Isu Specialty Chemical
| Market cap | ₩2.5T |
| PE ratio | 384.47 |
| Forward PE | – |
| PB ratio | 18.37 |
| EPS | ₩219 |
| Dividend (yield) | – |
| Analysts (1–5) | – |
| Price target | – |
| Volume | 271,992 |
| Trading value | ₩22.6B |
| Day’s range | ₩80,500 – ₩84,800 |
| 52-week range | ₩44,400 – ₩131,800 |
| Foreign ownership KR | 4.68% |
| Foreign net buy (Oct 2) KR | −68,746 sh |
| Book value / share | ₩4,583 |
| Founded | 2023 |
Close (KRW) Foreign ownership, % of shares (right axis)
Foreign, institutional and retail net buying KR data
Shares by trading day; positive means net buying. Korea publishes investor-type flows for every stock — global sites such as Yahoo or StockAnalysis do not show them.
| Date | Close | Foreigners | Institutions | Retail | Foreign ownership |
|---|---|---|---|---|---|
| Oct 2 | ₩81,100 | −68,746 | +21,716 | +48,870 | 4.68% |
| Oct 1 | ₩78,400 | −61,247 | +595 | +62,129 | 4.97% |
| Sep 30 | ₩79,700 | +49,045 | +20,062 | −76,552 | 5.26% |
| Sep 29 | ₩68,000 | −59,819 | +1,656 | +57,337 | 4.94% |
| Sep 28 | ₩64,900 | −2,454 | −6,729 | +5,774 | 5.06% |
Financials
Annual, consolidated where available, KRW. Columns ending in E are analyst consensus estimates. Source: company filings (DART) via Naver Finance.
| Item | FY2023 | FY2024 | FY2025 | FY2026E |
|---|---|---|---|---|
| Revenue | ₩117.5B | ₩332.1B | ₩411.5B | ₩427.3B |
| Operating income | −₩6.1B | ₩14.2B | ₩1.6B | ₩26.7B |
| Net income | −₩6.2B | ₩10.5B | ₩800.0M | ₩5.5B |
| Operating margin | −5.21% | 4.28% | 0.39% | 6.25% |
| Return on equity | – | 9.70% | 0.60% | 4.05% |
| Debt-to-equity | 129.46% | 146.23% | 175.79% | – |
| EPS | −₩333 | ₩355 | ₩25 | ₩182 |
| Dividend per share | – | – | – | – |
Peers
| LG Chem 051910 | ₩279,000 | +6.29% |
| POSCO Future M 003670 | ₩204,500 | +9.42% |
| Ecopro 086520 | ₩95,400 | +7.31% |
| SKC 011790 | ₩111,700 | +4.88% |
| OCI Holdings 010060 | ₩244,500 | +3.38% |
| Kumho Petro Chemical 011780 | ₩118,700 | +1.11% |
About
Isu Specialty Chemical produces and sells fine chemicals such as TDM, NOM/NDM, IPA and special solvents, and makes lithium sulfide (Li2S), a raw material for solid electrolytes in all-solid-state batteries. It was created in 2023 when an Isu group company spun off these businesses, and in 2024 it absorbed another affiliate's fine chemicals division. It has a plant in Ulsan, a unit in Japan and an office in China.
Isu Specialty Chemical Co., Ltd. is listed on the KOSPI market of the Korea Exchange under the ticker 457190. Industry: Chemicals.
Direct KRX access through a global broker, a US-listed ADR where one exists, or a Korea ETF — compared in our guide.
Data: Korea Exchange regular-session closing prices, volume and day’s range via Daum Finance, checked against a Naver Finance snapshot at the close; investor flows, foreign ownership and ratios via Naver Finance; company information from DART (Financial Supervisory Service). Updated after each Korean market close; ratios as of Oct 6, 2026; investor flows as of Oct 2, 2026. Delayed data, not investment advice.