Finance & Economy › Finance › Stocks, Securities & Bonds — Public Data APIs

Open APIs related to Stocks, Securities & Bonds, within Finance & Economy › Finance on the Public Data Portal. 30 REST APIs, sorted by most requested. Click a name to go to its application page on the Public Data Portal. Search & filter on the main explorer.

  1. Financial Services Commission – Disclosure Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-01-02
    1,307 requests

    Disclosure information is data providing disclosure items prepared to timely communicate major management matters of listed corporations or matters having a significant impact on investment judgments to investors. The data consists of the following 32 operations: dividend disclosure information inquiry, capital increase decision disclosure information inquiry, free capital increase decision disclosure information inquiry, paid-and-free capital increase decision disclosure information inquiry,…

    RESTAuto-approvedNo restriction
  2. Financial Services Commission – Stock loan information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    869 requests

    Stock loan information is data that provides various statistical information such as rankings by stock loan transaction item, status by industry/participant, and comparison of loan balances by transaction entity. Major items include top stock loan rankings, transaction status by stock and industry, monthly loan scale, balance and trading volume statistics by domestic/foreigners. <Precautions when querying data> Parameters…

    RESTAuto-approvedCommercial use prohibited
  3. Financial Services Commission – Bond Issuance Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    842 requests

    채권발행정보는 기준일자, 법인등록번호 또는 채권발행인명을 기준으로 채권 관련 주요 정보를 제공하는 데이터입니다. 제공 항목에는 채권종류별 발행·만기 현황, 발행자별 발행종목 내역, 채권 원리금 지급 정보 등이 포함됩니다. 주요 세부 항목에는 발행금액, 납입금액, 표면이율, 금리구분(고정·변동), 발행통화…

    RESTAuto-approvedCommercial use prohibited
  4. Financial Services Commission – Basic Bond Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-01
    763 requests

    Basic bond information is data that provides key information on bonds based on the reference date, corporate registration number, or bond issuer name. Provided items include bond coupon rate, bond rank classification, bond balance, bond payment amount, issuance amount, issuance date, maturity date, issuance currency, interest payment cycle, interest rate classification (fixed/variable), tax classification, bond interest type (coupon/discount), guarantee type,…

    RESTAuto-approvedCommercial use prohibited
  5. Financial Services Commission – Stock Rights Schedule Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    671 requests

    Stock rights schedule information is data that provides right exercise schedule information related to stocks of listed corporations. You can check detailed schedules such as rights date, record date, and payment date by reason for various right exercises that can affect shareholders, such as additional stock allotment, cash dividend payment, and changes in the number of stocks, such as dividends, free capital increases, paid-in capital increases, stock exchanges, and capital reductions.…

    RESTAuto-approvedCommercial use prohibited
  6. Financial Services Commission – Short-Term Financial Securities Issuance Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    579 requests

    Short-term financial securities issuance information is data that comprehensively provides the issuance status of short-term financial products based on the base date and issuing institution (corporate registration number, etc.). <Precautions when querying data> When querying without parameters, it takes a long time and causes a timeout, so essential parameters are specified. - Parameter conditions: When querying, the below…

    RESTAuto-approvedCommercial use prohibited
  7. Financial Services Commission – Financial Company Disclosure Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-01-02
    496 requests

    Financial company disclosure information is data providing disclosure items to provide external stakeholders with major changes related to financial companies, such as management and finance. Through various corporate disclosure information such as dividends, paid-in/free capital increases, shareholder meeting convocations, asset transfers, business suspensions, lawsuits, and mergers, you can comprehensively understand changes in financial companies' governance structures and financial activities.…

    RESTAuto-approvedNo restriction
  8. Financial Services Commission – International Transaction Stock Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-01
    366 requests

    International transaction stock information is data providing overseas-issued DR (Depositary Receipt) related information based on the reference date and corporate registration number. It consists of a total of 2 operations: ① Through DR stock inquiry, DR issuing company name, stock type, short stock code, ISIN code, exchange information, depositary institution name, and former…

    RESTAuto-approvedCommercial use prohibited
  9. Financial Services Commission – Stock loan transaction information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    366 requests

    Stock loan transaction information provides details related to stock loan transactions of listed stocks and trends by participant. You can check the transaction amount and number of shares by transaction date, trading status by stock, loan scale by participant type, and loan balance trends. The balance amount is calculated by multiplying the closing price by the balance shares for that date. The data is listed based on the date…

    RESTAuto-approvedCommercial use prohibited
  10. Financial Services Commission – Stock Distribution and Accident Stock Certificate Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    296 requests

