FTSE Fledgling Index

OperatorFTSE Russell

ExchangesLondon Stock Exchange

Trading symbol

• NSX

Constituents37 (March 2026)

FTSE Fledgling Index

FTSE Fledgling Index from 2012 to 2026
Operator	FTSE Russell
Exchanges	London Stock Exchange
Trading symbol	NSX
Constituents	37 (March 2026)
Type	Nano-cap
Market cap	£780 million (March 2026)
Weighting method	Capitalisation-weighted
Related indices	FTSE 100 Index FTSE 250 Index FTSE 350 Index FTSE SmallCap Index FTSE All-Share Index FTSE AIM UK 50 Index
Website	official website
Reuters	.FTFL
Bloomberg	NSX:IND

The FTSE Fledgling Index comprises companies listed on the main market of the London Stock Exchange (LSE) which qualify as eligible for inclusion in the FTSE UK series but are too small to be included in the FTSE All-Share Index. There is no liquidity requirement for constituents of the FTSE Fledgling Index.^[1]

This Index is calculated on an end-of-day basis.