Ero Copper is trading at $36.19, a -4.44% move, amid broader risk-off pressure following President Trump’s rejection of Iran’s proposal.

  • No clear company-specific announcement explains the September 28 decline; Bank of America’s September 25 stake purchase predates Monday and is not a catalyst.
  • Reuters reported U.S. stock futures fell as crude prices and Treasury yields rose, renewing inflation concerns.
  • Copper was nearly unchanged in the latest quote, so macro sentiment appears more relevant than a copper-price decline.