For full filing history, deal analytics, and real-time SPAC intelligence on Rigetti and hundreds of other issuers, sign up for SpacDesk.