智通财经网·2025-10-10 14:00Core Viewpoint - The surge in U.S. rare earth stocks is driven by China's recent announcements regarding stricter export controls on rare earth-related items and technologies, highlighting China's dominant position in the global rare earth supply chain [1] Group 1: Market Reaction - U.S. rare earth stocks experienced significant gains, with Critical Metals (CRML.US) rising over 14%, United States Antimony (UAMY.US) up 9%, Energy Fuels (UUUU.US) increasing over 6%, MP Materials (MP.US) gaining over 4%, and American Resources (AREC.US) climbing over 2% [1] Group 2: China's Dominance in Rare Earths - China holds a dominant position in the global rare earth supply chain, with 48% of the world's rare earth reserves, amounting to 44 million tons out of a total of 90 million tons [1] - In 2024, China's contribution to global rare earth production is projected to be 69%, with an output of 270,000 tons out of a total of 390,000 tons [1] - China controls over 90% of rare earth smelting and separation technology, achieving a purity level of 99.99%, which is a significant shortcoming for Europe and the U.S. [1]