HD Korea Shipbuilding & Offshore Engineering

009540 · KOSPI · Financials · LARGE CAP

Operating results (preliminary) (fair disclosure) (subsidiary)

HD Korea Shipbuilding & Offshore Engineering disclosed preliminary June 2026 results for its subsidiary HD Hyundai Samho Co., Ltd. (12.66% of HD Korea Shipbuilding & Offshore Engineering's total assets), showing cumulative new orders of USD 3,523 million, up from USD 3,150 million in May 2026 and up 9.21% from USD 3,226 million a year earlier.

Earnings(Operating results (preliminary) (fair disclosure) (subsidiary))· FILED 2026-07-16· RCEPT 20260716800632

What happened

HD Korea Shipbuilding & Offshore Engineering / Operating results (preliminary) (fair disclosure) / (2026.07.16) Operating results (preliminary) (fair disclosure)

Operating results (preliminary) (fair disclosure) Report of a material management matter of the subsidiary HD Hyundai Samho Co., Ltd.

Results period: Current period results 2026-06-01 to 2026-06-30; Prior period results 2026-05-01 to 2026-05-31; Same period last year results 2025-06-01 to 2025-06-30; Current cumulative results 2026-01-01 to 2026-06-30; Same period last year cumulative results 2025-01-01 to 2025-06-30

* This information is preliminary and may differ from the final confirmed figures.

1. Results (Unit: KRW million, %) Category: Current period / Prior period / Change vs. prior period (%) / Turned to profit or loss / Same period last year / Change vs. same period last year (%) / Turned to profit or loss (June 2026) / (May 2026) Revenue - current period: - / - / - / - / - / - / - Revenue - cumulative: - / - / - / - / - / - / - Operating profit - current period: - / - / - / - / - / - / - Operating profit - cumulative: - / - / - / - / - / - / - Pre-tax income from continuing operations - current period: - / - / - / - / - / - / - Pre-tax income from continuing operations - cumulative: - / - / - / - / - / - / - Net income - current period: - / - / - / - / - / - / - Net income - cumulative: - / - / - / - / - / - / - New orders (USD million, cumulative basis): Current period 3,523 / Prior period 3,150 / Change vs. prior period: - / Turned to profit or loss: - / Same period last year 3,226 / Change vs. same period last year 9.21% / Turned to profit or loss: -

2. Details of information provided Information provider: IR team Recipients: Institutional investors and analysts Expected date of provision: 2026-07-16, publication and distribution of the "Monthly IR News" Expected time of provision: - Event name (venue): -

3. Contact Relevant department: IR team Phone number: 02-746-4603

4. Other matters for reference in investment decisions - The above data is a summary. - The full details will be posted on HD Korea Shipbuilding & Offshore Engineering Co., Ltd.'s website (www.hd-ksoe.com > Investor Information > IR Materials > Monthly IR News).

* Disclosure relating to a material management matter of the subsidiary - Subsidiary name: HD Hyundai Samho Co., Ltd. - Share of total assets: 12.66% - The share of total assets is based on HD Korea Shipbuilding & Offshore Engineering Co., Ltd.'s statement of financial position as of the end of 2025.

* Related disclosures: -

Filed2026-07-16, Operating results (preliminary) (fair disclosure) (subsidiary)
SourceDART rcept 20260716800632 → open original filing

Source: DART. Information only, not investment advice.

For informational purposes only. This is not investment advice, a recommendation, or a solicitation to buy or sell any security. Do your own research; any investment decision is your own responsibility.

Data from DART, Korea's official corporate-filing system. Data sourced from official DART filings. Accuracy is not guaranteed. Figures are as of the date shown. As of 2026-07-16 (KST). · Converted at 1 USD ≈ ₩1,325 (rate of 2026-10-21).