Aetna
E37421
Aetna is a major American health insurance company and managed health care provider known for offering medical, pharmacy, dental, and related benefit plans nationwide.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Aetna canonical | 13 |
| Aetna Inc. | 2 |
| Aetna Life Insurance Company | 2 |
| Aetna Better Health | 1 |
| Aetna Medicare | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T292768 — 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: Aetna Context triple: [Hartford, Connecticut, United States, headquartersLocationOf, Aetna]
-
A.
Willis Group Holdings
Willis Group Holdings was a global insurance brokerage and risk management firm best known for acquiring the naming rights to Chicago’s Willis Tower (formerly the Sears Tower).
-
B.
Prudential Financial
Prudential Financial is a major American financial services company best known for its life insurance, investment management, and retirement-related products.
-
C.
Massachusetts Hospital Life Insurance Company
Massachusetts Hospital Life Insurance Company was a prominent 19th-century Boston-based life insurance firm known for its early use of actuarial science and employment of mathematician Nathaniel Bowditch.
-
D.
John Hancock Mutual Life Insurance Company
John Hancock Mutual Life Insurance Company was a major American life insurance firm based in Boston, known for its prominent role in the financial services industry and for sponsoring landmark real estate developments.
-
E.
United Colonies
The United Colonies was the collective name for the Thirteen American colonies that united in armed resistance against Great Britain during the early stages of the American Revolutionary War.
- 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: Aetna Target entity description: Aetna is a major American health insurance company and managed health care provider known for offering medical, pharmacy, dental, and related benefit plans nationwide.
-
A.
Willis Group Holdings
Willis Group Holdings was a global insurance brokerage and risk management firm best known for acquiring the naming rights to Chicago’s Willis Tower (formerly the Sears Tower).
-
B.
Prudential Financial
Prudential Financial is a major American financial services company best known for its life insurance, investment management, and retirement-related products.
-
C.
Massachusetts Hospital Life Insurance Company
Massachusetts Hospital Life Insurance Company was a prominent 19th-century Boston-based life insurance firm known for its early use of actuarial science and employment of mathematician Nathaniel Bowditch.
-
D.
John Hancock Mutual Life Insurance Company
John Hancock Mutual Life Insurance Company was a major American life insurance firm based in Boston, known for its prominent role in the financial services industry and for sponsoring landmark real estate developments.
-
E.
United Colonies
The United Colonies was the collective name for the Thirteen American colonies that united in armed resistance against Great Britain during the early stages of the American Revolutionary War.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
health insurance company
ⓘ
managed health care company ⓘ subsidiary ⓘ |
| acquiredBy | CVS Health ⓘ |
| acquisitionDate | 2018 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| customerType |
employers
ⓘ
government entities ⓘ individuals ⓘ |
| delistedAfterAcquisitionBy | CVS Health ⓘ |
| formerName |
Aetna
self-linksurface differs
ⓘ
surface form:
Aetna Life Insurance Company
|
| foundedIn | 1853 ⓘ |
| foundingLocation |
Hartford, Connecticut, United States
ⓘ
surface form:
Hartford, Connecticut
|
| hasSubsidiaryBrand |
Aetna
self-linksurface differs
ⓘ
surface form:
Aetna Better Health
Aetna self-linksurface differs ⓘ
surface form:
Aetna Medicare
|
| headquartersLocation |
Hartford, Connecticut, United States
ⓘ
surface form:
Hartford, Connecticut
|
| industry |
dental insurance
ⓘ
health insurance ⓘ managed health care ⓘ pharmacy benefit management ⓘ |
| legalForm | corporation ⓘ |
| notableFor |
managed care plans
ⓘ
nationwide health insurance coverage ⓘ |
| offersProduct |
Medicaid plans
ⓘ
Medicare plans ⓘ behavioral health services ⓘ dental insurance plans ⓘ disability insurance products ⓘ employer-sponsored health plans ⓘ group life insurance products ⓘ individual health plans ⓘ medical insurance plans ⓘ pharmacy benefit plans ⓘ vision insurance plans ⓘ |
| parentCompany | CVS Health ⓘ |
| provides |
care management services
ⓘ
disease management programs ⓘ health and wellness programs ⓘ network-based health care services ⓘ |
| regulatoryBody |
Centers for Medicare & Medicaid Services
ⓘ
state insurance regulators ⓘ |
| serviceArea |
United States of America
ⓘ
surface form:
United States
|
| status | delisted ⓘ |
| stockExchange | New York Stock Exchange ⓘ |
| tickerSymbol | AET ⓘ |
| website | https://www.aetna.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: Aetna Description of subject: Aetna is a major American health insurance company and managed health care provider known for offering medical, pharmacy, dental, and related benefit plans nationwide.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Aetna Life Insurance Company
this entity surface form:
Aetna Better Health
this entity surface form:
Aetna Medicare
this entity surface form:
Aetna Inc.
this entity surface form:
Aetna Life Insurance Company