Sungmoon Electronics
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Sungmoon Electronics makes metal-deposited plastic film used inside capacitors, components that store and release electrical energy in electronic circuits.
It supplies this material to capacitor manufacturers, who in turn use it in products such as electric-vehicle charging systems, solar and wind-power inverters, and industrial power electronics. Listed on KOSPI, Korea's main stock exchange, the company earns the large majority of its revenue from this single film product line, with a smaller direct-mail and parcel-delivery business making up the remainder.
Summary is AI-generated and may contain errors · figures from DART filings
The company operates through subsidiaries including units in China and India, giving it a multi-country manufacturing and supply footprint.
Sungmoon Electronics in five facts
What does Sungmoon Electronics do?
Sungmoon Electronics makes metal-deposited plastic film used inside capacitors, components that store and release electrical energy in electronic circuits.
Where is Sungmoon Electronics listed and in which sector?
Sungmoon Electronics (Korean name: 성문전자) trades under KRX code 014910 on KOSPI, the main board of the Korea Exchange. It is classified in the Information Technology sector, Components.
How large is Sungmoon Electronics?
Its market capitalisation was US$28M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Sungmoon Electronics's latest annual revenue and operating profit?
For fiscal year 2025, Sungmoon Electronics reported revenue of US$40.5M, operating profit of US$1.3M and net income of US$1.5M, per its annual report on DART (data retrieved from DART on 2026-06-04). Revenue was up 11.7% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-06-04
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Report on securities held by executives/major shareholdersSep 15
- [Amended] Decision to acquire shares/equity in another company
Sungmoon Electronics updated the disclosed terms of an acquisition, now worth US$1.2M.
M&A · Sep 11 - Treasury share disposal: results reportTreasury Shares · Feb 27
- [Amended] Material event report (treasury share disposal)
Sungmoon Electronics updated a disclosed plan to sell treasury shares worth US$1.58M, about 5.2% of its market value.
Treasury Shares · Feb 26 · 2 versions - [Amended] Cash/in-kind dividend decision
Sungmoon Electronics updated its declared cash dividend of US$0.00 per share.
Dividend · Feb 20 · 2 versions - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Sungmoon Electronics reported consolidated results for FY2025: revenue of US$37.1M (+11.8% year on year), operating profit of US$1.16M (+51.7% year on year) and net income of US$1.49M (−20.4% year on year).
Earnings · Feb 20