    주식분포및사고주권정보는 주식 발행기업의 권리행사 기준일자를 중심으로 주식의 분포 현황과 사고주권 발생 여부를 조회할 수 있는 데이터입니다. 주식분포 항목에는 주주 인원 수, 인원 비율, 발행 주식 수, 주식 분포 지역 등이 포함되며, 사고주권 항목에는 사고증권 번호, 사고구분 사유(예: 제권판결, 압류 …

    RESTAuto-approvedCommercial use prohibited
  11. Financial Services Commission – Bond Rights Exercise Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-06-05
    278 requests

    Bond rights exercise information is data that allows users to query bond-related rights exercise details based on base date, corporate registration number, and bond issuer name. <Precautions when querying data> Querying without parameters takes a long time and causes a timeout, so mandatory parameters have been designated. - Parameter conditions: When querying, the mandatory requirements below…

    RESTAuto-approvedCommercial use prohibited
  12. Financial Services Commission – Stock Registration and Deposit Availability Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-06-05
    278 requests

    Stock registration and deposit availability information is data that allows users to check whether a specific stock can be registered and deposited with the Korea Securities Depository. Based on the base date, stock code, issuing company name, etc., it provides information such as registration and deposit availability, deposit availability date, registration classification, listing classification, number of issued shares, face value, and issuing market. <Precautions when querying data> Parameters…

    RESTAuto-approvedCommercial use prohibited
  13. Financial Services Commission – REPO Transaction Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-23
    275 requests

    REPO transaction information is data providing transaction status and balance information for Repurchase Agreements (REPO). The data consists of the following 3 operations: ① Individual transaction information inquiry: A function to check transaction date, buyer/seller classification, transaction amount, transaction interest rate, etc. based on criteria such as base date and transaction type code ② Balance amount by purchased securities…

    RESTAuto-approvedCommercial use prohibited
  14. Financial Services Commission – Bond Rights Schedule Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-04-20
    219 requests

    Bond rights schedule information is data that provides rights exercise schedule information for listed bonds that allow bondholders to exercise rights related to bonds. Based on the reference date, corporate registration number, and bond issuer name, you can check information such as bond interest payment dates, maturity dates, bond issuance amounts, and rights reference dates by issue. This data consists of a single operation…

    RESTAuto-approvedCommercial use prohibited
  15. Financial Services Commission – Crowdfunding Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-04-20
    219 requests

    Crowdfunding information is data that provides information on crowdfunding issuers that raised funds through online small-investment brokerage intermediaries. Information such as issuer name, representative name, issuance amount, issuance date, securities type, quantity of securities, issuer industry, and location is included. This data consists of 1 operation. The operation is as follows. ①…

    RESTAuto-approvedCommercial use prohibited
  16. Financial Services Commission – REPO Issue Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-04-20
    211 requests

    REPO issue information is data providing interest rate information of issues utilized in repurchase agreement (REPO) transactions. The data consists of a single operation, and based on the base date and issue number, it provides information such as issue name, issue classification, market classification, coupon rate, maturity date, issuing institution, interest rate classification, and issue amount. Detailed information of the operation is…

    RESTAuto-approvedCommercial use prohibited
  17. Financial Services Commission – Financial Statistics Securities Company Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-17
    182 requests

    Financial statistics securities company information is data providing general status, financial status, major management indicators, business activity performance, and press release-based statistical information of securities companies centered on the reference year and month. It is organized into time-series data so that you can comprehensively check the organization size, asset status, profit structure, and performance by major business sector for each securities company. This data…

    RESTAuto-approvedNo restriction
  18. Financial Services Commission – ESG Index Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-07
    159 requests

    ESG index information allows you to check major statistical information related to the ESG index. This data consists of 1 operation. You can query the base date of the ESG index, ESG index name, ESG index ID, ESG index closing price, previous day change amount, previous day change ratio, number of index constituent stocks, ESG index trading volume, and trading value. ** Yoo…

    RESTAuto-approvedCommercial use prohibited
  19. Financial Services Commission – Stock Issuance Disclosure Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-11-27
    146 requests

    Stock issuance disclosure information allows you to check disclosure information related to stock issuance (stock issuance details, etc.). This data consists of 1 operation. Reference date, business year, corporate type classification name, corporate classification number, corporate name, corporate registration number, receipt number, total stock issuance count classification name, total expected stock issuance count, cumulative total issued stock count, cumulative reduced stock count, reduction…

    RESTAuto-approvedNo restriction
  20. Financial Services Commission – Corporate Governance Disclosure Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-11-27
    135 requests

    Corporate governance disclosure information allows you to check minor shareholder status, individual compensation payment, unregistered executive compensation payment details, etc. This data consists of 3 operations. Each operation is as follows. Minor shareholder status includes the number of minor shareholders, total number of shareholders, minor shareholder ratio, number of shares held, total number of issued shares, shareholding ratio, stock item code, etc.…

    RESTAuto-approvedNo restriction
  21. Financial Services Commission – Financial Statistics Common (Trust) Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-17
    133 requests

