Systems Technology Incorporated

(주)에스티아이 · KOSDAQ: 039440 · Machinery and equipment

Key facts

Korean name: (주)에스티아이
Market / ticker: KOSDAQ · 039440
Industry: Machinery and equipment
Established: 1997-07-10
Fiscal year ends: December
Website: www.stinc.co.kr
DART corp code: 00298340
Latest revenue: ₩328.1B (FY2025)

Items worth checking

low

Guarantee or collateral provided for another party — filed 2026-06-18.

Source: Decision to guarantee debt of another party

Financial summary

KRW	FY2023	FY2024	FY2025
Revenue	₩319.5B	₩334.0B	₩328.1B
Operating income	₩23.9B	₩27.3B	₩19.7B
Net income	₩24.1B	₩27.1B	₩15.4B
Total assets	₩316.2B	₩368.8B	₩366.3B
Total liabilities	₩78.5B	₩108.0B	₩79.3B
Total equity	₩237.7B	₩260.8B	₩287.0B
Share capital	₩7.9B	₩7.9B	₩7.9B

Consolidated statements · FY2025 operating margin 6.0% · liabilities to equity 28% · Annual report FY2025 (Korean original)

Auditor opinions

Period	Auditor	Opinion
Term 29 (current)	한미회계법인	Unqualified
Term 28 (prior)	대주회계법인	Unqualified
Term 27 (two years prior)	대주회계법인	Unqualified

Largest shareholder history

Date	Largest shareholder (Korean)	Stake	Cause (Korean)
2009년 12월 13일	성도이엔지 외 1인	—	—

Recent filings

Date	Filing	Original
2026-08-14	Half-year report (2026.06)	DART
2026-07-28	Single sales / supply contract signed (voluntary)	DART
2026-07-02	Single sales / supply contract signed	DART
2026-07-01	Large shareholding (5%+) report	DART
2026-06-18	Decision to guarantee debt of another party	DART
2026-05-28	Large shareholding (5%+) report	DART
2026-05-20	Officer / major shareholder ownership report	DART
2026-05-15	Quarterly report (2026.03)	DART
2026-05-04	Large shareholding (5%+) report	DART
2026-04-13	Single sales / supply contract signed	DART
2026-03-20	Independent director appointment / dismissal / resignation	DART
2026-03-20	Annual general meeting results	DART
2026-03-13	Treasury share disposal results report	DART
2026-03-12	Attachment added: Annual report (2025.12)	DART
2026-03-12	Audit report submitted	DART
2026-03-05	Proxy solicitation reference document	DART
2026-03-05	Notice of shareholders meeting	DART
2026-02-23	Material event report — Treasury share disposal decision	DART
2026-02-19	Resolution to convene shareholders meeting	DART
2026-02-05	Cash / in-kind dividend decision	DART

Showing the 20 most recent of 32 filings. The full brief lists all of them.

Full brief on Systems Technology Incorporated — $39

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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.