Antam is trading at IDR 3,100, down 4.02%, as gold weakness and commodity-share declines weighed on the market. - On September 28, the Jakarta Composite Index fell 0.97% in the first session; Antam fell 3.1%, and other listed miners also declined. - Reuters reported spot gold down 1.5% amid higher oil prices, inflation concerns and expectations of further U.S. rate hikes. No Antam-specific company news directly explaining the share move was identified.