The FTSE All-Share Index, originally known as the FTSE
Actuaries
An actuary is a business professional who deals with the measurement and management of risk and uncertainty. The name of the corresponding field is actuarial science. These risks can affect both sides of the balance sheet and require asset man ...
All Share Index, is a
capitalisation-weighted index, comprising around 600 of more than 2,000 companies traded on the
London Stock Exchange
London Stock Exchange (LSE) is a stock exchange in the City of London, England, United Kingdom. , the total market value of all companies trading on LSE was £3.9 trillion. Its current premises are situated in Paternoster Square close to St P ...
(LSE). Since 29 December 2017 the constituents of this index totaled 641 companies. The FTSE All-Share is the aggregation of the
FTSE 100 Index and the
FTSE 250 Index, which are together known as the
FTSE 350 Index
The FTSE 350 Index is a market capitalization weighted stock market index made up of the constituents of the FTSE 100 and FTSE 250 indices. The FTSE 100 Index comprises the largest 100 companies by capitalization which have their primary listing on ...
, and the
FTSE SmallCap Index. The index is maintained by
FTSE Russell
FTSE Russell is a subsidiary of London Stock Exchange Group (LSEG) that produces, maintains, licenses, and markets stock market indices. The division is notable for FTSE 100 Index, Russell 2000 Index, among other indices.
The brand and divisio ...
, a subsidiary of the
London Stock Exchange Group
London Stock Exchange Group plc (LSEG) is a United Kingdom-based stock exchange and financial information company headquartered in the City of London, England. It owns the London Stock Exchange (on which it is also listed), Refinitiv, LSEG T ...
. It aims to represent at least 98% of the full capital value of all UK companies that qualify as eligible for inclusion.
The index base date is 10 April 1962 with a base level of 100.
See also
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FTSE 100
The Financial Times Stock Exchange 100 Index, also called the FTSE 100 Index, FTSE 100, FTSE, or, informally, the "Footsie" , is a share index of the 100 companies listed on the London Stock Exchange with (in principle) the highest market ...
*
FTSE 250
The FTSE 250 Index ( "Footsie") is a capitalisation-weighted index consisting of the 101st to the 350th largest companies listed on the London Stock Exchange. Promotions and demotions to and from the index occur quarterly in March, June, Septemb ...
References
External links
FTSE All-Share Indexon
Yahoo
Yahoo! (, styled yahoo''!'' in its logo) is an American web services provider. It is headquartered in Sunnyvale, California and operated by the namesake company Yahoo Inc., which is 90% owned by investment funds managed by Apollo Global Manage ...
Finance
Financial Times Lexicon: FTSE All-Share Index DefinitionBloomberg page for ASX:INDFTSE Russell All Share Index factsheet
FTSE Group stock market indices
British stock market indices
1962 establishments in England
1962 introductions
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