TDY
E817584
TDY is the stock ticker symbol for Teledyne Technologies Incorporated, a U.S.-based industrial conglomerate specializing in instrumentation, digital imaging, aerospace, and defense electronics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| TDY canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9742744 — 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: TDY Context triple: [Teledyne, tickerSymbol, TDY]
-
A.
TD
TD is the two-letter ISO 3166-1 alpha-2 country code assigned to Chad.
-
B.
TD
TD is the stock ticker symbol for The Toronto-Dominion Bank, one of Canada’s largest multinational banking and financial services institutions.
-
C.
TD
TD is a UK postcode area covering parts of the Scottish Borders and northern England, including towns such as Galashiels and Berwick-upon-Tweed.
-
D.
DT
DT is the widely used nickname for Diana Taurasi, a legendary American professional basketball player regarded as one of the greatest in WNBA history.
-
E.
T.D.
T.D. is the anthropomorphic dolphin mascot who entertains fans and represents the Miami Dolphins NFL team at games and events.
- 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: TDY Target entity description: TDY is the stock ticker symbol for Teledyne Technologies Incorporated, a U.S.-based industrial conglomerate specializing in instrumentation, digital imaging, aerospace, and defense electronics.
-
A.
TD
TD is the two-letter ISO 3166-1 alpha-2 country code assigned to Chad.
-
B.
TD
TD is the stock ticker symbol for The Toronto-Dominion Bank, one of Canada’s largest multinational banking and financial services institutions.
-
C.
TD
TD is a UK postcode area covering parts of the Scottish Borders and northern England, including towns such as Galashiels and Berwick-upon-Tweed.
-
D.
DT
DT is the widely used nickname for Diana Taurasi, a legendary American professional basketball player regarded as one of the greatest in WNBA history.
-
E.
T.D.
T.D. is the anthropomorphic dolphin mascot who entertains fans and represents the Miami Dolphins NFL team at games and events.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf | stock ticker symbol ⓘ |
| associatedWithIndexFamily | S&P U.S. indices GENERATED ⓘ |
| componentOf | S&P 500 Index NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currency | US dollar ⓘ |
| exchangeCountry | United States NERFINISHED ⓘ |
| foundedAsTicker | 1999 ⓘ |
| hasBusinessSegment |
Aerospace and Defense Electronics
NERFINISHED
ⓘ
Digital Imaging ⓘ Engineered Systems ⓘ Instrumentation ⓘ |
| hasCEO | Robert Mehrabian NERFINISHED ⓘ |
| hasChairman | Robert Mehrabian NERFINISHED ⓘ |
| hasCorporateWebsite | https://www.teledyne.com/ ⓘ |
| hasCUSIP | 879360105 ⓘ |
| hasISIN | US8793601050 ⓘ |
| hasMarket | NYSE primary equity market NERFINISHED ⓘ |
| hasPrimaryListing | New York Stock Exchange NERFINISHED ⓘ |
| hasReportingStandard | US GAAP NERFINISHED ⓘ |
| headquartersLocation | Thousand Oaks, California, United States NERFINISHED ⓘ |
| industry |
Aerospace and defense
ⓘ
Electronic instruments and controls ⓘ Industrial conglomerates ⓘ |
| issuerHeadquartersCity | Thousand Oaks NERFINISHED ⓘ |
| issuerHeadquartersCountry | United States NERFINISHED ⓘ |
| issuerHeadquartersState | California NERFINISHED ⓘ |
| issuerIncorporationState | Delaware NERFINISHED ⓘ |
| issuerName | Teledyne Technologies Incorporated NERFINISHED ⓘ |
| issuerSectorClassification | Aerospace & Defense ⓘ |
| legalFormOfIssuer | public company ⓘ |
| listedOn | New York Stock Exchange ⓘ |
| previousParentCompany | Teledyne Inc. NERFINISHED ⓘ |
| regulator | U.S. Securities and Exchange Commission NERFINISHED ⓘ |
| represents | Teledyne Technologies Incorporated NERFINISHED ⓘ |
| sector | Industrials ⓘ |
| securityType | common stock ⓘ |
| specializesIn |
aerospace electronics
ⓘ
defense electronics ⓘ digital imaging ⓘ instrumentation ⓘ |
| spunOffFrom | Allegheny Teledyne Incorporated NERFINISHED ⓘ |
| tradedAs | NYSE:TDY NERFINISHED ⓘ |
| tradingHoursTimeZone | US Eastern Time NERFINISHED ⓘ |
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: TDY Description of subject: TDY is the stock ticker symbol for Teledyne Technologies Incorporated, a U.S.-based industrial conglomerate specializing in instrumentation, digital imaging, aerospace, and defense electronics.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.