United States Antimony NYSE: UAMY reported nearly flat first-quarter sales but a wider loss as management said the company is absorbing higher costs tied to an expected production ramp-up and a broader push into critical minerals beyond antimony.Senior Vice President and Chief Financial Officer Rick Isaak said first-quarter 2026 sales were $6.8 million, compared with $7 million in the prior-year quarter. Antimony segment sales declined 2%, while zeolite segment sales fell 7%.Gross profit decreased by $1.3 m ...