Copper prices climbed 1.3% on the London Metal Exchange (LME) to $13,753 a ton by 12:19 p.m. local time, leading a broader rally in base metals as traders digested the Federal Reserve’s decision to leave interest rates unchanged.

The move reflects a dual driver: persistent physical supply tightness and a reassessment of the monetary policy path following the central bank's latest meeting.

3% and 0.6% respectively, indicating broad-based strength across the industrial complex.

Aluminium and zinc also posted gains, rising 0.3% and 0.6% respectively, indicating broad-based strength across the industrial complex.

The rally in copper, often viewed as a barometer for global economic health, suggests that investors are increasingly focused on structural supply deficits rather than near-term demand headwinds.

The price action underscores how base metals are decoupling from traditional rate-sensitive narratives, with supply-side constraints providing a floor for prices even as monetary policy remains restrictive.

The Federal Reserve’s decision to hold rates steady provided a backdrop for risk-on sentiment, allowing traders to pivot toward commodities with strong fundamental support.