J Steel Company Holdings
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
J Steel Company Holdings makes mild-steel wire rod, a long, coiled steel product used as a raw material in construction, fasteners, and manufactured goods, along with coiled rebar and deformed rebar for the building industry.
It supplies these products primarily to the domestic South Korean market. Listed on KOSDAQ, Korea's small-cap and technology-oriented stock exchange, the company earns nearly all of its revenue from mild-steel wire rod, with coiled rebar accounting for only a small fraction of sales.
Summary is AI-generated and may contain errors · figures from DART filings
J Steel Company Holdings in five facts
What does J Steel Company Holdings do?
J Steel Company Holdings makes mild-steel wire rod, a long, coiled steel product used as a raw material in construction, fasteners, and manufactured goods, along with coiled rebar and deformed rebar for the building industry.
Where is J Steel Company Holdings listed and in which sector?
J Steel Company Holdings (Korean name: 제이스코홀딩스) trades under KRX code 023440 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Materials sector, Steel.
How large is J Steel Company Holdings?
Its market capitalisation was US$35.4M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were J Steel Company Holdings's latest annual revenue and operating profit?
For fiscal year 2025, J Steel Company Holdings reported revenue of US$31M, an operating loss of US$6.4M and a net loss of US$24.2M, per its annual report on DART (data retrieved from DART on 2026-09-08). Revenue was up 44.7% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-08
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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)Oct 15
- [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.22M.
Ownership change · Oct 7 - Report on large shareholdings (5% rule) (standard)Sep 14
- [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.28M.
Ownership change · Sep 7 - [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.24M.
Ownership change · Aug 7 - Material event report (convertible bonds)
J Steel Company Holdings disclosed convertible bonds to raise US$1.68M, about 5.3% of its market value.
Capital raise · Jul 14 - [Amended] Material event report (convertible bonds)
J Steel Company Holdings updated the terms of convertible bonds to raise US$1.68M, about 5.3% of its market value.
Capital raise · Jul 14 · 3 versions - [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.18M.
Ownership change · Jul 7 - [Amended] Material event report (convertible bonds)
J Steel Company Holdings updated the terms of convertible bonds to raise US$26M, about 85.2% of its market value.
Capital raise · Jun 22 - [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.17M.
Ownership change · Jun 8 - [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.3M.
Ownership change · May 4 - [Amended] Share-pledge agreement that may change the largest shareholder
J Steel Company Holdings's largest shareholder (Cadence System Co., Ltd.) pledged shares as loan collateral, securing up to US$1.39M.
Ownership change · Apr 7 - Early redemption of convertible bonds (incl. overseas CBs)Capital raise · Apr 6
- Change of 30% or more in revenue or profit/loss structure (15% for large companies)
J Steel Company Holdings reported consolidated results for FY2025: revenue of US$28.7M (+44.73% year on year), an operating loss of US$5.92M and a net loss of US$21.5M.
Earnings · Feb 27 - [Amended] Material event report (rights offering)
J Steel Company Holdings updated the terms of a private placement (third-party allotment) to raise US$694K, about 2.1% of its market value.
Capital raise · Feb 13 - Material event report (decision to sell own convertible bonds)Capital raise · Feb 11
- Securities issuance results (voluntary) (third-party placement)Capital raise · Feb 6
- [Amended] Material event report (rights offering)Capital raise · Jan 29
- [Amended] Material event report (rights offering)Capital raise · Jan 22
- [Amended] Material event report (rights offering)Capital raise · Jan 15
- [Amended] Material event report (rights offering)Capital raise · Jan 8
- [Amended] Share-pledge agreement that may change the largest shareholderOwnership change · Jan 7