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Research dossier · General Reference

FTSE AIM 100 Index

Stock market index

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionMay 28, 2026
Entity authorityQ5427223 ↗
Source-derived summary

The FTSE AIM 100 Index was introduced on 16 May 2005, and is a market-capitalisation-weighted stock market index. The index incorporates the largest 100 companies (by capitalisation) which have their primary listing on the Alternative Investment Market (AIM). It includes UK and international domiciled companies. The index is reviewed quarterly, and the constituent companies may change based on market capitalisation data as at the end of February, May, August and November. The index is maintained by FTSE Russell, a subsidiary of the London Stock Exchange Group.

Editorial summary

“FTSE AIM 100 Index” enters the record as stock market index. Crown Archives preserves that source wording while asking what FTSE, Index and Stock can confirm, complicate or overturn.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current lead gives the account dated anchors—2005—that can be checked directly. The selected authority fields contribute no independent date. Its strongest next move is a source search built around FTSE, Index and Stock.
Editorial analysis

Why this record matters

“FTSE AIM 100 Index” is worth following because a concise public description often conceals a longer documentary argument. Here, FTSE, Index and Stock provides the most credible route into that argument.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated May 28, 2026. The linked authority identifier is Q5427223. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2005.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “FTSE AIM 100 Index”, its source revision and the description used here.
  2. Expand the search: follow FTSE AIM 100 Index primary sources, FTSE AIM 100 Index archive and FTSE research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “FTSE AIM 100 Index”?
  2. Which cited source is closest to the event, object or claim?
  3. Which institution is responsible for the underlying evidence?
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Source & attribution

This entry incorporates text from “FTSE AIM 100 Index” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.