The FTSE 100 and FTSE 250 indices have been reaching record levels in 2026, reflecting a broadly optimistic mood across UK equity markets.
Despite the strong overall performance, experienced investors know that rising indices do not mean every stock has been swept up in the rally.
When benchmarks climb sharply, it can actually become easier to identify individual shares that have been left behind, trading at prices that do not reflect their underlying value.
Value investing remains a core discipline for many fund managers and private investors operating in the UK market, particularly during periods of broad index strength.
A rising tide does not always lift every boat, and certain sectors or individual companies can lag for reasons that are temporary rather than structural.
Identifying these outliers requires careful analysis of earnings, balance sheets, and the broader competitive landscape in which a company operates.
The FTSE 100, which tracks the largest companies listed on the London Stock Exchange, has long served as a barometer of confidence in UK and internationally exposed businesses.
The FTSE 250, which covers the next tier of mid-cap companies, is often seen as a more domestically focused index and its record performance signals growing confidence in the UK economy.
Even within these record-breaking indices, valuation gaps can emerge when short-term sentiment drags a stock lower despite solid long-term fundamentals remaining firmly intact.
Investors willing to look past headline index moves and focus on individual company metrics may find that some of the most compelling opportunities sit in plain sight.
Bargain hunting in a bull market carries its own risks, and investors should always consider why a share might be trading at a discount before committing capital.
A stock can appear cheap for good reasons, including declining revenues, structural industry headwinds, or management challenges that have yet to be fully resolved.
However, when a discount appears to stem from temporary factors or broader market neglect, contrarian investors have historically been rewarded for their patience and conviction.
The combination of a strong index backdrop and selective undervaluation creates a particularly interesting environment for UK investors looking to build or diversify their portfolios.
With both the FTSE 100 and FTSE 250 at elevated levels, selectivity and rigorous analysis are more important than ever for investors seeking genuine long-term value.