Philoptics
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Philoptics is a South Korean equipment maker listed on KOSDAQ, Korea's technology and small-cap stock exchange.
The company operates within the semiconductor supply chain, supplying manufacturing or inspection equipment used in chip production processes. As a capital-equipment provider, its products sit upstream of chipmakers, meaning semiconductor manufacturers and related producers are the broad end-users of what it makes. The company has been navigating a period of weaker demand, with revenue declining and operations currently running at a loss.
Summary is AI-generated and may contain errors · figures from DART filings
Philoptics trades on KOSDAQ, a separate exchange from the main Korean Stock Exchange (KRX) that is designed for smaller, technology-oriented companies and carries different listing standards and liquidity characteristics than the main board.
Philoptics in five facts
What does Philoptics do?
Philoptics is a South Korean equipment maker listed on KOSDAQ, Korea's technology and small-cap stock exchange.
Where is Philoptics listed and in which sector?
Philoptics (Korean name: 필옵틱스) trades under KRX code 161580 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Industrials sector, Machinery.
How large is Philoptics?
Its market capitalisation was US$774.5M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Philoptics's latest annual revenue and operating profit?
For fiscal year 2025, Philoptics reported revenue of US$78.1M, an operating loss of US$26.3M and a net loss of US$19.9M, per its annual report on DART (data retrieved from DART on 2026-10-02). Revenue was down 74.8% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-10-02
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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 securities held by executives/major shareholdersOct 2
- Report on large shareholdings (5% rule) (abbreviated)Sep 29
- Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Philoptics reported consolidated results for FY2025: revenue of US$70.9M (−74.8% year on year), an operating loss of US$23.9M (from a profit a year earlier) and a net loss of US$19.8M (from a profit a year earlier).
Earnings · Feb 10