WhichIndex

Which indexes is United Utilities in?

United Utilities is in 1 of the 57 indexes we track. Its largest weight is 0.42% in the FTSE 100, where it ranks #44 of 100.

Ticker
UU (London Stock Exchange)
Country
United Kingdom
Sector
Utilities
Size
Large cap (market cap $10–200 billion; exact figure in the ranking)
Data as of
16 Oct 2026

Member of 1 index

United Utilities's index memberships
IndexWeight %RankIndex size
FTSE 1000.4244100

Source: each index's own source, listed on its page. How we source this. Weights are estimates where marked. This page is refreshed when a membership changes or a weight moves by more than 10%; each index page has the daily figures.

United Utilities across every index we track

Lit tiles are the indexes United Utilities belongs to; the shade is its weight there.

Fewermore

Neighbours by weight

The members ranked just above and just below United Utilities in each index
IndexRanked aboveRanked below
FTSE 100Diploma (0.42%)Sage Group (0.38%)