On September 25, 2025, prior to the market opening, stocks of US companies operating in the nuclear power and quantum computing sectors experienced a collective downturn. Notably, OKLO's stock price took a significant hit, plunging nearly 10%. Meanwhile, NANO Nuclear Energy and Energy Fuels also saw their stock values decline by more than 5%. Other companies in these sectors, including RGTI, QUBT, QBTS, IONQ, Quantum, LAES, and several others, all witnessed their stock prices drop by over 4%.