Uninterrupted market Nasdaq is an electronic securities trading institution in the United States, which is owned and operated by Nasdaq Stock Market Company. It is closed only on legal holidays in the United States, and the Spring Festival is not a legal holiday in the United States, so Nasdaq is closed during the Spring Festival. The main public holidays for US stocks are: New Year's Day, Martin Luther Day, President's Day (Washington Day), Memorial Day (National Day), Easter, Independence Day, Labor Day (Labor Day), Thanksgiving Day and Christmas Day.