NEW YORK–(BUSINESS WIRE)–Rosen Law Firm, a global investor rights law firm, announces a class action lawsuit on behalf of purchasers of securities of NuScale Power Corporation (NYSE: SMR) between February 27, 2026 and September 10, 2026. NuScale describes itself as a company that “purports to redefine nuclear power through the development of proprietary small module reactors (“SMRs”) and associated technology that purportedly will deliver safe, scalable, cost-effective, and reliable carbon-fre