Ryuk-Il C&S
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Ryuk-Il C&S is a South Korean components company listed on KOSDAQ, Korea's tech- and small-cap focused stock exchange.
Based on its filing, it operates in the information-technology supply chain, though the available filing text does not describe its specific products or end-markets in sufficient detail to characterize them further.
Summary is AI-generated and may contain errors · figures from DART filings
Ryuk-Il C&S in five facts
What does Ryuk-Il C&S do?
Ryuk-Il C&S is a South Korean components company listed on KOSDAQ, Korea's tech- and small-cap focused stock exchange.
Where is Ryuk-Il C&S listed and in which sector?
Ryuk-Il C&S (Korean name: 육일씨엔에쓰) trades under KRX code 191410 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Information Technology sector, Components.
How large is Ryuk-Il C&S?
Its market capitalisation was US$20.1M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Ryuk-Il C&S's latest annual revenue and operating profit?
For fiscal year 2025, Ryuk-Il C&S reported revenue of US$33.8M, an operating loss of US$1.1M and net income of US$1.2M, per its annual report on DART (data retrieved from DART on 2026-06-04). Revenue was up 19.4% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-06-04
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Material event reportOct 21
- DisclosureOct 20
- [Amended] Resolution to convene a general shareholders' meetingOct 20
- [Amended] Shareholder register closure / record date setOct 20
- Resolution to convene a general shareholders' meeting (extraordinary meeting)Oct 16
- Shareholder register closure / record date setOct 16
- DisclosureOct 16
- Other market noticeOct 7
- [Amended] Change of CEOOct 2
- Change of CEOOct 1
- Results of extraordinary shareholders' meetingOct 1
- Appointment/dismissal/resignation of an independent directorOct 1
- Material event report (treasury share acquisition)
Ryuk-Il C&S disclosed a plan to buy back its own shares worth US$737K, about 3.7% of its market value.
Treasury Shares · Sep 30 - Other market notice (delisting risk notice: market cap below threshold)Sep 16
- [Amended] Resolution to convene a general shareholders' meeting (extraordinary meeting)Sep 16
- Report on securities held by executives/major shareholdersSep 16
- Notice of general shareholders' meetingSep 16
- Report on large shareholdings (5% rule) (abbreviated)Sep 14
- Report on securities held by executives/major shareholdersSep 14
- Report on large shareholdings (5% rule) (standard)Sep 14
- Treasury share acquisition: results reportTreasury Shares · Sep 11
- Other market notice (delisting risk notice: market cap below threshold)Sep 9
- Report on large shareholdings (5% rule) (standard)Sep 9
- Report on securities held by executives/major shareholdersSep 9
- Securities issuance results (voluntary) (third-party placement)
Ryuk-Il C&S Co., Ltd. completed a third-party-placement rights offering issuing 2,305,918 registered common shares for US$2.21M, paid in on September 3, 2026; the new shares will be subject to a 1-year mandatory holding period after the additional listing date, which is scheduled for September 21, 2026.
Capital raise · Sep 3 - Securities issuance results (voluntary)
Ryuk-Il C&S Co., Ltd. completed a separate third-party-placement rights offering by small-scale public offering, issuing 1,999,999 registered common shares for US$2.21M, paid in on September 3, 2026; the shares will be subject to a 6-month mandatory holding period, with the additional listing scheduled for September 21, 2026.
Capital raise · Sep 3 - DisclosureSep 3
- [Amended] Small public offering disclosure (equity)Sep 1
- [Attachment amended] Material event report (rights offering)Capital raise · Sep 1
- [Amended] Material event report (rights offering)
Ryuk-Il C&S updated the terms of a private placement (third-party allotment) to raise US$2.19M, about 11.2% of its market value.
Capital raise · Sep 1 - Material event report (rights offering)
Ryuk-Il C&S disclosed a private placement (third-party allotment) to raise US$2.17M, about 11.2% of its market value.
Capital raise · Aug 26 - Material event report (rights offering)
Ryuk-Il C&S disclosed a private placement (third-party allotment) to raise US$2.17M, about 11.2% of its market value.
Capital raise · Aug 26 - Early redemption of convertible bonds (incl. overseas CBs)
Ryuk-Il C&S acquired before maturity, on August 5, 2026, the entire remaining face amount (US$3.52M) of its Series 3 convertible bonds, by mutual agreement with the bondholder settling all rights related to bonds issued June 18, 2024, with no actual cash payment involved.
Capital raise · Aug 5 - [Amended] Material event report (equity acquisition)
Ryuk-Il C&S amended its 2024 report on acquiring shares of Combus Tech Co., Ltd., reducing the acquisition amount from US$8.09M to US$4.57M and changing the payment form to all-cash, following a 2026 settlement in which the seller transferred to Ryuk-Il C&S all rights to a convertible bond that had been used for in-kind payment, after litigation over an inventory shortfall at the acquired company.
M&A · Aug 5 - Completion report on merger, etc. (asset transfer)
Ryuk-Il C&S Co., Ltd. reports completion, as of July 23, 2026, of its previously disclosed transfer of 160,000 shares of CNA Co., Ltd. to J&Peach Co., Ltd. for US$9.84M in cash, after an outside appraisal by Dongsung Accounting Corporation; pro forma consolidated assets fall from US$39.9M to US$26.9M.
M&A · Jul 23 - Material event report (treasury share acquisition)
Ryuk-Il C&S disclosed a plan to buy back its own shares worth US$1.33M, about 7.5% of its market value.
Treasury Shares · Jul 10 - [Amended] Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Ryuk-Il C&S updated its previously filed consolidated results for FY2025: revenue of US$30.2M (+32.9% year on year), an operating loss of US$1.01M and net income of US$1.09M (from a loss a year earlier).
Earnings · Mar 18 · 2 versions