Foosung
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Foosung makes specialty fluorine-based chemicals used in two fast-growing technology supply chains: lithium hexafluorophosphate, the electrolyte salt that enables rechargeable batteries to function, and hexafluorobutadiene, a specialty gas used in semiconductor manufacturing.
Battery makers and chipmakers are its primary customers. Listed on KOSPI, Korea's main stock exchange, the company describes itself as the only domestic producer of both of these fluorine compounds, a position it attributes to decades of accumulated fluorine-chemistry expertise and high regulatory barriers to entry.
Summary is AI-generated and may contain errors · figures from DART filings
The company states it is the sole Korean manufacturer of both its core fluorine compounds, giving it a unique position in the domestic supply chain for these materials.
Foosung in five facts
What does Foosung do?
Foosung makes specialty fluorine-based chemicals used in two fast-growing technology supply chains: lithium hexafluorophosphate, the electrolyte salt that enables rechargeable batteries to function, and hexafluorobutadiene, a specialty gas used in semiconductor manufacturing.
Where is Foosung listed and in which sector?
Foosung (Korean name: 후성) trades under KRX code 093370 on KOSPI, the main board of the Korea Exchange. It is classified in the Materials sector, Chemicals.
How large is Foosung?
Its market capitalisation was US$933.4M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Foosung's latest annual revenue and operating profit?
For fiscal year 2025, Foosung reported revenue of US$355.9M, operating profit of US$19.1M and net income of US$5.3M, per its annual report on DART (data retrieved from DART on 2026-09-17). Revenue was up 7.7% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-17
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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) (abbreviated)Oct 2
- Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Foosung reported consolidated results for FY2025: revenue of US$322M (+7.7% year on year), operating profit of US$15.2M (from a loss a year earlier) and a net loss of US$10.2M.
Earnings · Feb 9