U.S. stock memory sector underperforms, SK Hynix stock falls 6.58%

According to data from MSX.COM, the U.S. stock memory sector is among the worst performers. SK Hynix shares fell 6.58%, Micron Technology shares dropped 3.16%, and SanDisk shares declined 4.27%. Among other notable stocks, Nvidia shares fell 1.27%, TSMC shares dropped 2.97%, AMD shares declined 3.04%, Intel shares fell 1.53%, Lam Research shares dropped 2.25%, and ARM shares fell 4.83%. UnitedHealth Group surged 8% after significantly raising its full-year guidance, with better-than-expected earnings sounding the horn for a recovery.