Fluor Corporation ( FLR - Free Report ) rose 3.96% during the trading session on Dec 14 and 1.11% in the after-hours trading session after the company's NuScale Power, LLC entered into a merger agreement with Spring Valley Acquisition Corp., by which its nuclear energy unit can go public. The deal is expected to close in first-half 2022, subject to customary closing conditions. With the closure of this deal with Spring Valley, a special purpose acquisition company or SPAC company, Fluor expects to control 60% of the combined company. The new company will be named NuScale Power Corporation, marking the first and the only publicly-traded company with a focus on the development of advanced small modular nuclear reactor or SMR technology. Notably, it will list on the Nasdaq under the ticker symbol "SMR". Fluor highlighted that the deal with Spring Valley would provide NuScale with $413 million in gross proceeds.