Change of largest shareholder

What happened

Change of largest shareholder

1. Details of change Largest Shareholder etc. Before Change: Hanwha Corporation and 3 others Number of Shares Held Before (shares): 106,777,959 Ownership Ratio Before (%): 54.29 Largest Shareholder etc. After Change: Hanwha Machinery & Service Holdings Co., Ltd. and 3 others Number of Shares Held After (shares): 106,777,959 Ownership Ratio After (%): 54.29

2. Reason for Change: Change of largest shareholder due to the spin-off of Hanwha Corporation 3. Purpose of Stake Acquisition: - - Method of Funding the Acquisition: - - Plan for Appointment/Dismissal of Officers after Acquisition: - 4. Date of Change: 2026-08-03 5. Date of Confirmation of Change: 2026-08-03

6. Other important matters for investment judgment - Hanwha Machinery & Service Holdings Co., Ltd. is a newly established corporation spun off on August 3, 2026 as part of Hanwha Corporation's spin-off; all of the company's shares previously held by Hanwha Corporation have been transferred to Hanwha Machinery & Service Holdings Co., Ltd. - In "1. Details of change" above, "Number of Shares Held" is the combined number of voting common and preferred shares held. - In "1. Details of change" above, "Ownership Ratio (%)" is calculated based on the total 196,676,166 voting shares issued, excluding non-voting treasury shares. - The "4. Date of Change" and "5. Date of Confirmation of Change" above are the date Hanwha Machinery & Service Holdings Co., Ltd. applied for registration of the spin-off.

Related disclosure: -

Detailed change information Name (Corporation): Hanwha Corporation Relationship: Largest shareholder before change Shares Before (shares): 71,121,265 / Ownership Before (%): 36.16 Shares After (shares): 0 / Ownership After (%): 0.00

Name (Corporation): Hanwha Machinery & Service Holdings Co., Ltd. Relationship: Largest shareholder after change Shares Before (shares): 0 / Ownership Before (%): 0.00 Shares After (shares): 71,121,265 / Ownership After (%): 36.16

Name (Corporation): Kim Dong-seon Relationship: Related party of the largest shareholder before and after change Shares Before (shares): 32,664,643 / Ownership Before (%): 16.61 Shares After (shares): 32,664,643 / Ownership After (%): 16.61

Name (Corporation): Hanwha Solutions Corporation Relationship: Related party of the largest shareholder before and after change Shares Before (shares): 2,698,416 / Ownership Before (%): 1.37 Shares After (shares): 2,698,416 / Ownership After (%): 1.37

Name (Corporation): Bugil Educational Foundation Relationship: Related party of the largest shareholder before and after change Shares Before (shares): 293,635 / Ownership Before (%): 0.15 Shares After (shares): 293,635 / Ownership After (%): 0.15