FTSE Small Cap Index: Sector Composition and Index Characteristics
Highlights
The FTSE Small Cap tracks UK-listed companies outside the FTSE 100 and FTSE 250 with smaller market capitalization.
It includes sectors such as industrials, technology, basic materials, and healthcare.
The index reflects the performance of lower capitalisation companies listed on the London Stock Exchange.
The FTSE Small Cap index focuses on the performance of smaller market-cap companies listed on the London Stock Exchange. These companies operate across a variety of sectors including industrial services, technology, real estate, and healthcare. The index provides insight into the broader UK equity landscape beyond the larger and mid-sized firms.
Composition and Constituents of the Index
The FTSE Small Cap includes companies that are listed on the main market of the London Stock Exchange but are ranked below the FTSE 250 in terms of market capitalization. These companies meet defined eligibility requirements related to listing standards, liquidity, and market presence. The index captures firms that maintain consistent trading activity while operating at a smaller scale.
Sector Representation within the Index
A diverse range of sectors contributes to the makeup of the FTSE Small Cap. Key industries include construction, industrial engineering, software development, mining, and healthcare equipment. The wide industry spread allows for representation of varied economic activities and company types within the small-cap bracket.
Index Calculation and Weighting Method
The FTSE Small Cap is weighted by free-float adjusted market capitalization. This methodology assigns greater weight to companies with larger publicly traded share values while maintaining proportional representation. The approach ensures alignment with market valuation and liquidity dynamics, allowing the index to respond accurately to structural shifts in the small-cap space.
Inclusion Criteria and Review Cycle
To be included in the FTSE Small Cap, companies must meet specific standards related to size, liquidity, and free-float thresholds. The index undergoes periodic reviews to evaluate each constituent’s compliance with the eligibility framework. Adjustments are made based on defined criteria, ensuring the index remains consistent with its stated methodology.
Role in the Broader Market Framework
The FTSE Small Cap index acts as a complement to the FTSE 100 and FTSE 250 by tracking the activity of companies with lower market capitalization. It is used to observe trends among smaller companies that contribute to the UK’s economic framework through innovation, services, and sector-specific activities.
Domestic Market Relevance
As part of the broader FTSE UK Index Series, the FTSE Small Cap plays a role in reflecting the health and activity of small-cap entities on the London Stock Exchange. These companies represent a distinct segment that differs in size and scope from larger index constituents, offering a focused view of the small-cap economic tier in the UK.


















