Mercury
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Mercury makes hardware products in the information technology space and is listed on KOSDAQ, South Korea's tech-focused small-cap stock exchange.
The filing's table of contents outlines product lines, raw materials, and production facilities, but does not provide enough descriptive detail to identify the specific products or end customers with confidence. Based on the available filing text, no single structural fact about the business can be stated with certainty.
Summary is AI-generated and may contain errors · figures from DART filings
Mercury in five facts
What does Mercury do?
Mercury makes hardware products in the information technology space and is listed on KOSDAQ, South Korea's tech-focused small-cap stock exchange.
Where is Mercury listed and in which sector?
Mercury (Korean name: 머큐리) trades under KRX code 100590 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Information Technology sector, Hardware & Devices.
How large is Mercury?
Its market capitalisation was US$60.7M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Mercury's latest annual revenue and operating profit?
For fiscal year 2025, Mercury reported revenue of US$93.5M, an operating loss of US$554.3K and a net loss of US$1.8M, per its annual report on DART (data retrieved from DART on 2026-09-17). Revenue was down 7.8% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-17
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Supply contract signed
Mercury disclosed a supply contract with KT Corp., worth US$12.5M, about 16.87% of its recent annual revenue, running through Sep 2027.
Supply contract · Jul 23 - Material event report (convertible bonds)
Mercury disclosed convertible bonds to raise US$8.05M, about 11.2% of its market value.
Capital raise · May 13 - Early redemption of convertible bonds (incl. overseas CBs)Capital raise · Apr 13
- Supply contract signed
Mercury disclosed a supply contract with LG Uplus, worth US$10.1M, about 12.07% of its recent annual revenue, running through Jun 2027.
Supply contract · Apr 9 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Mercury reported consolidated results for FY2025: revenue of US$84.1M (−7.8% year on year), an operating loss of US$499K and a net loss of US$1.6M.
Earnings · Mar 11 - Early redemption of convertible bonds (incl. overseas CBs)Capital raise · Jan 12