What is Market On Close (MOC)?

Market on close (MOC) is a market order that is executed at the latest possible time during a trading session.

How Does Market On Close (MOC) Work?

When a trader receives an MOC from a client, that trader may enter the order as late as he or she believes possible before the close of trading for that day. For example, if the market closes at 4:00 p.m. and a trader has an MOC that will take five minutes to fully execute, the trader will likely choose to execute it at 3:54 or 3:55 p.m.

Why Does Market On Close (MOC) Matter?

Investors submit MOC orders based on the belief that a security will experience a substantial increase or decline in value toward the end of trading session.

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Paul Tracy
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Paul has been a respected figure in the financial markets for more than two decades. Prior to starting InvestingAnswers, Paul founded and managed one of the most influential investment research firms in America, with more than 3 million monthly readers.

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