Sungmoon Electronics성문전자
014910 · KOSPI · ₩014910 · 성문전자
- Market cap
- ₩35B
- Enterprise value
- ₩56B
- P/E
- 10.9×
- P/B
- 0.7×
- Dividend yield
- 0.3%
- ROE
- 6.3%
- Net margin
- 5.7%
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−61.2% from the high
₩1,039Today: ₩1,565 – ₩1,618₩4,150
Returns
- 1W−5.2%
- 1M−18.4%
- 3M+10.8%
- 6M−20.2%
- YTD+6.1%
- 1Y+35.0%
- Volume today
- 143,126
- 1.0× the 20-day average
- Traded today
- ₩228M
- Listed shares
- 21,857,257
- EPS (12 months)
- ₩148
- Earnings yield 9.2%
Upcoming dates
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Signals
Quiet- BuzzQuietBuzz 42 of 100 (50 is a normal day for this stock).
- MomentumWeak-17.6% over the last month; the price is below its 20-day average.
Signals describe activity, not recommendations. Not financial advice.
Sungmoon Electronics stock overview
Sungmoon Electronics (성문전자, KRX: 014910) is listed on KOSPI, in the Electronic components sector. Sungmoon Electronics is a Korean company that makes metallized films used in capacitors, with production in Korea and China through its Qingdao subsidiary, and sells mainly to capacitor manufacturers, with most sales made overseas. Its shares closed at ₩1,611 on Oct 28, 2026, up 2.09% on the day, giving it a market value of ₩35B.
Key facts
- Market cap
- ₩35B
- Sector
- Electronic components
- Latest price change
- +2.09%
- As of
- Oct 28, 2026
- Main business
- Sungmoon Electronics is a Korean company that makes metallized films used in capacitors, with production in Korea and China through its Qingdao subsidiary, and sells mainly to capacitor manufacturers, with most sales made overseas.
Quick answers about Sungmoon Electronics
- What does Sungmoon Electronics do?
- Sungmoon Electronics is a Korean company that makes metallized films used in capacitors, with production in Korea and China through its Qingdao subsidiary, and sells mainly to capacitor manufacturers, with most sales made overseas. Its other business, Sungmoon D&M, provides direct mail printing, automated mailing, parcel delivery and storage and logistics services to customers in Korea.
- What is the market cap of Sungmoon Electronics?
- The market capitalisation of Sungmoon Electronics was ₩35B at the close on Oct 28, 2026.
- Who are the largest shareholders of Sungmoon Electronics?
- According to the latest official filings, the largest reported holders are Shin Dong-yeol (25.75%, as of Mar 14, 2025); Shin Jun-seop (21.85%, as of Jul 20, 2026); Shin Seung-seop (6.26%, as of Sep 15, 2026).
- When is the next earnings report from Sungmoon Electronics?
- Korean companies rarely announce results dates in advance. Based on when Sungmoon Electronics filed the same report in past years, its next 3q results is expected around Nov 14, 2026.
- Does the National Pension Service own Sungmoon Electronics?
- Yes. The National Pension Service held 0.02% of Sungmoon Electronics shares as of Dec 31, 2021.
Company profile
Sungmoon Electronics is a Korean company that makes metallized films used in capacitors, with production in Korea and China through its Qingdao subsidiary, and sells mainly to capacitor manufacturers, with most sales made overseas. Its other business, Sungmoon D&M, provides direct mail printing, automated mailing, parcel delivery and storage and logistics services to customers in Korea.
Written by AI from the company's latest annual report.
- Korean name
- 성문전자
- Sector
- Electronic components
- Themes
- Smartphone parts
- CEO
- 신준섭
- Founded
- Jul 1980
- Listed
- Mar 1990
- Listed shares
- 21,857,257
- Fiscal year ends
- Month 12
- Website
- www.smec-korea.co.kr
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Recent filings
See all- Insider shareholding reportSep 15, 2026
- Amended: Acquisition of shares in another companySep 11, 2026
- Half-year report (Jun 2026)Aug 14, 2026
- 5%+ holding reportJul 20, 2026
- Disclosure of Corporate Governance ReportMay 20, 2026
Titles in Korean until English translations are added.
Also known as: Sungmoon Electronics / 성문전자 / 014910 / KRX:014910
Source: KRX statistical information