Change of largest shareholder

A later amendment corrects this filing, so the terms on this page may be out of date. See the latest version (2026-07-27) →

What happened

Sun Kwang / Change of Largest Shareholder / (2026.07.27)

Change of Largest Shareholder 1. Details of change Pre-change largest shareholder, etc.: Sim Chung-sik and 22 others; shares held: 3,860,628; ownership: 58.49% Post-change largest shareholder, etc.: Hwain Partners Co., Ltd. and 20 others; shares held: 3,859,648; ownership: 58.48%

2. Reason for change: change of largest shareholder from closing of a share transfer agreement - Arising from acquisition of forfeited shares: No - Transferred shares subject to mandatory holding period: No

3. Purpose of the equity acquisition: stabilizing the governance structure through additional equity acquisition - Financing method: own funds (KRW) 6,530,823,750; borrowed funds: none - Plans to appoint/dismiss officers after acquisition: none

4. Date of change: 2026-07-27 5. Date of confirmation of change: 2026-07-27

6. Other matters of reference for investment decisions - The date of change and date of confirmation are based on the after-hours block-trade date. - The post-change largest shareholder's financial details below are based on the 2025 consolidated financial statements.

Related disclosure: 2026-07-10, execution of a share transfer agreement involving a change of largest shareholder.

[Details of the change] (name; relationship; shares/ownership before; shares/ownership after; note) Sim Chung-sik: pre-change largest shareholder; before 620,925 (9.41%); after -; related party of the post-change largest shareholder. Hwain Partners Co., Ltd.: pre-change related party; before 562,634 (8.52%); after 883,559 (13.39%); post-change largest shareholder; affiliated company. Sim Jang-sik: pre-change related party; before 551,000 (8.35%); after -; related party of the post-change largest shareholder. Sim Jeong-gu: pre-change related party; before 46,125 (0.70%); after -; related party of the post-change largest shareholder. Kim Tae-suk: pre-change related party; before -; after -; related party of the post-change largest shareholder. Sim Myeong-sik: pre-change related party; before and after 198,975 (3.01%); related party of the post-change largest shareholder. Sim Hyeon-sik: pre-change related party; before and after 193,857 (2.94%); related party of the post-change largest shareholder. Sim Woo-jin: pre-change related party; before and after 126,399 (1.92%); related party of the post-change largest shareholder. Sim Woo-gyeom: pre-change related party; before and after 175,000 (2.65%); related party of the post-change largest shareholder. Sim Woo-in: pre-change related party; before and after 125,000 (1.89%); related party of the post-change largest shareholder. Sim Woo-cheol: pre-change related party; before and after 175,000 (2.65%); related party of the post-change largest shareholder. Sim Jung-sik: pre-change related party; before and after 20,000 (0.30%); related party of the post-change largest shareholder. Shin Geun-hwa: pre-change related party; before and after 70,000 (1.06%); related party of the post-change largest shareholder. Sim Woo-yeon: pre-change related party; before 77,725 (1.18%); after 100,785 (1.53%); related party of the post-change largest shareholder. Sim Woo-jun: pre-change related party; before 77,725 (1.18%); after 100,790 (1.53%); related party of the post-change largest shareholder. Sim Jeong-sik: pre-change related party; before and after 59,700 (0.90%); related party of the post-change largest shareholder. Son Mun-bang: pre-change related party; before and after 53,673 (0.81%); related party of the post-change largest shareholder. Sim Yu-sik: pre-change related party; before and after 60,000 (0.91%); related party of the post-change largest shareholder. Koo Bon-hwan: pre-change related party; before and after 50,000 (0.76%); related party of the post-change largest shareholder. Sim Woo-hyeon: pre-change related party; before 330 (0.01%); after -; no post-change relationship noted. Sim Woo-jong: pre-change related party; before 650 (0.01%); after -; no post-change relationship noted. Chargea Co., Ltd.: pre-change related party; before 615,910 (9.33%); after 765,910 (11.60%); affiliated company, related party of the post-change largest shareholder. Sun Kwang Holdings Co., Ltd.: pre-change related party; before -; after 701,000 (10.62%); affiliated company, related party of the post-change largest shareholder. Yoon Tae-woo: pre-change related party; before -; after -; related party of the post-change largest shareholder.

[Matters concerning the post-change largest shareholder (a general corporation)] 1. Basic corporate information: Hwain Partners Co., Ltd.; nationality Republic of Korea; address: 110 Cheonggyecheon-ro, Jongno-gu, Seoul; corporate registration number 110111-0383507; main business: corporate investment business, other financial investment business. - Largest shareholder / representative director: largest shareholder Sim Jang-sik, 600 shares, 17.63%; representative director Yoon Tae-woo. - Career history: Sim Jang-sik - Chairman of Hwain Partners Co., Ltd. (unlisted) since 2015-03-19; Representative Director of Fila Sun Co., Ltd. (unlisted) since 2024-03-28; Representative Director of Sunflower Resort Co., Ltd. (unlisted) since 2023-02-22; Chairman of Sunmyeong Aam Logistics Co., Ltd. (unlisted) since 2008-03-13. Yoon Tae-woo - Representative Director of Hwain Partners Co., Ltd. (unlisted) since 2019-03-27. - History as largest shareholder of a listed company: none.

2. Key financial matters (unit: KRW million), fiscal year 2025 (settled December): total assets 448,300; capital stock 34,030; total liabilities 26,557; sales 66,204; total equity 421,743; net income 28,116; external auditor Samil PricewaterhouseCoopers; business suspended: No; audit opinion: unqualified; business closed: No.

3. Relationship with the listed company: affiliated company; no special relationship between officers and the largest shareholder (corporation). 4. Transactions between the listed company and the largest shareholder (corporation) over the last 3 years (excluding routine transactions): none in any of the three years.