Asset Class Navigation

ISO New England Mass Hub 5 MW Peak Calendar-Month Day-Ahead LMP Futures Contract Specs

Contract Unit 5 MW (80 MWh)
5 MW x 16 Peak Hours = 80 MWh
Clears in multiples of the number of peak days in the contract month.
Price Quotation U.S. 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 16 Peak Hours x # Peak Days/Month
Product Code CME Globex: AU6
CME ClearPort: U6
Clearing: U6
Listed Contracts Monthly contracts listed for the current year and the next 5 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 for each contract month will be equal to the arithmetic average of the ISO New England Internal Hub Day-Ahead LMP for peak hours provided by ISO New England for the contract month. For settlement of this contract, the prices provided by ISO New England will be considered final on the payment date stated in Rule 800.10 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 U6/AU6 open position converts into a strip of ISO New England Mass Hub Day-Ahead Peak Calendar-Day 5 MW Futures - CE/COL in the originally specified contract month.
Days Or Hours “Peak day” shall mean a Monday through Friday, excluding North American Electric Reliability Corporation holidays.

From Hour Ending (HE) 0800 Eastern Prevailing Time (EPT) through HE 2300 EPT
Settlement Procedures Delivery under the ISO New England Mass Hub 5 MW Peak Calendar-Month Day-Ahead LMP Futures 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 800
Block Minimum Block Minimum Thresholds
Vendor Codes Quote Vendor Symbols Listing