    Financial statistics common (trust) information is data providing trust-related statistics by financial sector. You can check the number of personnel, trust compensation amounts, and company status of securities firms, insurance companies, and real estate trust companies by standard year and month. This data consists of 6 operations. Each operation is as follows: 1. Inquiry on the number of personnel of securities firms: Securities…

    RESTAuto-approvedNo restriction
  22. Financial Services Commission – Fund Product Sales Status Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-04-02
    130 requests

    Fund product sales status information allows you to check information related to fund product sales. This data consists of 3 operations. Provides sales status by fund type, sales status by sales institution, and sales status by customer type.** Notes ** ① The information provided in this service was prepared under the responsibility of the data provider,…

    RESTAuto-approvedCommercial use prohibited
  23. Financial Services Commission – Financial Statistics Common (Derivatives) Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-17
    128 requests

    Financial Statistics Common (Derivatives) Information is data that provides derivatives-related statistics of financial companies based on the base year-month and business sector classification. By business sector, you can check the overall derivatives status, trust-related derivatives status, items by accounting treatment standard, etc., and it is provided to enable time-series statistical analysis. This data consists of 2 operations.…

    RESTAuto-approvedNo restriction
  24. Financial Services Commission – Fund Raising Disclosure Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-01-02
    125 requests

    Fund raising disclosure information allows you to check the details of fund usage through public offering and private placement methods, as well as issuance performance and outstanding balance status of various types of debt securities. This data consists of 8 operations. Each operation is as follows. ① Public offering fund usage details inquiry: Queries detailed usage history of funds raised through public offering. ②…

    RESTReview requiredNo restriction
  25. Financial Services Commission – ESG securities product information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-07
    112 requests

    ESG securities products allow you to check statistical information related to ESG securities. This data consists of 1 operation. You can query the base date of the ESG securities product, ESG securities product name, ESG securities product code, ESG securities product closing price, price change amount compared to the previous day, price change rate compared to the previous day, number of listed units, ESG securities product trading volume, and trading value.…

    RESTAuto-approvedCommercial use prohibited
  26. Financial Services Commission – Social bond information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2026-09-07
    107 requests

    사회적채권정보는 사회적 가치를 창출하는 프로젝트에 사용된 채권 발행 정보를 제공하는 데이터입니다. 기준일자, 발행기관, 표준코드, 채권종류, 종목명, 발행일, 상장일, 상환일, 표면이자율, 발행금액, 상장잔액, 채권유형 등의 항목을 포함하며, 발행 이력과 현재 유통 현황을 확인할 수 있습니다.이 데이터는…

    RESTAuto-approvedCommercial use prohibited
  27. Financial Services Commission – Bond Lending and Borrowing Transaction Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-17
    78 requests

    Bond lending and borrowing transaction information is data providing various statistics on lending and borrowing transactions of listed bonds. Detailed information such as bond-specific lending and borrowing execution details, market-wide transaction trends, and trading volume by investor type can be checked. This data consists of 3 operations. Each operation is as follows: ① Bond lending and borrowing transaction details inquiry:…

    RESTAuto-approvedCommercial use prohibited
  28. Financial Services Commission – Asset Management Company Business Activity Statistics

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-17
    76 requests

    Asset management company business activity statistics data provides statistics on key business activities of asset management companies. It consists of information to understand overall asset management activities, such as securities and derivatives trading status, discretionary investment contracts and fee income, and property management details. This data consists of 6 operations. Each operation is …

    RESTReview requiredNo restriction
  29. Financial Services Commission – Investment Advisory Company Business and Management Indicator Statistics Information

    Financial Services Commission · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-17
    66 requests

    투자자문사 영업 및 경영지표통계정보는 투자자문사 및 투자일임업자의 주요 영업실적과 경영 건전성 현황을 제공하는 데이터입니다. 자산 건전성 분류, 고정이하 자산비율, 증권 및 파생상품 거래 현황, 투자일임 수수료 수입, 계약 체결 현황, 재산 보유 규모 및 운용 현황 등 투자자문사의 경영 전반을 종합적으로…

    RESTReview requiredNo restriction
  30. Korea Development Bank – Industrial Finance Bond Product Information

    Korea Development Bank · Nationwide · Finance & Economy › Finance › Stocks, Securities & Bonds · Updated 2025-07-09
    56 requests

    Korea Development Bank industrial finance bond product information provision data (data provided from June 23, 2020). Industrial finance bonds are abbreviated as KDB bonds and refer to bonds issued by the Korea Development Bank. For individuals or sole proprietors, there is a product called New Start Industrial Finance Bond, and preferential interest rate requirements are met based on the basic interest rate announced on the subscription date.…

    RESTAuto-approvedNo restriction
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