United States Antimony is trading 5.9% down now at $4.86; the catalyst remains unclear.
- No new company-specific announcement dated August 28, 2026, was identified.
- The latest company updates were the August 25 mining announcement and August 19 buyback authorization.
- Broader markets were nearly flat: the S&P 500 fell 0.08% and Nasdaq fell 0.26%, offering no clear macro explanation.