FTSE 350 Index
E44397
The FTSE 350 Index is a major UK stock market index that combines the large-cap FTSE 100 and mid-cap FTSE 250 companies listed on the London Stock Exchange.
All labels observed (4)
| Label | Occurrences |
|---|---|
| FTSE 350 Index canonical | 10 |
| FTSE 350 | 1 |
| FTSE 350 boards | 1 |
| FTSE 350 companies | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T333035 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: FTSE 350 Index Context triple: [London Stock Exchange, index, FTSE 350 Index]
-
A.
FTSE 250 Index
The FTSE 250 Index is a stock market index that tracks the performance of the 101st to 350th largest companies listed on the London Stock Exchange by market capitalization.
-
B.
FTSE 100
The FTSE 100 is the leading stock market index of the largest companies listed on the London Stock Exchange, widely used as a benchmark for the UK equity market.
-
C.
Euro Stoxx 50
The Euro Stoxx 50 is a leading blue-chip stock market index that tracks the performance of 50 major companies from countries within the eurozone.
-
D.
S&P 100
The S&P 100 is a stock market index comprising 100 of the largest and most established blue-chip companies listed in the United States, often used as a benchmark for large-cap U.S. equities.
-
E.
S&P 500 Index
The S&P 500 Index is a major U.S. stock market benchmark that tracks the performance of 500 large publicly traded companies listed on American exchanges.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: FTSE 350 Index Target entity description: The FTSE 350 Index is a major UK stock market index that combines the large-cap FTSE 100 and mid-cap FTSE 250 companies listed on the London Stock Exchange.
-
A.
FTSE 250 Index
The FTSE 250 Index is a stock market index that tracks the performance of the 101st to 350th largest companies listed on the London Stock Exchange by market capitalization.
-
B.
FTSE 100
The FTSE 100 is the leading stock market index of the largest companies listed on the London Stock Exchange, widely used as a benchmark for the UK equity market.
-
C.
Euro Stoxx 50
The Euro Stoxx 50 is a leading blue-chip stock market index that tracks the performance of 50 major companies from countries within the eurozone.
-
D.
S&P 100
The S&P 100 is a stock market index comprising 100 of the largest and most established blue-chip companies listed in the United States, often used as a benchmark for large-cap U.S. equities.
-
E.
S&P 500 Index
The S&P 500 Index is a major U.S. stock market benchmark that tracks the performance of 500 large publicly traded companies listed on American exchanges.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
equity index
ⓘ
stock market index ⓘ |
| abbreviation |
FTSE 350
ⓘ
linked to:
FTSE 350 Index
|
| assetClass | equities ⓘ |
| baseCurrency | GBP ⓘ |
| calculationFrequency | real-time during trading hours ⓘ |
| calculationMethod | capitalisation-weighted ⓘ |
| componentOf | FTSE UK Index Series ⓘ |
| country | United Kingdom ⓘ |
| currency | Pound sterling ⓘ |
| dataVendorCode | ^FTMC ⓘ |
| exchange | London Stock Exchange ⓘ |
| freeFloatAdjustment | yes ⓘ |
| geographicFocus | United Kingdom ⓘ |
| hasConstituentType | ordinary shares ⓘ |
| includes |
constituents of FTSE 100 Index
ⓘ
constituents of FTSE 250 Index ⓘ |
| includesIndex |
FTSE 100 Index
ⓘ
linked to:
FTSE 100
FTSE 250 Index ⓘ |
| includesSecuritiesListedOn |
London Stock Exchange main market
ⓘ
linked to:
London Stock Exchange
|
| isPartOf |
FTSE UK equity indices
ⓘ
linked to:
FTSE UK Index Series
|
| isSubsetOf | FTSE All-Share Index ⓘ |
| maintenancePolicy | periodic review and rebalancing ⓘ |
| marketCoverage |
large-cap UK equities
ⓘ
mid-cap UK equities ⓘ |
| numberOfConstituents | 350 ⓘ |
| operator | FTSE Russell ⓘ |
| owner |
London Stock Exchange Group
ⓘ
linked to:
London Stock Exchange
|
| primaryListingVenue | London Stock Exchange ⓘ |
| publisher | FTSE Russell ⓘ |
| region | Europe ⓘ |
| sectorClassificationStandard |
ICB (Industry Classification Benchmark)
ⓘ
linked to:
Industry Classification Benchmark
|
| sectorCoverage | multiple economic sectors ⓘ |
| targetInvestors |
institutional investors
ⓘ
retail investors ⓘ |
| tracks | performance of 350 largest UK-listed companies by market capitalisation ⓘ |
| usedAs |
benchmark index
ⓘ
performance benchmark for UK equity portfolios ⓘ underlying index for investment funds ⓘ |
| weightingMethod | free-float market-capitalisation-weighted ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: FTSE 350 Index Description of subject: The FTSE 350 Index is a major UK stock market index that combines the large-cap FTSE 100 and mid-cap FTSE 250 companies listed on the London Stock Exchange.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: FTSE 350 Index
linked to: FTSE 350 Index
linked to: FTSE 350 Index