Contract Unit | One E-mini S&P 500 futures contract | ||||

Minimum Price Fluctuation | CME ClearPort and Open Outcry: | Regular Tick (Outrights): 0.10 index points = $25.00 when premium is above 5.00 index points Reduced Tick (Outrights): 0.05 index points = $12.50 when premium is at or below 5.00 index points Regular Tick (Spreads): 0.10 index points = $25.00 when premium is higher than 10.00 index points Reduced Tick (Spreads): 0.05 index points = $12.50 when premium is at or below 10.00 index points |
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CME Globex: | Regular Tick: 0.10 index points = $25.00 when premium is above than 5.00 index points Reduced Tick: 0.05 index points = $12.50 when premium is at or below 5.00 index points CAB: 0.05 index points = $12.50 |
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Trading Hours | CME Globex: | Sunday - Friday: 6:00 p.m. - 5:00 p.m. ET with a trading halt 9:15 a.m. - 4:30 p.m. | |||

CME ClearPort: | Sunday 5:00 p.m. - Friday 5:45 p.m. CT with no reporting Monday - Thursday from 5:45 p.m. – 6:00 p.m. CT | ||||

Open Outcry: | Monday - Friday: 9:30 a.m. - 4:15 p.m. ET | ||||

Product Code | CME Globex: S1A,S2A,S3A,S4A,S5A CME ClearPort: S1A,S2A,S3A,S4A,S5A Open Outcry: S1A,S2A,S3A,S4A,S5A Clearing: S1A,S2A,S3A,S4A,S5A |
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Listed Contracts | Monday weekly options listed for 4 consecutive weeks. | ||||

Termination Of Trading | Trading terminates at 4:00 p.m. ET on Monday of the contract week | ||||

Position Limits | CME Position Limits | ||||

Exchange Rulebook | CME 351A | ||||

Block Minimum | Block Minimum Thresholds | ||||

Price Limit Or Circuit | Price Limits | ||||

Vendor Codes | Quote Vendor Symbols Listing | ||||

Strike Price Listing Procedures | 100 index point integer multiples, when listed: +30% to -50% of the prior day’s settlement price on the underlying future contract 50 index point integer multiples, when listed: +20% to -40% of the prior day’s settlement price on the underlying future contract 10 index point integer multiples, when listed: +10% to -25% of the prior day’s settlement price on the underlying future contract 5 index point integer multiples, when listed: +5% to -15% of the prior day’s settlement price on the underlying future contract |
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Exercise Procedure | European Style. Exercisable only on expiration day. | ||||

Settlement At Expiration | Option exercise results in a position in the underlying cash-settled futures contract. Options which are in-the-money on the last day of trading are automatically exercised. A 4:00 p.m. ET price fixing based on the weighted average traded price fixing (symbol ESF) of the E-mini S&P 500 futures in the last 30 seconds of trading on expiration day (3:59:30 p.m.-4:00:00 p.m. ET) will be used to determine which options are in-the-money. Contrarian instructions are prohibited. | ||||

Settlement Method | Deliverable | ||||

Underlying | S&P 500 Futures |

S&P 500 futures and options offer a capital-efficient means to manage exposure to the leading large –cap companies of the U.S. stock market. Based on the underlying Standard & Poor’s 500 stock index, which is made up of 500 individual stocks representing the market capitalizations of large companies, the S&P 500 Index is a leading indicator of large-cap U.S. equities.