U.S. Markets to begin trading 23 hours a day, Monday-Friday, beginning on December 6

U.S. Markets to begin trading 23 hours a day, Monday-Friday, beginning on December 6 🚨 A 1-hour break will be given so that we can all eat, perfect! 🥳 pic.twitter.com/ONsYcbM19D

— Barchart (@Barchart) September 18, 2026