Solid Power, Inc. — the solid-state battery developer that completed its business combination with Decarbonization Plus Acquisition Corporation IV (DCRC) — filed an 8-K on May 7, 2026, bearing accession number 0001104659-26-056584. DCRC was a clean-energy-focused SPAC that conducted its IPO in 2021, sponsored by the Decarbonization Plus team with institutional backing from Riverstone Holdings. Solid Power operates in the electric vehicle battery sector, developing next-generation solid-state cell technology in collaboration with major automotive manufacturers. The May 2026 filing reflects the company's ongoing public-reporting obligations following its SPAC-enabled market debut. Sign up on SpacDesk for full filing data, sponsor profiles, and real-time SPAC analytics across hundreds of transactions.