Change of largest shareholder

What happened

Green Lifescience / Change of Largest Shareholder / (2026.07.22) Change of Largest Shareholder

Change of Largest Shareholder

1. Details of the change Before: Largest shareholder, etc.: Gwanak Trading Co., Ltd. and 2 others; Shares held: 5,361,543; Ownership ratio: 26.81% After: Largest shareholder, etc.: Green Chemical Co., Ltd. and 2 others; Shares held: 5,392,782; Ownership ratio: 26.96%

2. Reason for the change: change of largest shareholder due to an on-exchange purchase by a related party - Whether the change arose from acquiring forfeited shares: No - Whether the transferred shares are subject to a lock-up: No

3. Purpose of the equity acquisition: to strengthen control through the share acquisition - Source of acquisition funds: own funds KRW 61,750,723; borrowed funds -; lender -; borrowing period - to -; collateral details - - Plans to appoint/dismiss officers following the acquisition: no plans to appoint or dismiss officers

4. Date of change: 2026-07-22 5. Date the change was confirmed: 2026-07-22

6. Other matters relevant to investment decisions - The "ownership ratio (%)" in "1. Details of the change" above was calculated based on the Company's total issued shares of 20,000,000. - The "4. Date of change" and "5. Date the change was confirmed" above are based on the trade date of Green Chemical Co., Ltd.'s on-exchange purchases. Related disclosure: 2026-06-22, Report on Planned Trading of Specified Securities, etc. by Officers and Major Shareholders

[Detailed changes] Name (corporation/partnership/other entity): Gwanak Trading Co., Ltd.; Relationship: former largest shareholder; Before: 2,600,000 shares, 13.00%; After: 2,600,000 shares, 13.00%; Remarks: the former largest shareholder, Gwanak Trading Co., Ltd., becomes a related party of the new largest shareholder as Green Chemical Co., Ltd. becomes the Company's largest shareholder Name: Green Chemical Co., Ltd.; Relationship: new largest shareholder; Before: 2,600,000 shares, 13.00%; After: 2,631,239 shares, 13.16%; Remarks: Green Chemical Co., Ltd., formerly a related party of the largest shareholder, becomes the Company's largest shareholder Name: Geonduk Trading Co., Ltd.; Relationship: related party of the new largest shareholder; Before: 161,543 shares, 0.81%; After: 161,543 shares, 0.81%; Remarks: related party of the largest shareholder both before and after the change

[Particulars of the new largest shareholder (general corporation)] 1. Basic corporate information Corporate name: Green Chemical Co., Ltd.; Nationality: Republic of Korea; Address (head office, to district/town level): 103 Dokgot 2-ro, Daesan-eup, Seosan-si, Chungcheongnam-do; Corporate registration number: 161411-0012349; Main business: manufacture and sale of functional chemical products - Largest shareholder/CEO/representative executive officer and shareholding Category: Largest shareholder; Name: Geonduk Trading Co., Ltd.; Shares held: 6,113,391; Ownership ratio: 25.47% Category: CEO; Name: Yang Jun-hwa; Shares held: 4,732,029; Ownership ratio: 19.72% - Career of the largest shareholder/CEO/representative executive officer Name: Yang Jun-hwa; Company: Green Chemical Co., Ltd.; Listed (KOSPI); Position: CEO; Joined: 2012-10-01; Left: -

- History as largest shareholder of a listed company for the largest shareholder/CEO/representative executive officer: none

2. Key financial information, etc. (unit: KRW million) Fiscal year: 2025; Settlement month: December; Total assets: 205,355; Capital: 12,000; Total liabilities: 77,087; Revenue: 304,057; Total equity: 128,268; Net income: 9,652; External auditor: Seowoo Accounting Corporation; Suspended business: No; Audit opinion: unqualified; Closed business: No

3. Relationship with the listed company - Relationship between the listed company and the new largest shareholder (corporation): affiliated company - Relationship between the listed company's officers and the new largest shareholder (corporation): Name: Yang Jun-hwa; Relationship: CEO of the affiliated company

4. Transactions between the listed company and the new largest shareholder (corporation) over the past 3 years (excluding routine transactions) Category: transaction details; this year: -; last year: -; year before last: -