Ajusteel아주스틸
139990 · KOSPI · ₩139990 · 아주스틸
- Market cap
- ₩83B
- Enterprise value
- ₩646B
- P/E
- —
- P/B
- 0.6×
- Dividend yield
- 0.0%
- ROE
- −27.8%
- Net margin
- −3.4%
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−52.9% from the high
₩1,955Today: ₩2,110 – ₩2,190₩4,545
Returns
- 1W−4.5%
- 1M−0.2%
- 3M+4.1%
- 6M−51.9%
- YTD−35.8%
- 1Y−34.9%
- Volume today
- 13,649
- 0.5× the 20-day average
- Traded today
- ₩29M
- Listed shares
- 38,755,414
- EPS (12 months)
- −₩942
- Earnings yield −44.0%
Upcoming dates
Full calendar →🎁 Gift this stock
Send a friend ₩100,000 of paper money in this stock. They get it when they join.
Signals
Quiet- BuzzQuietBuzz 33 of 100 (50 is a normal day for this stock).
- MomentumFlat0.2% over the last month; the price is below its 20-day average.
- News impactLow1 news items and filings in two weeks; 0 rated high impact, 0 medium.
Signals describe activity, not recommendations. Not financial advice.
Ajusteel stock overview
Ajusteel (아주스틸, KRX: 139990) is listed on KOSPI, in the Steel & Materials sector. The company, founded in 1999 in Gumi, North Gyeongsang Province, South Korea, is a steel manufacturer that produces high-quality color-coated steel sheets by surface-treating steel materials such as cold-rolled steel and aluminum sheets to add new properties, colors, and patterns. Its shares closed at ₩2,140 on Oct 27, 2026, up 0.47% on the day, giving it a market value of ₩83B.
Key facts
- Market cap
- ₩83B
- Sector
- Steel & Materials
- Latest price change
- +0.47%
- As of
- Oct 27, 2026
- Main business
- The company, founded in 1999 in Gumi, North Gyeongsang Province, South Korea, is a steel manufacturer that produces high-quality color-coated steel sheets by surface-treating steel materials such as cold-rolled steel and aluminum sheets to add new properties, colors, and patterns.
Quick answers about Ajusteel
- What does Ajusteel do?
- The company, founded in 1999 in Gumi, North Gyeongsang Province, South Korea, is a steel manufacturer that produces high-quality color-coated steel sheets by surface-treating steel materials such as cold-rolled steel and aluminum sheets to add new properties, colors, and patterns. Its products are used in premium video and home appliances (such as TVs, refrigerators, and washing machines), building materials (including exterior and interior panels, fire doors, and solar mounting structures), automotive parts (such as battery cases and trailer components), and other industries. Its major customers include Samsung Electronics and LG Electronics, and it operates through subsidiaries including Aju Steel USA and Aju Poland.
- What is the market cap of Ajusteel?
- The market capitalisation of Ajusteel was ₩83B at the close on Oct 27, 2026.
- Who are the largest shareholders of Ajusteel?
- According to the latest official filings, the largest reported holders are Dongkuk C&M (66.93%, as of Jun 12, 2026); National Pension Service (0.22%, as of Dec 31, 2025); Yoon Mi-sook (0.11%, as of Jan 8, 2025).
- When is the next earnings report from Ajusteel?
- Korean companies rarely announce results dates in advance. Based on when Ajusteel filed the same report in past years, its next 3q results is expected around Nov 14, 2026.
- Does the National Pension Service own Ajusteel?
- Yes. The National Pension Service held 0.22% of Ajusteel shares as of Dec 31, 2025.
Company profile
The company, founded in 1999 in Gumi, North Gyeongsang Province, South Korea, is a steel manufacturer that produces high-quality color-coated steel sheets by surface-treating steel materials such as cold-rolled steel and aluminum sheets to add new properties, colors, and patterns. Its products are used in premium video and home appliances (such as TVs, refrigerators, and washing machines), building materials (including exterior and interior panels, fire doors, and solar mounting structures), automotive parts (such as battery cases and trailer components), and other industries. Its major customers include Samsung Electronics and LG Electronics, and it operates through subsidiaries including Aju Steel USA and Aju Poland.
Written by AI from the company's latest annual report.
- Korean name
- 아주스틸
- Sector
- Steel & Materials
- Themes
- Steel
- Business group
- Dongkuk
- CEO
- 이현식
- Founded
- Oct 1999
- Listed
- Aug 2021
- Listed shares
- 38,755,414
- Fiscal year ends
- Month 12
- Website
- www.ajusteel.com
Similar companies
- POSCO Holdings005490 · ₩22T₩276,000+2.41%
- Korea Zinc010130 · ₩18T₩856,000+1.30%
- Hyundai Steel004020 · ₩3.5T₩26,250−0.19%
- Poongsan103140 · ₩1.6T₩57,800+1.05%
- SeAH Besteel Holdings001430 · ₩1.1T₩31,300−1.26%
- Sama Aluminium006110 · ₩942B₩62,300+9.11%
- HVM295310 · ₩721B₩57,0000.00%
- Sung Kwang Bend014620 · ₩680B₩25,600+0.39%
Recent filings
See all- Decision on Increase in Short-Term BorrowingsOct 28, 2026
- Disclosure on Large Business Group Status [Quarterly Disclosure (For Individual Company)]Aug 31, 2026
- Half-year report (Jun 2026)Aug 14, 2026
- Matters Concerning Payment Amounts by Payment Method and Payment Period, and Dispute Mediation BodiesAug 14, 2026
- [Attached Correction] Major Matters Report (Decision on Early Acquisition of Bonds with Warrants Treasury Stock Before Maturity)Jul 9, 2026
Titles in Korean until English translations are added.
Also known as: Ajusteel / 아주스틸 / 139990 / KRX:139990
Source: KRX statistical information