New extended TTF natural gas symbols

The following extended TTF natural gas symbols have been created in the Market Data category GF (Natural Gas: European Fwd Assessments).

These are scheduled to begin updating Dec. 1, except TTF Calendar Year 2029, which will begin on Jan. 1.

MDC Symbol Bates Dec Freq Curr UOM Description

GF GTFWS26 lhc 3 DW USD MMB Dutch TTF $/MMBtu Summer 2026

GF GTFWW26 lhc 3 DW USD MMB Dutch TTF $/MMBtu Winter 2026/27

GF GTFWZ26 lhc 3 DW USD MMB Dutch TTF $/MMbtu Calendar Year 2026

GF GTFWZ27 lhc 3 DW USD MMB Dutch TTF $/MMbtu Calendar Year 2027

GF GTFWZ28 lhc 3 DW USD MMB Dutch TTF $/MMbtu Calendar Year 2028

GF GTFWZ29 lhc 3 DW USD MMB Dutch TTF $/MMbtu Calendar Year 2029

GF GTFUZ26 lhc 3 DW EUR GIG Dutch TTF Eur/Gj Calendar Year 2026

GF GTFUZ27 lhc 3 DW EUR GIG Dutch TTF Eur/Gj Calendar Year 2027

GF GTFUZ28 lhc 3 DW EUR GIG Dutch TTF Eur/Gj Calendar Year 2028

GF GTFUZ29 lhc 3 DW EUR GIG Dutch TTF Eur/Gj Calendar Year 2029

GF GTFUS26 lhc 3 DW EUR GIG Dutch TTF Eur/Gj Summer 2026

GF GTFUW26 lhc 3 DW EUR GIG Dutch TTF Eur/Gj Winter 2026/27

GF GTFTZ26 lhc 3 DW EUR MGW Dutch TTF Eur/MWh Calendar Year 2026

GF GTFTZ27 lhc 3 DW EUR MGW Dutch TTF Eur/MWh Calendar Year 2027

GF GTFTZ28 lhc 3 DW EUR MGW Dutch TTF Eur/MWh Calendar Year 2028

GF GTFTZ29 lhc 3 DW EUR MGW Dutch TTF Eur/MWh Calendar Year 2029

GF GTFTS26 lhc 3 DW EUR MGW Dutch TTF Eur/MWh Summer 2026

GF GTFTW26 lhc 3 DW EUR MGW Dutch TTF Eur/MWh Winter 2026/27

GF GTFVZ26 lhc 3 DW GBC THR Dutch TTF P/Th Calendar Year 2026

GF GTFVZ27 lhc 3 DW GBC THR Dutch TTF P/Th Calendar Year 2027

GF GTFVZ28 lhc 3 DW GBC THR Dutch TTF P/Th Calendar Year 2028

GF GTFVZ29 lhc 3 DW GBC THR Dutch TTF P/Th Calendar Year 2029

GF GTFVS26 lhc 3 DW GBC THR Dutch TTF P/Th Summer 2026

GF GTFVW26 lhc 3 DW GBC THR Dutch TTF P/Th Winter 2026/27

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