Samsung and SK Hynix both jumped more than 23%. Bitcoin moved a fraction of a percent in the past 24 hours, and most majors are still lower on the week.

SK Hynix fell 17% after profit rose 557% and still missed estimates. Bitcoin is up 1%, and the Fed decides rates today.

Kospi and Kosdaq triggered circuit breakers for a second straight day as SK Hynix missed profit expectations, even as bitcoin rose toward $64,000.