NYSE:MMC
E270234
NYSE:MMC is the stock ticker symbol for Marsh & McLennan Companies, a global professional services firm specializing in risk, strategy, and insurance solutions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NYSE:MMC canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2480016 — 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: NYSE:MMC Context triple: [Marsh & McLennan, tradedAs, NYSE:MMC]
-
A.
MCC
MCC is the abbreviated name of Belgium’s naval branch within the Belgian Armed Forces.
-
B.
MCC
MCC is a U.S. foreign aid agency that provides time-limited grants to promote economic growth, reduce poverty, and strengthen institutions in developing countries.
-
C.
NASDAQ:CMCSA
NASDAQ:CMCSA is the stock ticker symbol for Comcast Corporation, a major American telecommunications and media conglomerate.
-
D.
NYSE Arca
NYSE Arca is an electronic securities exchange in the United States known for trading exchange-traded funds (ETFs) and equities.
-
E.
AMCC
AMCC (Applied Micro Circuits Corporation) is a semiconductor company known for designing and manufacturing Power Architecture-based processors and related networking and embedded computing solutions.
- 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: NYSE:MMC Target entity description: NYSE:MMC is the stock ticker symbol for Marsh & McLennan Companies, a global professional services firm specializing in risk, strategy, and insurance solutions.
-
A.
MCC
MCC is the abbreviated name of Belgium’s naval branch within the Belgian Armed Forces.
-
B.
MCC
MCC is a U.S. foreign aid agency that provides time-limited grants to promote economic growth, reduce poverty, and strengthen institutions in developing countries.
-
C.
NASDAQ:CMCSA
NASDAQ:CMCSA is the stock ticker symbol for Comcast Corporation, a major American telecommunications and media conglomerate.
-
D.
NYSE Arca
NYSE Arca is an electronic securities exchange in the United States known for trading exchange-traded funds (ETFs) and equities.
-
E.
AMCC
AMCC (Applied Micro Circuits Corporation) is a semiconductor company known for designing and manufacturing Power Architecture-based processors and related networking and embedded computing solutions.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
insurance brokerage
ⓘ
professional services firm ⓘ public company ⓘ |
| brand |
Marsh & McLennan
ⓘ
surface form:
Marsh McLennan
|
| country |
United States of America
ⓘ
surface form:
United States
|
| currency |
US dollar
ⓘ
surface form:
USD
|
| employs | tens of thousands of employees worldwide ⓘ |
| formerName |
Marsh & McLennan
ⓘ
surface form:
Marsh & McLennan Companies, Inc.
|
| foundedBy |
Donald R. McLennan
ⓘ
Henry W. Marsh ⓘ |
| foundedIn | 1905 ⓘ |
| hasBusinessSegment |
Consulting
ⓘ
Risk and Insurance Services ⓘ |
| hasCUSIP | 571748102 ⓘ |
| hasISIN | US5717481023 ⓘ |
| hasLEI | K0FHUQZ5B4I4N4N3QI76 ⓘ |
| hasSubsidiary |
Guy Carpenter
ⓘ
Marsh ⓘ Mercer ⓘ Oliver Wyman ⓘ |
| headquartersLocation |
New York
ⓘ
New York City ⓘ United States of America ⓘ
surface form:
United States
|
| includedInIndex |
S&P 500 Index
ⓘ
surface form:
S&P 500
|
| industry |
consulting
ⓘ
insurance brokerage ⓘ professional services ⓘ risk management ⓘ |
| isParentCompanyOf |
Marsh & McLennan
ⓘ
surface form:
Marsh McLennan Agency
|
| legalForm | corporation ⓘ |
| listedOn | New York Stock Exchange ⓘ |
| operatesIn |
Asia-Pacific
ⓘ
Europe ⓘ Latin America ⓘ Middle East and Africa ⓘ North America ⓘ |
| providesService |
human resources consulting
ⓘ
insurance broking ⓘ investment consulting ⓘ management consulting ⓘ reinsurance broking ⓘ risk advisory ⓘ |
| sector | financials ⓘ |
| specializesIn |
insurance solutions
ⓘ
reinsurance brokerage ⓘ risk solutions ⓘ strategy consulting ⓘ |
| stockTicker | NYSE:MMC self-linksurface differs ⓘ |
| website | https://www.marshmclennan.com ⓘ |
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: NYSE:MMC Description of subject: NYSE:MMC is the stock ticker symbol for Marsh & McLennan Companies, a global professional services firm specializing in risk, strategy, and insurance solutions.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Marsh & McLennan Companies