Major Shareholder Report: Stock Pledge Loan Extension by Seronics — L&F

Summary

Seronics Co., Ltd., the largest shareholder of L&F, filed an amended major shareholding report due to an extension of an existing stock-collateralized loan. The total number of shares held remained unchanged at 8,989,835 shares, but the ownership ratio decreased slightly from 22.29% to 22.22% due to an increase in total outstanding shares (from 40,325,085 to 40,455,487). Shares pledged under major contracts also remained at 2,887,053 shares, with the ratio adjusting from 7.16% to 7.14%. The filing is administrative in nature, reflecting a refinancing event rather than any change in actual ownership or management control intent.

Historical Impact

10 past Large Holding Report (5%+) · ≈ Schedule 13D/G events at L&F

Median +5d

+3.61%

Range

-14.73% to +24.90%

Positive outcomes

6/10

Filed	P₀	P₊₅	+5d
Jul 1, 2026	₩110,000	₩93,800	-14.73%
Apr 23, 2026	₩189,100	₩195,100

Full Translation

Report on Mass Holding of Stocks, etc. (General) (General Form: For reports under Article 147 of the Financial Investment Services and Capital Markets Act where the purpose is 'to influence management control') To: Financial Services Commission Date of Reporting Obligation: May 19, 2026 To: Korea Exchange Report Reference Date: May 27, 2026 Reporting Party: Seronics Co., Ltd. — Summary Information — Issuing Company: L&F Co., Ltd. Relationship to Issuer: Largest Shareholder Report Type: Amendment Number and Ratio of Shares Held: - Previous Report: 8,989,835 shares (22.29%) - Current Report: 8,989,835 shares (22.22%) Number and Ratio of Shares Subject to Major Contracts: - Previous Report: 2,887,053 shares (7.16%) - Current Report: 2,887,053 shares (7.14%) Number and Ratio of Voting Rights: - Previous Report: 8,988,938 (22.29%) - Current Report: 8,988,938 (22.22%) Voting Rights Subject to Major Contracts: - Previous Report: 2,887,053 (7.16%) - Current Report: 2,887,053 (7.14%) Reason for Report: Extension of stock-collateralized loan The reporting party hereby confirms that, as of the report reference date, the holdings of the reporter and specially related persons have been accurately prepared in accordance with relevant laws and disclosure requirements, with no false statements or omissions of material matters. Part 1: Overview of the Report 1. Information on the Issuing Company - Company Name: L&F Co., Ltd. - Company Code: 066970 - Corporate Classification: KOSPI-listed Corporation - Total Issued Voting Shares: 40,455,487 2. Information on the Major Holder A. Reporting Party (1) Overview - Report Type: Amendment (Joint Filing) - Reporter Classification: Domestic Corporation - Nationality: Republic of Korea - Name: Seronics Co., Ltd. (SERONICS Co., Ltd) - Headquarters: 36 Suchuldaero 9-gil, Gumi-si, Gyeongbuk - Business Registration No.: 513-81-01294 - Business: Manufacturing of electronic components, etc. - Relationship to Issuer: Largest Shareholder - Contact: IR Center, L&F Co., Ltd., Center Head Lee Kwang-gon (2) Detailed Information (as of December 31, 2025; in KRW): - Legal Nature: Stock Company (Corporation) - Total Assets: 132,958,876,335 - Total Liabilities: 85,798,036,362 - Total Equity: 47,160,839,973 - Capital Stock: 6,221,787,000 - Representative: Park Si-hwan - Decision-Making Body: General Shareholders' Meeting, Board of Directors - Largest Shareholder: Hur Je-hong - Largest Shareholder's Stake: 21.04% B. Specially Related Persons (1) Overview (16 persons): 1. Kwang Sung Electronics Inc — Foreign Corporation, Affiliate (USA, San Diego CA) 2. Kwang Sung Electronics Co., Ltd. — Domestic Corporation, Affiliate (Chilgok, Gyeongbuk) 3. Hur Je-hong — Individual, Other (Daegu); Position: Registered Executive 4. Hur Je-hyun — Individual, Other (Daegu); Position: Unregistered Executive 5. HUR LAUREN JAYOUN — Individual (Foreign, USA); Position: Shareholder 6. Shin Hwa-young — Individual (Daegu); Shareholder 7. Park Eun-jin — Individual (Daegu); Shareholder 8. Hur Sung-taek — Individual (Daegu); Shareholder 9. Lee Heon-il — Individual (Seoul); Shareholder 10. Park Haeng-suk — Individual (Seoul); Shareholder 11. Lee Sung-soo — Individual (Seoul); Shareholder 12. Lee Kwan-soo — Individual (Seoul); Shareholder 13. Choi Su-an — Individual (Seoul); Registered Executive 14. Yoon Yong-soon — Individual (Seoul); Shareholder 15. Lee Byung-hee — Individual (Daegu); Unregistered Executive 16. Cho Jung-hoon — Individual (Seoul); Unregistered Executive (2) Details of Affiliated Corporations (as of December 31, 2025): ① Kwang Sung Electronics Inc (USA; year-end FX rate: KRW 1,434.90): - Total Assets: 84,753,444,676 KRW - Total Liabilities: 13,080,934,389 KRW - Total Equity: 71,672,510,287 KRW - Capital Stock: 2,317,363,500 KRW - Representative: Byuong Joo Park - Largest Shareholder: Seronics Co., Ltd. (94.74%) ② Kwang Sung Electronics Co., Ltd. (Korea): - Total Assets: 94,662,959,118 KRW - Total Liabilities: 10,773,332,812 KRW - Total Equity: 83,889,626,306 KRW - Capital Stock: 1,000,000,000 KRW - Representative: Hur Je-hong - Largest Shareholder: Hur Je-hong (42.00%) C. Collective Investment Operators: Not applicable. 3. Number and Ratio of Shares Held - Previous Report (2026.04.23): Seronics + 16 related parties — 8,989,835 shares (22.29%); voting shares 8,988,938 (22.29%); total outstanding 40,325,085 - Current Report (2026.05.27): Seronics + 16 related parties — 8,989,835 shares (22.22%); voting shares 8,988,938 (22.22%); total outstanding 40,455,487 - Change: 0 shares / -0.07%p (total outstanding increased by 130,402) 4. Purpose of Holding: To influence management control. As the largest shareholder and director, the reporting party exercises influence over the company on matters under each item of Article 154(1) of the Enforcement Decree of the Financial Investment Services and Capital Markets Act. While no specific plans currently exist regarding the following matters, the reporting party will determine related actions in line with corporate objectives should such matters arise in connection with the company's business execution: 1. Appointment/dismissal or suspension of directors and auditors 2. Amendments to articles of incorporation regarding board and corporate organs 3. Changes in capital stock 4. Merger, division, and divisional merger 5. Comprehensive stock exchange and transfer 6. Transfer/acquisition of entire business or material portions designated by the FSC 7. Disposal of entire assets or material portions designated by the FSC 8. Lease of entire business, delegation of management, or [Translation truncated]