China tightens rare earth export controls — what it means for US markets (Oct 9, 2025). Reuters reports Beijing will further restrict rare earth processing technology and limit licences to overseas defence and advanced semiconductor users.

Winners

Group: US rare earth mining and processing

Reason: Scarcity premium and US policy support increase pricing power and funding for domestic supply chains.

MP Materials ($MP) - primary US rare earth miner with Nevada asset and Texas processing.

Energy Fuels ($UUUU) - operates US separation capacity tied to rare earth oxides.

Group: Advanced materials and components made in the US

Reason: Substitution and reshoring boost orders for domestic specialty alloys and engineered materials used across defence and electronics.

Materion ($MTRN) - s ...