Micron stock jumps after insider buy as chip stocks brace for tariff headlines, Intel earnings
Micron shares jumped 7.8% after director Teyin M. Liu disclosed a $7.8 million stock purchase. Chip stocks weighed a new U.S.-Taiwan trade deal linking tariff cuts to U.S. production, with Taiwanese firms pledging $250 billion in U.S. investment. The iShares Semiconductor ETF rose 1.6%. U.S. markets reopen Tuesday; Intel reports Jan. 22.