Inclusion in FTSE’s world-class indices bring major benefits for companies listed on the Main Market. Indices are crucial for comparing performance against a peer group and support liquidity and capital-raising.
The FTSE UK Index Series is designed to represent the performance of primary listed Main Market companies, providing investors with a set of indices that measure the performance of the UK equity market.Primary listed Main Market companies are potentially eligible for the FTSE UK Index Series, one of the most recognised in the world, which includes the well-known FTSE 100 Index. Secondary listed companies and DRs are not eligible for inclusion in the FTSE UK Index Series.

FTSE is an independent company owned by The Financial Times and the London Stock Exchange.
