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BioInfra

199730 · KOSDAQ · R&D in Natural Sciences & Engineering

– 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 %–

Debt ratio % (liabilities / equity)171

Revenue TTM (KRW bn)–

Op. profit TTM (KRW bn)–

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 (separate). 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.

No scheduled risk events found (last checked 2026-10-30 19:40 KST).

See it in the full calendar →

Annual results (KRW bn)

	2021	2022	2023	2024	2025
Revenue	–	35.4	30.1	–	–
Operating profit	–	6.4	1.3	–	–
Net income	–	6.2	2.0	–	–

Quarterly results (KRW bn, 3 months)

	2025Q1	2025Q2	2025Q3	2025Q4	2026Q1	2026Q2
Revenue	5.4	6.1	5.1	–	5.5	8.5
Operating profit	-2.2	-1.1	-2.1	–	-2.4	0.1
Net income	-1.7	-1.6	-2.2	–	-2.5	0.0

Largest shareholder

As of the 2025 annual report: 이상득 and related parties hold 42.45% of common shares.

Recent disclosures

Date	Filing
2026-10-14	Other material event (investment-relevant) 기타경영사항(자율공시) (소규모합병 승인 이사회 결의(주주총회 갈음) 결과 보고)	DART original
2026-10-12	Insider / major-holder ownership report 임원ㆍ주요주주특정증권등소유상황보고서	DART original
2026-10-07	Governance / misc. (routine) 기타시장안내	DART original
2026-09-30	Delisting / administrative issue designation 기타시장안내 (시가총액 미달에 따른 상장폐지 우려 관련 안내)	DART original
2026-09-21	Delisting / administrative issue designation 기타시장안내 (시가총액 미달에 따른 상장폐지 우려 관련 안내)	DART original
2026-09-15	Merger [첨부정정]주요사항보고서(회사합병결정)	DART original
2026-09-08	Shareholder meeting 주주명부폐쇄기간또는기준일설정	DART original
2026-09-08	Merger 주요사항보고서(회사합병결정)	DART original
2026-08-12	Periodic report (annual/half/quarterly) 반기보고서 (2026.06)	DART original
2026-08-04	Governance / misc. (routine) [기재정정]주식매수선택권부여에관한신고	DART original
2026-07-24	Preliminary earnings 영업(잠정)실적(공정공시)	DART original
2026-07-23	Warning: possible administrative-issue designation 기타시장안내(관리종목지정우려종목) (시가총액 200억원 미달)	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)
2026-10-14	Other material event (investment-relevant)	+28.5%	+8.1%	–
2026-09-30	Delisting / administrative issue designation	-3.9%	-12.1%	–
2026-09-21	Delisting / administrative issue designation	-2.2%	+4.6%	–
2026-09-08	Merger	+4.5%	+1.1%	-24.3%
2026-07-24	Preliminary earnings	+28.1%	-0.6%	-29.3%
2026-07-23	Warning: possible administrative-issue designation	+2.7%	-13.2%	-21.3%
2026-03-10	Cash/stock dividend decision	-0.4%	+8.5%	+23.7%
2026-01-29	Revenue/profit change >=30% (15% large caps)	-2.7%	-1.9%	-15.7%
2025-03-10	Cash/stock dividend decision	-2.6%	-0.6%	+14.7%
2025-02-06	Revenue/profit change >=30% (15% large caps)	-1.1%	-0.9%	-5.6%

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.
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