Bumi Resources Minerals is trading 6.1% lower at IDR 620.00, amid broad local selling and weakness across commodity stocks. - Kompas reported the IHSG fell 0.97% in the first session, with commodity stocks including Bumi Resources Minerals weighing on the index. - ANTM and MDKA also declined, pointing to weakness across the group. - No clear company-specific catalyst for the September 28, 2026 decline surfaced; a report that a director bought shares on September 25 does not establish a cause.