5% Holder Park Young-ok Raises Stake to 6.69% via Open-Market Buys — DKEMS

Summary

Individual investor Park Young-ok, CEO of Smart Income Co., reported increasing his combined stake (including specially-related party Smart Income) in the company from 6.22% to 6.69% as of June 8, 2026. The holdings rose by 68,951 shares to 969,339 shares, all acquired through open-market purchases. The filing is classified as 'simple investment' purpose, not for management control influence. Detailed transaction records show consistent accumulation between late March and early June 2026 at prices ranging from roughly KRW 6,300 to KRW 7,690 per share. Park Young-ok is a well-known value investor in Korea, and his continued buying signals confidence in the company at current price levels.

Historical Impact

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

Median +5d

-4.18%

Range

-12.05% to +17.22%

Positive outcomes

2/10

Filed	P₀	P₊₅	+5d
Jun 17, 2026	₩6,320	₩5,840	-7.59%
Jun 15, 2026	₩6,170	₩5,980	-3.08%

Full Translation

Report on Mass Holding of Stocks, Etc. (Abbreviated Form) Version 6.0 The Nature Holdings Co., Ltd. Report on Mass Holding of Stocks, Etc. (Abbreviated form: For reports under Article 147 of the Financial Investment Services and Capital Markets Act where the purpose is NOT to influence management control, or where the reporter is a professional investor under the second sentence of Paragraph 1 of the same Article) To: Financial Services Commission Date of reporting obligation: June 8, 2026 To: Korea Exchange Report preparation reference date: June 8, 2026 Reporter: Park Young-ok [Summary Information] Professional investor subject to reporting exception: - Issuing company: The Nature Holdings Co., Ltd. Relationship with issuing company: Shareholder Report type: Change Number and ratio of shares held: - Previous report: 900,388 shares (6.22%) - This report: 969,339 shares (6.69%) Voting rights and ratio: - Previous report: 900,388 (6.22%) - This report: 969,339 (6.69%) Reason for report: Change in holdings due to variation in number of shares held Purpose of holding: Simple investment The reporter hereby confirms that the holdings of the reporter and specially-related parties as of the report preparation reference date have been accurately prepared in accordance with relevant laws and instructions, and that there is no false statement or omission of material matters. Confirmation letter (simple investment purpose): Confirmation_20260224.jpg === Part 1: Overview of Report === 1. Matters concerning the issuing company - Company name: The Nature Holdings Co., Ltd. - Company code: 298540 - Corporate classification: KOSDAQ-listed corporation - Total number of voting shares issued: 14,486,386 2. Matters concerning the large holder A. Reporter (1) Reporter overview - Report type: Change - Joint filer status: - - Reporter classification: Individual (domestic) - Nationality: Republic of Korea - Name (Korean): Park Young-ok - Name (Chinese/English): 朴永玉 (Park Young Ok) - Address: Bangbae-ro, Seocho-gu, Seoul - Date of birth: April 28, 1961 - Occupation: CEO of Smart Income Co., Ltd. (Securities investment and management) - Relationship with issuer: Shareholder - Business contact: Smart Income Co., Ltd., Park Hye-ju (Assistant Manager), Phone: 02-783-**** B. Specially-related parties (1) Overview - Smart Income Co., Ltd. (domestic corporation), business registration no. 107-86-75960, Yeouido-dong, Yeongdeungpo-gu, Seoul, securities investment and management, shareholder (2) Details of specially-related party (corporation) - Legal nature: Corporation - Total assets: KRW 11,000,000,000 - Total liabilities: KRW 5,300,000,000 - Total equity: KRW 5,700,000,000 - Capital: KRW 5,000,000,000 - Representative: Park Young-ok - Decision-making body: Park Young-ok - Largest shareholder: Park Young-ok (96.8%) C. Collective investment business operator: Not applicable 3. Number and ratio of shares held - Previous report (Feb 24, 2026): Park Young-ok + 1 specially-related party: 900,388 shares (6.22%) - This report (Jun 8, 2026): Park Young-ok + 1 specially-related party: 969,339 shares (6.69%) - Change: +68,951 shares (+0.47%p) - Total voting shares issued: 14,486,386 4. Reason for change - Method of change: On-market purchase - Reason: Change in number of shares held due to on-market purchases === Part 2: Details of Mass Holding === 1. Holdings by type of share (reporter and specially-related parties) - Park Young-ok: 913,231 common shares (6.30%) - Smart Income Co., Ltd.: 56,108 common shares (0.39%) - Total: 969,339 shares - Holding ratio: 6.69% (no potential shares) 2. Holdings by proprietary/customer account (financial institutions only): Not applicable === Part 3: Mass Change Details Since Last Report === 1. Summary of changes - Park Young-ok: +62,003 shares (+0.42%p) - Smart Income Co., Ltd.: +6,948 shares (+0.05%p) 2. Detailed change history (Park Young-ok, on-market purchases of voting shares): - Mar 26, 2026: +2,000 shares (851,228 → 853,228) at KRW 7,485 - Mar 27, 2026: +100 shares (853,228 → 853,328) at KRW 7,520 - Apr 1, 2026: +1,000 shares (853,328 → 854,328) at KRW 7,690 - May 26, 2026: +4,972 shares (854,328 → 859,300) at KRW 6,865 - May 28, 2026: +5,760 shares (859,300 → 865,060) at KRW 6,586 - May 29, 2026: +25,069 shares (865,060 → 890,129) at KRW 6,705 - Jun 1, 2026: +8,000 shares (890,129 → 898,129) at KRW 6,304 - Jun 2, 2026: on-market purchase (+... [Translation truncated]