DIO
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
DIO makes dental implants, the artificial tooth roots and crowns that dentists use to replace missing teeth.
Its products are used by dental clinics and oral surgeons. The company is listed on KOSDAQ, South Korea's technology and small-cap stock exchange. Because the filing text supplied contains only a document index rather than a full business description, further detail about its product mix or supply-chain position cannot be confirmed from the available source.
Summary is AI-generated and may contain errors · figures from DART filings
DIO in five facts
What does DIO do?
DIO makes dental implants, the artificial tooth roots and crowns that dentists use to replace missing teeth.
Where is DIO listed and in which sector?
DIO (Korean name: 디오) trades under KRX code 039840 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Health Care sector, Medical Devices.
How large is DIO?
Its market capitalisation was US$106.9M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were DIO's latest annual revenue and operating profit?
For fiscal year 2025, DIO reported revenue of US$123.8M, operating profit of US$7.6M and a net loss of US$1M, per its annual report on DART (data retrieved from DART on 2026-09-08). Revenue was up 37.1% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-08
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, converted from won at 1 USD ≈ ₩1,325 (2026-10-21 close)
- Company data updated
- 2026-10-21
- Company summary
- AI-generated from filings; may contain errors. Information only, not investment advice.
- Material event report (treasury share acquisition)
DIO disclosed a plan to buy back its own shares worth US$2.26M, about 2.4% of its market value.
Treasury Shares · Oct 19 - Investor relations (IR) meetingOct 8
- Treasury share trust terminated: results reportSep 3
- Treasury share disposal: results reportTreasury Shares · May 18
- Material event report (treasury share disposal)
DIO disclosed a plan to sell treasury shares worth US$68.5K, about 0.1% of its market value.
Treasury Shares · Apr 30 - Operating results (consolidated) (preliminary) (fair disclosure)
DIO filed provisional (unaudited) consolidated results for Q1 2026: revenue of US$27.9M (+15.4% year on year) and operating profit of US$2.81M (+173.2% year on year).
Earnings · Apr 16 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
DIO reported consolidated results for FY2025: revenue of US$114M (+37.1% year on year), operating profit of US$7M (from a loss a year earlier) and a net loss of US$944K.
Earnings · Feb 12 - Treasury share disposal: results reportTreasury Shares · Feb 9
- Material event report (treasury share disposal)Treasury Shares · Jan 28