Major U.S. Exchanges Pursue 24/7 Trading Amid Liquidity Concerns

Major U.S. exchanges are advancing toward continuous trading, with the New York Stock Exchange (NYSE) seeking approval from the Securities and Exchange Commission (SEC) for 24/7 trading operations. According to NS3.AI, Nasdaq, CME, and Cboe are also exploring extended trading sessions. Mati Greenspan and other market participants have expressed concerns that thin liquidity outside regular trading hours could lead to wider spreads, impaired price discovery, and increased susceptibility to price manipulation.