COSMO ADVANCED MATERIALS & TECHNOLOGY CO., LTD

코스모신소재(주) · KOSPI: 005070 · Manufacture of other chemical products

Key facts

Korean name: 코스모신소재(주)
Market / ticker: KOSPI · 005070
Industry: Manufacture of other chemical products
Established: 1973-06-28
Fiscal year ends: December
Website: www.cosmoamt.com
DART corp code: 00129989
Latest revenue: ₩456.3B (FY2025)

Items worth checking

medium

Decision to issue convertible / warrant / exchangeable bonds — the filing states whether new or treasury shares back it — filed 2026-01-16.

Source: Material event report — Convertible bond issuance decision

low

Decision on paid-in capital increase (share dilution) — filed 2026-03-13.

Source: Material event report — Paid-in capital increase (rights offering) decision

Financial summary

KRW	FY2023	FY2024	FY2025
Revenue	₩629.6B	₩569.7B	₩456.3B
Operating income	₩32.3B	₩25.0B	₩2.4B
Net income	₩27.0B	₩17.6B	−₩523M
Total assets	₩672.7B	₩784.5B	₩721.1B
Total liabilities	₩193.9B	₩289.0B	₩224.3B
Total equity	₩478.8B	₩495.5B	₩496.8B
Share capital	₩32.5B	₩32.5B	₩32.5B

Separate statements · FY2025 operating margin 0.5% · liabilities to equity 45% · Annual report FY2025 (Korean original)

Auditor opinions

Period	Auditor	Opinion
Term 59 (current)	태일회계법인	Unqualified
Term 58 (prior)	태일회계법인	Unqualified
Term 57 (two years prior)	진일회계법인	Unqualified

Largest shareholder history

Date	Largest shareholder (Korean)	Stake	Cause (Korean)
2022년 06월 29일	코스모화학 주식회사	—	발행주식총수 변동
2023년 11월 14일	코스모화학 주식회사	—	유상증자 참여

Recent filings

Date	Filing	Original
2026-09-04	Large shareholding (5%+) report	DART
2026-08-21	Large shareholding (5%+) report	DART
2026-08-14	Half-year report (2026.06)	DART
2026-07-22	Preliminary operating results (fair disclosure)	DART
2026-07-21	Large shareholding (5%+) report	DART
2026-07-21	Large shareholding (5%+) report	DART
2026-06-09	Large shareholding (5%+) report	DART
2026-06-02	Amended: Quarterly report (2026.03)	DART
2026-06-02	Amended: Annual report (2025.12)	DART
2026-05-29	Corporate governance report	DART
2026-05-22	Large shareholding (5%+) report	DART
2026-05-15	Quarterly report (2026.03)	DART
2026-05-15	Large shareholding (5%+) report	DART
2026-04-30	Large shareholding (5%+) report	DART
2026-04-28	Preliminary operating results (fair disclosure)	DART
2026-04-10	Large shareholding (5%+) report	DART
2026-03-24	Annual general meeting results	DART
2026-03-24	Independent director appointment / dismissal / resignation	DART
2026-03-24	Officer / major shareholder ownership report	DART
2026-03-24	Change in shareholdings of largest shareholder	DART

Showing the 20 most recent of 46 filings. The full brief lists all of them.

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Data generated 2026-09-16 from OpenDART.

This page summarizes public filings from DART, the official electronic disclosure system of Korea. It is not investment, credit or legal advice. Figures are shown in the currency the company reports in. Titles and labels are machine-translated and may contain errors — always check the linked original filing. Source: OpenDART, Financial Supervisory Service, Korea.