01:58 PM EST, 11/11/2025 (MT Newswires) -- Century Aluminum ( CENX ) shares slumped 13% in recent trading Tuesday, marking their sharpest decline in seven months, after top investor Glencore sold 9 million shares in a $276 million block trade, Bloomberg reported, citing people familiar with the matter.

The shares were sold at $30.65 each, about 5% below Monday's close, trimming Glencore's stake by 9.6%. Glencore was Century's largest shareholder, holding around 40 million shares, or roughly 43%, before the sale, Bloomberg said.

Century Aluminum ( CENX ) didn't immediately respond to a request for comment from MT Newswires.

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Price: 28.10, Change: -4.22, Percent Change: -13.05