| Listed CME End of Month Options (EOM) on S&P 500 Index Options Contracts |
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| Months Traded |
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All calendar months Month Key Code |
| Eligible Months |
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Six consecutive calendar months |
| Currently Listed |
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6 |
| Last Day of Trading Rule |
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3:00 p.m. Central Time on the last business day of the contract month |
| New Contract Listing Rule |
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The day after the front month expires. |
| Special Notes |
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None |
| CME Rule Book Chapter |
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351A |
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