Jntc
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Jntc makes toughened glass components, such as the protective cover glass on smartphone and tablet screens, and waterproof USB-C connectors used in mobile devices.
Listed on KOSDAQ, Korea's tech-focused small-cap board, it supplies these parts to consumer-electronics manufacturers, with Chinese smartphone brands forming a significant part of its customer base. Its business runs across two divisions: an advanced-materials segment centred on various glass products, and a connector segment; the company is actively broadening its glass portfolio beyond mobile cover glass into glass substrates for semiconductors and glass platters for hard-disk drives.
Summary is AI-generated and may contain errors · figures from DART filings
Jntc in five facts
What does Jntc do?
Jntc makes toughened glass components, such as the protective cover glass on smartphone and tablet screens, and waterproof USB-C connectors used in mobile devices.
Where is Jntc listed and in which sector?
Jntc (Korean name: 제이앤티씨) trades under KRX code 204270 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Information Technology sector, Components.
How large is Jntc?
Its market capitalisation was US$903.8M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Jntc's latest annual revenue and operating profit?
For fiscal year 2025, Jntc reported revenue of US$140.1M, an operating loss of US$58.9M and a net loss of US$69.1M, per its annual report on DART (data retrieved from DART on 2026-06-04). Revenue was down 32.0% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-06-04
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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 large shareholdings (5% rule) (standard)Sep 30
- DisclosureSep 21
- Rights offering (paid-in capital increase) decision (subsidiary)Capital raise · Sep 10
- Decision to acquire shares/equity in another company
Jntc disclosed an acquisition of JNTC VINA Co., Ltd, worth US$39.9M.
M&A · Sep 10 - Report on large shareholdings (5% rule) (standard)Sep 3
- Rights offering (paid-in capital increase) decision (subsidiary)Capital raise · Jun 15
- Decision to acquire shares/equity in another company
Jntc disclosed an acquisition of JNTC VINA Co., Ltd, worth US$20.1M.
M&A · Jun 15 - Rights offering (paid-in capital increase) decision (voluntary) (subsidiary)Capital raise · Mar 19
- Decision to acquire shares/equity in another company
Jntc disclosed an acquisition of JNTC VINA Co., Ltd, worth US$14.8M.
M&A · Mar 19 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Jntc reported consolidated results for FY2025: revenue of US$121M (−36.49% year on year), an operating loss of US$48.7M and a net loss of US$58.2M.
Earnings · Feb 27