Business energy briefing

A dated market view and useful evidence for the next conversation.

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GB power Sum 27£133.57/MWh

29 Oct 2026 settlement

UK gas Sum 27182.11p/therm

29 Oct 2026 settlement

The commercial read

Sum 27 power rose 2.4%

+2.4% · 22 Oct 2026–29 Oct 2026 · weekly

Higher wholesale settlements can increase exposure at renewal or on unhedged electricity. Existing fixed contracts do not automatically reprice.

Sum 27 · same contracts throughout this chart

Both indexed to 100 on 15 Sept. This compares movement, not price units.15 Sept–29 Oct · 33 dates

Sum 27 GB baseload settled at £133.57/MWh on 29 Oct 2026. Weekly comparison: +2.4% over 22 Oct 2026–29 Oct 2026.