ISO New England Mass Hub Day-Ahead Peak Calendar-Day 5 MW

Futures
Globex Code
COLH531
Last
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Change
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Volume
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Last Updated31 Mar 2025 11:43:44 AM CT.
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ISO New England Mass Hub Day-Ahead Peak Calendar-Day 5 MW Futures - Contract Specs

Contract Unit
5 MW x 16 peak hours = 80 MWh
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 = $4.00
Product Code
CME Globex: COL
CME ClearPort: CE
Clearing: CE
Listed Contracts
Daily contracts listed for the current month and next calendar month. List daily contracts for a new calendar month following the termination of trading in the last contract day of the current month.
Settlement Method
Financially Settled
Floating Price
A Daily Floating Price will be determined for the peak day. The Floating Price will be equal to the arithmetic average of the hourly day-ahead Locational Marginal Prices (LMP) for ISO New England (ISO-NE) Internal Hub, ISO-NE Location I.D. 4000, published by ISO-NE for the peak day. For settlement of this contract, the prices provided by ISO-NE will be considered final on the payment day stated in Rule 756b.08 and will not be subject to any further adjustment
Termination of Trading
Trading on CME Globex terminates on the business day prior to the contract day.
Trading terminates on the contract day. If the contract day is not a business day, trading terminates on the prior business day.
Days or Hours
"Peak day" shall mean a Monday through Friday, excluding North American Electric Reliability Council holidays.

From Hour Ending (HE) 0800 Eastern Prevailing Time (EPT) through HE 2300 EPT.
Settlement Procedures
Delivery under the contract shall be by cash settlement. The cash-settlement price will be based on the Daily Floating Price which is determined for the peak day.
Position Limits
Exchange Rulebook
Block Minimum
Vendor Codes

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