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Micro E-mini S&P 500 Index Futures

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Offer traders exposure to four leading U.S. stock indexes in bite-size contracts. Micro E-mini S&P 500 futures (MES) offer smaller-sized versions of our liquid benchmark E-mini contracts. They are designed to manage exposure to the 500 U.S. large-cap stocks tracked by the S&P 500 Index, widely regarded as the best single gauge of the U.S. stock market. 

Contract Specification


CME Group

Tick Size

0.25 points





Tick Value




* Margin rate as of May 23, 2023. Source: CME Group. The above information was derived from sources believed to be reliable and accurate. It is provided without guarantees and is subject change without notice.



per contract or less

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Frequently Asked Questions:
Micro E-mini Equity Index Futures

Why are Micro E-mini useful for participants looking to gain exposure to the equity futures market?

  • To make more market accessible to all, CME Group offers the Micro E-mini suite of futures, which feature multipliers 1/10 the size of their E-mini counterparts (i.e., $5 multiplier for Micro E-mini S&P 500 futures contract vs. $50 for ES futures).

  • Micro E-mini futures can help investors manage some of the risk associated with the stock allocation in their portfolios without actually disturbing their stock portfolios. 

  • Traders can respond to market moving events as they occur around the globe.

What are the differences between the currently listed E-mini products and the recently announced Micro E-mini products?

How many contracts will be listed at a given time?

There will be five months listed in the March Quarterly Cycle (Mar, Jun, Sep, Dec) for S&P 500, Nasdaq-100 and Russell 2000 Micro E-mini futures. Dow Micro E-mini futures will list four months.

Are there circuit breakers on Micro E-mini products?

CME Group U.S. Equity Index price limits (and corresponding CME and CBOT rules) are designed to coordinate with circuit breakers provisions as applied by the New York Stock Exchange (NYSE). Micro E-mini contracts will follow the same rules as their E-mini counterparts.

  • 7%, 13%, and 20% price limits are applied to the futures fixing price and are effective from 8:30 a.m. CT – 3:00 p.m. CT. Mondays through Fridays. This only applies to the downside.

  • 7% up-and-down limits are effective 5:00 p.m. - 8:30 a.m. CT. Sundays through Fridays; and 3:00 p.m. - 4:00 p.m. CT, Mondays through Fridays. Between 3:00 p.m. - 4:00 p.m. the 7% price limit will not be allowed to breach the 20% daily limit.

How can I see prices for Micro E-mini Index futures?

Delayed quotes will be available online on the CME Group website. You can also access quotes through our mobile app.

Where can I find more information on Micro E-mini products?

Get the latest information on Micro E-mini products to stay up-to-date on Micro E-mini product updates.

Looking for more products?

Check out our Featured Product list to find the one that suites your strategy

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