Freeport’s Grasberg copper mill reaches 67% after last year's mudslide
Freeport-McMoRan (FCX) reported Grasberg copper-gold complex at 67% capacity post-mudslide, aiming for 80% by mid-2027. BMO rates FCX outperform with $85 target. Q3 copper/gold production met expectations; copper sales forecast unchanged. Unit costs rose to $2.10/lb, offset by higher copper prices.
How this was made

The 30-second read
Why it matters
The 67% milling rate signals a faster recovery than analysts expected, prompting a share price gain and an upgrade from BMO with a higher price target.
Market read
The operational recovery at Grasberg directly improves FCX's near‑term earnings outlook and influences copper market dynamics.
What to watch
Higher unit cash costs ($2.10/lb) and delayed gold sales may offset some benefits of increased copper output.
Background
Freeport-McMoRan's Grasberg complex is a key source of its copper and gold production; a 2025 mudslide halted operations, and the company has been rebuilding capacity.
Ticker impact
Freeport-McMoRan reported its Grasberg mill operating at 67% of capacity in Q3, up from the mudslide shutdown, and expects near‑full production by end of next year, driving a 3.6% share rise.
likely upside as analysts upgrade and the market prices in higher future cash flow
The disclosed capacity increase and guidance lift are new, material operational data that directly affect earnings outlook.
Market effects
Improved copper supply from Grasberg may ease global copper deficit concerns, supporting broader mining sector sentiment.
Positive for Indonesian mining and related logistics providers.
Reinforces bullish view on copper commodities amid ongoing supply constraints.
Counterpoint
If the ramp‑up faces further operational delays or cost overruns, the upside could be limited.
Key entities
- companyFreeport-McMoRan
US‑listed mining company (NYSE: FCX) operating the Grasberg copper‑gold complex in Indonesia.
- analystBMO Capital Markets
Provided the upgrade and $85 price target based on the production recovery.

