US stocks: US market's indexes advance with boost from chips, Iran optimism

US stock indexes rose on Thursday, led by semiconductor shares and easing inflation concerns despite expected Federal Reserve rate hikes. Intel surged to a record high after President Trump announced a deal for US-based chip design and manufacturing. Oil prices declined after the US and Iran extended an interim agreement allowing continued passage through the Strait of Hormuz, which is supportive for India as a major oil importer.