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Corn Weekly Options Contract Specs

Contract Unit One Corn futures contract (of a specified month) of 5,000 bushels
Minimum Price Fluctuation 1/8 of one cent per bushel ($6.25 per contract)
Trading Hours CME Globex: Sunday – Friday, 7:00 p.m. – 7:45 a.m. CT and
Monday – Friday, 8:30 a.m. – 1:20 p.m. CT
Open Outcry: Monday – Friday, 8:30 a.m. – 1:15 p.m.
CT with Post session until 1:20 p.m. CT immediately following the close
Product Code CME Globex: ZC1,ZC2,ZC3,ZC4,ZC5
CME ClearPort: PY1,PY2,PY3,PY4,PY5
Open Outcry: PY1,PY2,PY3,PY4,PY5
Clearing: PY1,PY2,PY3,PY4,PY5
Termination Of Trading Unexercised Corn futures options shall expire at 7:00 p.m. on the last day of trading.

A given Friday that is not also the last trading day of a standard or a serial option. If such a Friday is the last trading day of a standard or a serial option, there will be no Weekly Corn Option listed for trading for that expiration date.
Exchange Rulebook CBOT 10A
Block Minimum Block Minimum Thresholds
Vendor Codes Quote Vendor Symbols Listing
Strike Price Listing Procedures Trading shall be conducted for put and call options with strike prices in integral multiples of five (5) cents per bushel. More details on strike price intervals are outlined in Rule 10A01.E.
Exercise Style American-style. The buyer of a futures option may exercise the option on any business day prior to expiration by giving notice to CME Clearing by 6:00 p.m. Chicago time. Option exercise results in an underlying futures market position. Options in-the-money on the last day of trading are automatically exercised.
Settlement Method Deliverable
Underlying Corn Futures

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