DIO디오
039840 · KOSDAQ · ₩039840 · 디오
- Market cap
- ₩134B
- Enterprise value
- ₩172B
- P/E
- 6.1×
- P/B
- 0.7×
- Dividend yield
- 0.0%
- ROE
- 11.9%
- Net margin
- 12.7%
Trailing 12 months from filed financial statements, as of H1 2026. Dividend yield: the 2025 dividend per share from the annual report ÷ today's price.
52-week range−48.5% from the high
₩8,660Today: ₩9,850 – ₩10,200₩19,400
Returns
- 1W−3.0%
- 1M+5.9%
- 3M−16.8%
- 6M−42.7%
- YTD−40.9%
- 1Y−41.8%
- Volume today
- 54,122
- 0.6× the 20-day average
- Traded today
- ₩538M
- Listed shares
- 13,415,828
- EPS (12 months)
- ₩1,648
- Earnings yield 16.5%
Upcoming dates
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Signals
Quiet- BuzzQuietBuzz 36 of 100 (50 is a normal day for this stock).
- MomentumFlat3.2% over the last month; the price is above its 20-day average.
- News impactSome1 news items and filings in two weeks; 0 rated high impact, 1 medium.
Signals describe activity, not recommendations. Not financial advice.
DIO stock overview
DIO (디오, KRX: 039840) is listed on KOSDAQ, in the Medical & precision devices sector. The company manufactures and sells dental implants, the main product being artificial tooth implants, and also sells dental equipment and other medical devices as merchandise. Its shares closed at ₩9,990 on Oct 27, 2026, up 0.40% on the day, giving it a market value of ₩134B.
Key facts
- Market cap
- ₩134B
- Sector
- Medical & precision devices
- Latest price change
- +0.40%
- As of
- Oct 27, 2026
- Main business
- The company manufactures and sells dental implants, the main product being artificial tooth implants, and also sells dental equipment and other medical devices as merchandise.
Quick answers about DIO
- What does DIO do?
- The company manufactures and sells dental implants, the main product being artificial tooth implants, and also sells dental equipment and other medical devices as merchandise. Its implant products are sold domestically through a network of 27 direct sales offices and exported through overseas subsidiaries and distributors to hospitals and dental clinics. The company operates both in Korea and internationally through a group of overseas subsidiaries across many countries.
- What is the market cap of DIO?
- The market capitalisation of DIO was ₩134B at the close on Oct 27, 2026.
- Who are the largest shareholders of DIO?
- According to the latest official filings, the largest reported holders are Dio Holdings (41.94%, as of Apr 2, 2026); VANGUARD TOTAL INTERNATIONAL STOCK INDEX FUND (0.82%, as of Jul 31, 2026); VANGUARD DEVELOPED MARKETS INDEX FUND (0.57%, as of Jun 30, 2026).
- When is the next earnings report from DIO?
- Korean companies rarely announce results dates in advance. Based on when DIO filed the same report in past years, its next 3q results is expected between Nov 11, 2026 and Nov 14, 2026.
- Does the National Pension Service own DIO?
- Yes. The National Pension Service held 0.09% of DIO shares as of Dec 31, 2025.
Company profile
The company manufactures and sells dental implants, the main product being artificial tooth implants, and also sells dental equipment and other medical devices as merchandise. Its implant products are sold domestically through a network of 27 direct sales offices and exported through overseas subsidiaries and distributors to hospitals and dental clinics. The company operates both in Korea and internationally through a group of overseas subsidiaries across many countries.
Written by AI from the company's latest annual report.
- Korean name
- 디오
- CEO
- 김종원
- Founded
- Jan 1988
- Listed
- Jun 2000
- Listed shares
- 13,415,828
- Fiscal year ends
- Month 12
- Website
- dio.co.kr
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Recent filings
See all- Share buyback decisionOct 19, 2026
- Investor relations (IR) eventOct 8, 2026
- Trust Contract Termination Result ReportSep 3, 2026
- Results of Extraordinary Shareholders' MeetingAug 27, 2026
- Reference Document for Proxy Solicitation of Voting RightsAug 14, 2026
Titles in Korean until English translations are added.
Also known as: DIO / 디오 / 039840 / KRX:039840
Source: KRX statistical information