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Ontario Off-Peak Calendar-Month Futures Contract Specs

Contract Unit 5 MWH
Clears in multiples of the number of off-peak hours in the contract month.
Price Quotation CAD dollars and cents per MWh
Trading Hours Sunday - Friday 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m. CT) with a 60-minute break each day beginning at 5:00 p.m. (4:00 p.m. CT)
Minimum Price Fluctuation 0.05 x 5 MW x # off-peak hours/month
Product Code CME Globex: OFF
CME ClearPort: OFM
Clearing: OFM
Listed Contracts Monthly contracts listed for the current year and the next 4 calendar years. List monthly contracts for a new calendar year following the termination of trading in the December contract of the current year.
Settlement Method Deliverable
Floating Price The Floating Price will be determined for each contract month. The Floating Price will be equal to the arithmetic average of the hourly Ontario energy prices provided by the Ontario Independent Electricity System Operator (IESO) for all off-peak hours in the contract month. For settlement of this contract, the prices provided by IESO will be considered final on the payment day stated in Rule 903.09 and will not be subject to any further adjustment.
Termination Of Trading On the last business day of the month prior to the contract month, each OFM/OFF open position converts into a strip of Ontario Off-Peak Calendar-Day Futures - OFD/OOD in the originally specified contract month. 
Days Or Hours Off-Peak shall mean Monday through Friday Hour Ending (HE) 0100-0700 and 2400 Eastern Prevailing Time (EPT) Saturday-Sunday HE 0100-2400 EPT including North American Electric Reliability Corporation Holidays.
Settlement Procedures Delivery under the contract shall be by cash settlement. Final settlement, following termination of trading for a contract month, will be based on the Floating Price. The final settlement price will be the Floating Price calculated for each contract month.
Position Limits NYMEX Position Limits
Exchange Rulebook NYMEX 961
Block Minimum Block Minimum Thresholds
Vendor Codes Quote Vendor Symbols Listing