
Shares of iPhone supplier STMicroelectronics STM.PA fall 4.5%, leading a downturn in the European semiconductor space after U.S. President Donald Trump's tariff threat to Apple AAPL.O
Other industry players are also affected, with Besi BESI.AS, Infineon IFXGn.DE and ams OSRAM AMS.S sliding between 4% and 4.5%
ASML ASML.AS is down 3.1%, ASM International ASMI.AS falls 3.6%
Trump threatens to impose a 25% tariff on Apple AAPL.O for iPhones sold, but not manufactured, in the U.S.; he is also recommending a 50% tariff on goods from the EU from June 1