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NYMEX ClearPort
Market Data
Overview
Contract Detail
Description
Specifications
Margins
Termination Schedule
Terms & Conditions
Natural Gas Penultimate Swap
Trading Unit
2,500 million British thermal units (mmBtus).
Price Quotation
U.S. dollars and cents per mmBtu.
Trading Hours (All times are New York time)
The contract is available for trading on CME Globex® from 6:00 PM Sundays through 5:15 PM Fridays, with a 45-minute break each day between 5:15 PM and 6:00 PM. Off-Exchange transactions can be submitted solely for clearing to the NYMEX ClearPort® clearing website as an exchange of futures for swaps (EFS) or exchange of futures for physicals (EFP) transaction until 5:15 PM, Monday through Friday, and the day preceding a holiday.
Trading Months
The current year plus the next twelve years through December 2020. A new calendar year will be added following the termination of trading in the December contract of the current year.

On CME Globex®: The current year plus the next eight years.
Minimum Price Fluctuation
$0.001 per mmBtu.
Maximum Price Fluctuation
No maximum price fluctuations.
Last Trading Day
Trading ceases the fourth business day prior to the contract month.
Settlement Type
Financial, based on the NYMEX Division natural gas futures contract first nearby settlement price on the next to last trading day for the delivery month.
Margin Requirements
Margins are required for open futures positions.
Trading Symbol
NP
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