The IMM session, also known as the International Monetary Market session, is a trading session that takes place on the Chicago Mercantile Exchange (CME). The IMM session is a part of the CME’s electronic trading platform, and it allows traders to trade futures and options contracts on currencies, stock market indexes, and interest rate products. The IMM session is known for its high liquidity and volatility, and it attracts traders from around the world who are looking to take advantage of the opportunities presented by the global financial markets. The IMM session is open for trading Sunday through Friday, from 5:00 pm to 4:00 pm Central Time the next day.