Micron Technology shares surged 14.77% following Samsung's record profits and warnings of a prolonged memory chip shortage, highlighting the ongoing AI-driven demand and competitive pressures from Chinese manufacturers.

SK Hynix's U.S.-listed shares rose 14.59% due to Samsung's memory chip supply warnings and strong AI infrastructure demand, contrasting with declines in its Seoul-listed shares.

E-Trade users reported widespread access issues during a volatile trading session, with Downdetector logging a spike in complaints. The outage coincided with significant market movements and high trading volumes.