Shares of chemical and coatings companies are trading lower amid optimism regarding the U.S.-Iran dispute and improved transport through the Strait of Hormuz. More chemicals and feedstocks exiting the Persian Gulf may hinder pricing power and margins for companies that benefited from recent product shortages.

Shares of chemical and coatings companies are trading lower amid optimism regarding the U.S.-Iran dispute and improved transport through the Strait of Hormuz. More chemicals and feedstocks exiting the Persian Gulf may hinder pricing power and margins for companies that benefited from recent product shortages.