New York: The US stock market will remain open for normal trading on Wednesday, December 31, 2025, according to the official holiday calendar of the New York Stock Exchange (NYSE) and Nasdaq. Despite New Year’s Eve marking the final day of the calendar year, Wall Street will operate a full trading session, with markets opening at 9:30 a.m. ET and closing at 4:00 p.m. ET. Market participants will, however, see trading halt...