GoKawiilMicron Technology's shares tumbled on Friday, paring gains from earlier in the week after reporting blowout earnings.
The memory chipmaker declined nearly 6% in premarket trading as other U.S. semiconductor firms also struggled. Intel was last down just over 3%, Sandisk fell 5%, Arm shed 4%, and Marvell declined 3.7%.
Investors remain wary of the rising costs of artificial intelligence infrastructure, with the sell-off reverberating across global markets.
In Europe, key chip stocks also saw losses. ASML was down 2.2%, Infineon fell 3.7%, ASM International dropped 2.8%, ST Microelectronics lost 3.3%, and Be Semiconductor fell 2%. Japanese conglomerate Softbank led losses in Asia and plunged more than 12%.