Plumb Fast
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Plumb Fast makes polybutylene plastic pipes used for heating and water-supply systems inside residential buildings, supplying construction companies that install these pipes during new housing projects.
It is listed on KOSDAQ, South Korea's tech and small-cap stock exchange. The raw material for its core product, polybutylene resin, is produced by only three companies worldwide, creating a high barrier to entry that shapes the competitive landscape of the entire industry.
Summary is AI-generated and may contain errors · figures from DART filings
Plumb Fast operates with one subsidiary based in China, making it a small cross-border group rather than a purely domestic Korean business.
Plumb Fast in five facts
What does Plumb Fast do?
Plumb Fast makes polybutylene plastic pipes used for heating and water-supply systems inside residential buildings, supplying construction companies that install these pipes during new housing projects.
Where is Plumb Fast listed and in which sector?
Plumb Fast (Korean name: 프럼파스트) trades under KRX code 035200 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Materials sector, Chemicals.
How large is Plumb Fast?
Its market capitalisation was US$14.5M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Plumb Fast's latest annual revenue and operating profit?
For fiscal year 2025, Plumb Fast reported revenue of US$19M, an operating loss of US$334.8K and net income of US$771.2K, per its annual report on DART (data retrieved from DART on 2026-09-08). Revenue was down 14.9% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-08
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Change of largest shareholderOwnership change · Oct 7
- Report on large shareholdings (5% rule) (standard)Oct 6
- Report on securities held by executives/major shareholdersOct 6
- Report on securities held by executives/major shareholdersOct 6
- Treasury share acquisition via trust: status reportSep 28
- Share cancellation decisionSep 11
- Executives/major shareholders' securities trading planSep 4
- Report on large shareholdings (5% rule) (standard)Sep 2
- Cash/in-kind dividend decision
Plumb Fast declared a cash dividend of US$0.05 per share.
Dividend · Feb 11 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Plumb Fast reported consolidated results for FY2025: revenue of US$17.3M (−14.93% year on year), an operating loss of US$305K (from a profit a year earlier) and net income of US$702K (−46.73% year on year).
Earnings · Feb 11