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Sejin Heavy Industries

세진중공업 · 075580 · KOSPI
Filings, last 12 months
23
Supply contracts
0
Insider reports
1
Share & bond issues
0

At a glance

Sejin Heavy Industries filed 23 disclosures in the last 12 months, including 4 5% holder and 1 insider. The most recent key filing was on Jul 23.

Revenue for 2025 was ₩403B, up 14.3% on 2024. Operating margin was 18.2% against 10.2% a year earlier. Debt was 113% of equity at year end. The latest interim report (2026 H1) shows revenue of ₩181B and operating profit of ₩34B.

The 2025 annual report lists 282 employees with an average tenure of 6.1 years and average pay of ₩61M, #922 of 1,829 listed companies by average pay. Its 5 directors and auditors were paid ₩661.4M each on average. It paid ₩225 per common share in cash dividends, against ₩200 a year earlier (+12.5%). 윤지원 and related parties held 59.42% at year end.

From the 2025 annual report

Employees
282
Average pay
₩61M
Average tenure
6.1 yrs
Avg. director pay
₩661.4M

Staff: 282 (265 men, 17 women), of whom 15 on fixed-term contracts. Total pay for the year: ₩17.2B. Directors and auditors: 5, paid ₩3.3B in total.

Dividends (common shares)

Fiscal year202520242023
Cash dividend per share₩225₩200₩200
Payout ratio21.4%51.6%48.3%
Yield (as filed)1.30%2.40%4.40%
Total cash dividends₩12.8B₩11.4B₩11B

Largest shareholder

윤지원 holds 44.10%; with 4 related parties the group holds 59.42% of common shares at year end.

Individuals paid ₩500M or more

윤종국 회장₩2.5B

Auditor: 광교회계법인 · opinion: Unqualified.

Rankings: Operating margin #85 of 1,376

Source: 2025 annual business report (DART). How figures are combined

Financial summary

2023
Revenue ₩385B
Op. profit ₩33.6B
Debt/equity 135%
2024
Revenue ₩352B
Op. profit ₩36B
Debt/equity 149%
2025
Revenue ₩403B
Op. profit ₩73.4B
Debt/equity 113%
2026 H1
Revenue ₩181B
Op. profit ₩34B
Debt/equity 105%
RevenueOperating profitOperating lossConsolidated where available · from periodic reports

Key filings

Other filings

Links open the original filing on DART, in Korean.