Correction of Pledge Agreement Involving Change of Largest Shareholder (Shinhan Bank Loan Extension and Pledge Amount Increase)

Reason for correction: Extension of Shinhan Bank stock-backed loan of KRW 5 billion for 1 year (from 2026-05-03 to 2027-05-03)
Total pledge amount: KRW 128,615 million (previously KRW 36,905 million), debt amount KRW 17,000 million
Pledged shares: 3,000,000 shares for Shinhan Bank, cumulative total 9,500,000 shares
Largest shareholder Wonik holds 23,170,763 shares (30.00%); if pledges executed, 13,670,763 shares (17.70%)
Debtor financials (2025 consolidated): Assets KRW 382,207M, Liabilities 95,591M, Equity 286,616M, Sales 150,735M, Net profit 11,653M (down from 21,391M prior year)

Filing: [Correction of Description] Execution of Stock Pledge Agreement Involving Change of Largest Shareholder
Company: WONIK HOLDINGS (030530)
Submission: WONIK HOLDINGS CO.,LTD.
Receipt: 04-30-2026
Under KRX KOSDAQ Market Division