Alcoa (AA) was down about 3% in Friday trading after its Q1 2026 report showed a profitability improvement but still came in below Wall Street expectations for both EPS and revenue, triggering a post-results reset in the shares. The market reaction follows an initial move lower after the release as investors focused on the miss rather than the quarter’s operational improvements.

The quarter featured stronger segment profitability, with notable improvement in the Aluminum segment’s adjusted EBITDA versus the prior quarter, but the overall headline miss outweighed that progress for many traders. Investors also continued to weigh the company’s cost outlook and operational factors tied to the San Ciprián restart, which management has flagged as a swing factor for near-term shipments, costs, and working capital dynamics.

AA’s earnings sensitivity to aluminum prices can amplify moves when the metal is volatile. After aluminum recently hit multi-year highs, prices have shown signs of short-term cooling in the days around the report, which can reduce the urgency to own upstream producers into the next session and contributes to profit-taking after strong prior performance.