EM-Tech
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
EM-Tech makes small mechanical and acoustic components, including speaker units, vibration motors, and module assemblies, that go inside smartphones, smartwatches, and wireless earbuds, and it is expanding into automotive electronics and haptic modules.
Device makers and consumer-electronics brands are its broad customer base. Listed on KOSDAQ, Korea's tech-focused small-cap board, the company earns the large majority of its revenue from its components division, while a smaller products division covers electronic cigarettes and auto-injectors. Research and marketing are handled domestically, with manufacturing concentrated at overseas facilities in Vietnam, Indonesia, and China.
Summary is AI-generated and may contain errors · figures from DART filings
EM-Tech in five facts
What does EM-Tech do?
EM-Tech makes small mechanical and acoustic components, including speaker units, vibration motors, and module assemblies, that go inside smartphones, smartwatches, and wireless earbuds, and it is expanding into automotive electronics and haptic modules.
Where is EM-Tech listed and in which sector?
EM-Tech (Korean name: 이엠텍) trades under KRX code 091120 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Information Technology sector, Components.
How large is EM-Tech?
Its market capitalisation was US$86.4M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were EM-Tech's latest annual revenue and operating profit?
For fiscal year 2025, EM-Tech reported revenue of US$154.8M, an operating loss of US$15M and a net loss of US$9M, per its annual report on DART (data retrieved from DART on 2026-06-04). Revenue was up 22.4% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-06-04
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Investor relations (IR) meetingOct 19
- [Amended] Half-year report (2026.06)Sep 30
- Report on large shareholdings (5% rule) (standard)Sep 15
- Investor relations (IR) meetingSep 14
- Report on securities held by executives/major shareholdersSep 9
- Completion report on merger, etc. (merger)
EM-Tech completed its small-scale merger absorbing wholly owned subsidiary BSL Co., Ltd. on July 24, 2026, issuing no new shares since EM-Tech already held 100% of BSL; 470 shareholders holding 1,734,654 shares (10.97% of shares outstanding) objected but had no appraisal rights, and no creditors objected during the comment period.
M&A · Jul 24 - Share-pledge agreement tied to the largest shareholder terminated/cancelled
A previously disclosed share pledge on EM-Tech's largest shareholder (an individual) was released or cancelled, freeing collateral of US$2.75M.
Ownership change · Jun 10 - [Amended] Share-pledge agreement that may change the largest shareholder
EM-Tech's largest shareholder (an individual) pledged shares as loan collateral, securing up to US$8.52M.
Ownership change · Jun 8 - [Attachment amended] Material event report (merger)M&A · May 27
- [Attachment amended] Material event report (merger)M&A · May 26
- Material event report (merger)M&A · May 22
- [Amended] Share-pledge agreement that may change the largest shareholder
EM-Tech's largest shareholder (an individual) pledged shares as loan collateral, securing up to US$10.3M.
Ownership change · Apr 27 - Material event report (exchangeable bonds)
EM-Tech disclosed exchangeable bonds to raise US$11.2M, about 17.0% of its market value.
Capital raise · Apr 16 - [Amended] Share-pledge agreement that may change the largest shareholder
EM-Tech's largest shareholder (an individual) pledged shares as loan collateral, securing up to US$11M.
Ownership change · Mar 19 - [Amended] Share-pledge agreement that may change the largest shareholder
EM-Tech's largest shareholder (an individual) pledged shares as loan collateral, securing up to US$12.2M.
Ownership change · Feb 24 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
EM-Tech reported consolidated results for FY2025: revenue of US$141M (+22.5% year on year), an operating loss of US$13.6M and a net loss of US$8.15M.
Earnings · Feb 10 - [Amended] Share-pledge agreement that may change the largest shareholderOwnership change · Jan 26
- [Amended] Share-pledge agreement that may change the largest shareholderOwnership change · Jan 20