Amman Mineral Internasional is trading 4.1% lower at IDR 3,740 amid broad Indonesian market weakness. - The decline coincided with a 3.49% drop in the IHSG and net foreign selling, while uncertainty over MSCI reclassification weighed on sentiment. - No clear company-specific catalyst was identified for October 29, 2026. Bank Indonesia said the impact of the MSCI proposal was likely to be short-lived.