📊Executive Summary

US President Donald Trump has blocked a semiconductor acquisition deal between Emcore and HieFo, citing national security concerns. The deal, valued at $2.9 million, involved HieFo acquiring Emcore's semiconductor business and production facilities for indium phosphide wafers. Trump’s decree mandates that HieFo divest all interests in Emcore's assets within six months, including contracts and inventories. This action is part of broader US efforts to counter China's influence in the semiconductor sector, with impending tariffs on Chinese semiconductors announced for June 2027. Emcore, known for high-tech components in aerospace and defense, and HieFo, focusing on photonic and optical chips, are both significant players in the semiconductor landscape....