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QuantumRail

070300 · KOSDAQ · Software Development and Publishing

– Previous close pending (official data.go.kr feed not active yet) Live price ↗

Source: Financial Services Commission stock price data (data.go.kr), updated once a day.

Daily price, 1 year

Key statistics

Market cap (KRW bn)–

PER–

PBR–

ROE %-1.0

Debt ratio % (liabilities / equity)52

Revenue TTM (KRW bn)18.5

Op. profit TTM (KRW bn)1.9

Dividend yield %–

Basis: market cap at …; equity = total equity (consolidated if available) at 2026.06.30; net income = trailing 12 months to 2026.06.30 (consolidated). PER is not shown when TTM net income is negative.

Upcoming risk events

Next 90 days for this company, plus macro events tagged with this ticker or its sector. Not a recommendation.

2026-11-09	Capital reductions: shareholder meeting ↗ reduction 80.00%	High
2026-11-12	Convertible bonds (CB): bonds issued (payment date) ↗ 10.65% of shares · price ₩2,642 · refix floor ₩1,850 (70.0%) · size ₩10.0bn	High
2026-12-09	Capital reductions: trading halt starts ↗ reduction 80.00%	High
2026-12-10	Capital reductions: record date ↗ reduction 80.00%	High
2027-01-06	Capital reductions: new shares listed ↗ reduction 80.00%	High

Other scheduled dates (routine, not risks) (2)

2026-11-16 · Routine schedule: record date
2026-12-09 · Routine schedule: extraordinary shareholder meeting

See it in the full calendar →

Annual results (KRW bn)

	2021	2022	2023	2024	2025
Revenue	–	–	34.8	10.7	18.5
Operating profit	–	–	-0.1	-2.2	1.9
Net income	–	–	-2.8	-16.3	-0.5

Quarterly results (KRW bn, 3 months)

	2025Q1	2025Q2	2025Q3	2025Q4	2026Q1	2026Q2
Revenue	–	–	–	–	1.6	2.3
Operating profit	–	–	–	–	-1.9	-1.5
Net income	–	–	–	–	-4.8	-1.3

Largest shareholder

As of the 2025 annual report: 브이에스티디(VSTD)투자조합 and related parties hold 22.93% of common shares.

Recent disclosures

Date	Filing	Summary
2026-10-30	Shareholder meeting 주주총회소집결의 (임시주주총회)		DART original
2026-10-30	Shareholder meeting 주주명부폐쇄기간또는기준일설정		DART original
2026-10-27	Shareholder meeting 의결권대리행사권유참고서류		DART original
2026-10-23	Shareholder meeting [기재정정]주주총회소집결의 (임시주주총회)		DART original
2026-10-23	Trading halt 주권매매거래정지 (자본감소)		DART original
2026-10-26	Shareholder meeting 주주총회소집공고		DART original
2026-10-26	Capital reduction 주요사항보고서(감자결정)	QuantumRail: Capital reduction	DART original
2026-10-06	CB conversion / price adjustment 전환사채(해외전환사채포함)발행후만기전사채취득		DART original
2026-10-06	CB conversion / price adjustment 전환가액의조정		DART original
2026-10-06	CB conversion / price adjustment 전환가액의조정		DART original
2026-09-30	Governance / misc. (routine) 대표이사변경		DART original
2026-09-30	Shareholder meeting 주주명부폐쇄기간또는기준일설정		DART original

Past material filings and price reaction (market-adjusted)

Date	Filing type	On the news (vs. market)	Next day (vs. market)	20 days (vs. market)
2026-04-14	Convertible bond issuance	+3.9%	-2.1%	-25.2%
2026-03-16	Disposal of shares in another company	-1.6%	+1.7%	+45.5%
2026-03-11	Stock split / reverse split	-4.3%	+12.7%	+38.7%
2026-02-27	Acquisition of shares in another company	+1.9%	+2.6%	+21.7%
2026-02-05	Revenue/profit change >=30% (15% large caps)	+2.6%	+8.9%	-27.7%
2026-01-06	Rights offering (paid-in capital increase)	+4.3%	+12.3%	+0.7%
2025-09-15	Share sale agreement entailing change of control	+1.9%	+0.4%	-28.8%
2025-05-16	Combined rights + bonus issue	-6.5%	-7.1%	-26.0%
2025-05-16	Trading halt	-6.5%	-7.1%	-26.0%
2025-02-03	Revenue/profit change >=30% (15% large caps)	+4.1%	-3.3%	-29.7%

For information only, not investment advice. Data may be delayed or inaccurate. Full disclaimer → Data: OpenDART (FSS), stock prices: official previous-day close from the Financial Services Commission (data.go.kr) and FinanceData/marcap history, index data via FinanceDataReader, FX: ECB reference rates, crypto data from Upbit, Bithumb and Binance public APIs.
Market data not licensed for redistribution.
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