OE Solutions오이솔루션
138080 · KOSDAQ · ₩138080 · 오이솔루션
- Market cap
- ₩317B
- Enterprise value
- ₩329B
- P/E
- —
- P/B
- 4.1×
- Dividend yield
- 0.0%
- ROE
- −22.1%
- Net margin
- −26.4%
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−55.8% from the high
₩11,000Today: ₩24,550 – ₩25,800₩57,900
Returns
- 1W−10.0%
- 1M−7.6%
- 3M+80.7%
- 6M−32.6%
- YTD+95.6%
- 1Y+86.9%
- Volume today
- 172,571
- 0.6× the 20-day average
- Traded today
- ₩4.4B
- Listed shares
- 12,377,758
- EPS (12 months)
- −₩1,388
- Earnings yield −5.4%
Upcoming dates
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Why is it moving?
+6.4% on Oct 28, 2026.
- • Foreign investors bought a net ₩151M that day
We found no news, filing or broker report explaining it yet. Moves without news happen; it may come later.
Possible reasons, not certainties. Not financial advice.
Signals
Quiet- BuzzQuietBuzz 33 of 100 (50 is a normal day for this stock).
- MomentumWeak-9.7% over the last month; the price is below its 20-day average.
- News impactLow1 news items and filings in two weeks; 0 rated high impact, 0 medium.
Signals describe activity, not recommendations. Not financial advice.
OE Solutions stock overview
OE Solutions (오이솔루션, KRX: 138080) is listed on KOSDAQ, in the Electronics sector. The company researches, develops, manufactures and sells electronic, electrical and information and communication products, with its main business being optical transceivers and the core optical devices, such as laser diodes, used in them. Its shares closed at ₩25,600 on Oct 28, 2026, up 6.44% on the day, giving it a market value of ₩317B.
Key facts
- Market cap
- ₩317B
- Sector
- Electronics
- Latest price change
- +6.44%
- As of
- Oct 28, 2026
- Main business
- The company researches, develops, manufactures and sells electronic, electrical and information and communication products, with its main business being optical transceivers and the core optical devices, such as laser diodes, used in them.
Quick answers about OE Solutions
- What does OE Solutions do?
- The company researches, develops, manufactures and sells electronic, electrical and information and communication products, with its main business being optical transceivers and the core optical devices, such as laser diodes, used in them. Optical transceivers convert electrical signals into optical signals for transmission over optical fiber in communication equipment such as high-capacity routers and switches, and convert received optical signals back into electrical signals. Its products serve networks including 5G wireless, FTTH, CATV/MSO, telecom and datacenter markets, and it is expanding into overseas markets.
- What is the market cap of OE Solutions?
- The market capitalisation of OE Solutions was ₩317B at the close on Oct 28, 2026.
- Who are the largest shareholders of OE Solutions?
- According to the latest official filings, the largest reported holders are Park Chan (23.22%, as of Oct 1, 2026); Park Yong-gwan (5.76%, as of May 15, 2026); Suseong Asset Management (4.67%, as of Dec 2, 2025).
- When is the next earnings report from OE Solutions?
- Korean companies rarely announce results dates in advance. Based on when OE Solutions filed the same report in past years, its next 3q results is expected around Nov 14, 2026.
- Does the National Pension Service own OE Solutions?
- Yes. The National Pension Service held 0.17% of OE Solutions shares as of Dec 31, 2025.
Company profile
The company researches, develops, manufactures and sells electronic, electrical and information and communication products, with its main business being optical transceivers and the core optical devices, such as laser diodes, used in them. Optical transceivers convert electrical signals into optical signals for transmission over optical fiber in communication equipment such as high-capacity routers and switches, and convert received optical signals back into electrical signals. Its products serve networks including 5G wireless, FTTH, CATV/MSO, telecom and datacenter markets, and it is expanding into overseas markets.
Written by AI from the company's latest annual report.
- Korean name
- 오이솔루션
- Sector
- Electronics
- Themes
- Telecom & 5G
- CEO
- 박용관
- Founded
- Aug 2003
- Listed
- Feb 2014
- Listed shares
- 12,377,758
- Fiscal year ends
- Month 12
- Website
- www.oesolution.com
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Recent filings
See all- Insider shareholding reportOct 21, 2026
- Amended: Change of largest shareholderOct 1, 2026
- 5%+ holding reportOct 1, 2026
- Insider shareholding reportOct 1, 2026
- 5%+ holding reportSep 2, 2026
Titles in Korean until English translations are added.
Also known as: OE Solutions / 오이솔루션 / 138080 / KRX:138080
Source: KRX statistical information