Executive Insider Share Ownership Report - Director Increases Stake — DKEMS

Summary

Director Ha Gi-joo (Managing Director) reported a change in his ownership of company securities. He acquired an additional 300 shares via on-market purchase on May 14, 2026 at 7,320 won per share, following an earlier exercise of stock appreciation rights for 11,400 shares at 8,500 won in January 2024. His total holdings now stand at 15,156 shares, or 0.10% of outstanding shares, up from 0.02% previously. The small recent open-market buy may signal modest insider confidence, though the position size remains minimal relative to total shares outstanding.

Historical Impact

10 past Insider Ownership Change · ≈ Form 4 events at DKEMS

Median +5d

-1.78%

Range

-7.02% to +5.32%

Positive outcomes

4/10

Filed	P₀	P₊₅	+5d
Jun 15, 2026	₩6,170	₩5,980	-3.08%
Jun 11, 2026	₩6,120	₩6,090	-0.49%

Full Translation

Report on Ownership Status of Specified Securities by Executives and Major Shareholders To: Securities and Futures Commission To: Korea Exchange Date of Reporting Obligation: May 14, 2026 Report Preparation Reference Date: May 15, 2026 The reporter hereby confirms that, as of the report preparation reference date, the ownership status of the reporter's specified securities has been accurately prepared in accordance with relevant laws and reporting guidelines, with no false statements or omissions of material matters. Reporter: Ha Gi-joo 1. Information on the Issuing Company - Company Name: The Nature Holdings Co., Ltd. - Corporate Classification: KOSDAQ-Listed Corporation - Company Code: 298540 - Total Issued Shares: 14,486,386 2. Information on the Reporter - Report Classification: Change - Reporter Type: Individual (Domestic) - Name (Korean): Ha Gi-joo - Name (Chinese/English): 河棋朱 (HA GI JOO) - Date of Birth: 770122 - Address: Bulgwang-ro, Eunpyeong-gu, Seoul - Relationship with Issuer: Executive (Registered) - Position: Managing Director - Appointment Date: 2022.03.28 - Retirement Date: - - Major Shareholder: - - Business Contact: The Nature Holdings Co., Ltd., IR/Disclosure Department, Deputy General Manager Yang Jeong-eun 3. Ownership Status of Specified Securities A. Number and Ratio of Specified Securities Owned - Previous Report (January 23, 2024): 3,456 shares (0.02%) - Current Report (May 15, 2026): 15,156 shares (0.10%) - Change: +11,700 shares (+0.08%) B. Ownership Details by Type of Specified Securities - Common Stock: 15,156 shares (0.10%) - All other security types: None - Total: 15,156 shares (0.10%) - Total Issued Shares: 14,486,386 C. Detailed Change History 1) Exercise of Stock Purchase Right (+): January 26, 2024, Common Stock, Pre-change 3,456 / Change +11,400 / Post-change 14,856, Exercise Price 8,500 won 2) On-Market Purchase (+): May 14, 2026, Common Stock, Pre-change 14,856 / Change +300 / Post-change 15,156, Purchase Price 7,320 won Total: Pre-change 18,312 / Change +11,700 / Post-change 30,046 Note: The change date above is the on-market purchase execution date. For trades in the securities market, this refers to the contract settlement date.