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KRX in English
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NewsfeedInsightsEarningsBroker research
AI Value ChainAPI overviewPricingDocumentationPlan & billing
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Market Pulse

Daily · Sep 17, 2026 · data.go.kr + ECOS
KOSPI
6,715.41
-2.56 (-0.04%)
KOSDAQ
822.18
+6.20 (+0.76%)
KOSPI 200
1,058.27
-1.78 (-0.17%)
USD/KRW
1,382.20
Standard APIOverviewPricingDocumentationAccount
Standard API · Company lookup

Korean stock API for ticker lookup, company pages, and research workflows.

Company lookup is included in Standard API alongside financials and filing records. Connect six-character alphanumeric Korean tickers to English company names, market identifiers, and DART source links within the 313-company coverage list.

Built for applications that need to identify Korean listed companies, link to source-backed pages, and add fundamentals to Korean stock research flows.

View pricingRead documentation
Ticker format
6 characters

Alphanumeric stock codes; retain leading zeros in codes such as 005930.

Coverage
313 companies

Top 200 KOSPI and top 100 KOSDAQ companies by market capitalization, plus AI Value Chain companies.

Sources
DART + public files

Company identity, reported financials, and filing references.

Included data

What the API returns

Ticker lookup

Find covered companies through the company-discovery endpoint, then use their six-character alphanumeric tickers across financial and filing endpoints.

Company identity

English name, Korean listed name, market segment, DART corporation code, and available issuer metadata.

Public company pages

Link readers to English stock pages for source-labeled company research. These website pages complement the API; they are not JSON endpoints.

Financial data, not quotes

The public research pages may show delayed or daily reference context, but the Standard API is not a quote or price-history feed.

Sample Request

Try ticker 005930

curl https://www.koreantickers.com/v1/companies/005930/fundamentals \
  -H "Authorization: Bearer $KOREANTICKERS_API_KEY" \
  -H "Accept: application/json"
Standard API responses include source and nullability metadata so downstream tools can distinguish unavailable facts from reported zero values.
Endpoints

Authenticated API paths

Company discovery
GET /v1/companies

Find the companies included in Standard API coverage.

Reporting periods
GET /v1/companies/{ticker}/periods

The latest eight retained reporting slots and their filing links.

Data coverage
GET /v1/companies/{ticker}/coverage

Check available Standard datasets before a scheduled refresh.

Fundamentals
GET /v1/companies/{ticker}/fundamentals

Company identity, financial metrics, and data availability.

Filings
GET /v1/companies/{ticker}/filings

DART filing chronology and source links.

Use Cases

Where this fits

Ticker search

Route 005930, Samsung Electronics, and Korean listed names to one English company page.

Sector workflows

Build Korean semiconductor, battery, defense, shipbuilding, robotics, or platform company lists.

Reference linking

Send readers from newsletters, reports, and dashboards to source-labeled Korean stock pages.

Data sources

Built around traceable public records

Market reference fields are not represented as an exchange quote feed or included as raw price-history inventory.

DART filing links and source identifiers are preserved where available.

Korean Tickers pages and APIs are informational research infrastructure, not trading recommendations.

Explore further

One Standard API

Company lookup and DART financials are included in the same Standard API plan. Explore the use cases and source material below.

Standard API overviewStocksSamsung ElectronicsSK hynix
Korean Tickers·Research reference for Korean listed companies.
API overviewPricingDocumentationPlan & billing
Prices use KIS quote snapshots with data.go.kr daily fallback. Financials use DART; macro data uses ECOS.·Market data is informational and not investment advice.
KIS snapshots are refreshed every 30 minutes and are not a streaming quote feed.·Sources
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