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NYMEX ClearPort
Market Data
Overview
Contract Detail
Description
Specifications
Margins
Termination Schedule
Terms & Conditions
Henry Hub Natural Gas Swap Futures
Trading Unit
2,500 million British thermal units (mmBtu).
Price Quotation
U.S. dollars and cents per mmBtu.
Trading Hours (All times are New York time)
The contract is available for trading on the NYMEX ClearPort® trading platform 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.
Minimum Price Increment
$0.001/ mmBtu.
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.
Termination of Trading
The third business day prior to the contract month.
Settlement Type
Financial, based on the final settlement price of the NYMEX Division Henry Hub natural gas futures contract for the corresponding month.
Trading Symbol
NN
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