IAMGold is trading 5.5% lower at $18.62 before the September 28, 2026, open, as weaker gold prices may be weighing on shares. - Gold prices weakened as rising oil prices and bond yields revived inflation concerns and expectations of tighter Federal Reserve policy. - Available sources do not directly attribute IAMGold’s decline to that sector backdrop, and no new company-specific announcement explaining the move surfaced in search results.