|Contract Unit||10,000 million British thermal units (mmBtu).|
|Price Quotation||U.S. dollars and cents per mmBtu.|
|Trading Hours||CME Globex:||Sunday - Friday 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m. Chicago Time/CT) with a 60-minute break each day beginning at 5:00 p.m. (4:00 p.m. CT)||CME ClearPort:||Sunday - Friday 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m. Chicago Time/CT) with a 60-minute break each day beginning at 5:00 p.m. (4:00 p.m. CT)|
|Minimum Price Fluctuation||CME ClearPort||$0.001 per mmBtu|
|CME Globex||$0.001 per MMBtu.
Inter-commodity spreads on Globex may also occur in multiples of $0.00025 per MMBtu
|Product Code||CME Globex: HHCME ClearPort: HHClearing: HHTAS: HHT|
|Listed Contracts||The current year and the next five years. A new calendar year will be added following the termination of trading in the December contract of the current year.|
|Settlement Method||Financially Settled|
|Floating Price||The Floating Price for each contract month will be equal to the NYMEX (Henry Hub) Natural Gas
Futures contract final settlement price for the corresponding contract month on the last trading day
for that contract month.
|Termination Of Trading||Trading shall cease on the third business day prior to the contract month.|
|Trade At Marker Or Trade At Settlement Rules||Trading at settlement is available for spot (except on the last trading day), 2nd and 3rd months and subject to the existing TAS rules. Trading in all TAS products will cease daily at 2:30 PM Eastern Time. The TAS products will trade off of a "Base Price" of 0 to create a differential (plus or minus 10 ticks) versus settlement in the underlying product on a 1 to 1 basis. A trade done at the Base Price of 0 will correspond to a "traditional" TAS trade which will clear exactly at the final settlement price of the day.|
|Settlement Procedures||Delivery under the NYMEX Henry Hub 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
Natural Gas (Henry Hub) Last-day Financial Futures Settlement Procedures
|Position Limits||NYMEX Position Limits|
|Exchange Rulebook||NYMEX 823|
|Block Minimum||Block Minimum Thresholds|
|Price Limit Or Circuit||Trading halts and price limits for this contract are subject to the provisions governing Special Price Fluctuation Limits for Henry Hub Natural Gas Futures set forth in Chapter 220.|
|Vendor Codes||Quote Vendor Symbols Listing|
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