Treasury share disposal: results report

What happened

Samkee Energy Solutions Co., Ltd. / Treasury Share Disposal Results Report / 6.2

To the Governor of the Financial Supervisory Service, July 24, 2026 Company name: Samkee Energy Solutions Co., Ltd. | CEO: Kim Chi-hwan Head office: 263-29 Mujangsaneop-ro, Jigok-myeon, Seosan-si, Chungcheongnam-do Phone: 031-724-5900; Website: http://ev.samkee.com Preparer: Head of Division Jin Hoon, Phone 031-724-5900

1. Name and address of issuer: a. Name: Samkee Energy Solutions Co., Ltd. b. Address: 263-29 Mujangsaneop-ro, Jigok-myeon, Seosan-si, Chungcheongnam-do 2. Disposal report details: a. Filing date of material event report on disposal: July 20, 2026 b. Disposal period: July 21, 2026~July 21, 2026 c. Type/number of shares reported for disposal: Common shares, 101,343 shares 3. Disposal details (Unit: KRW, shares) Date 2026-07-21; type common shares; order quantity 101,343; disposed 101,343; price per share KRW 1,375; total disposal amount KRW 139,346,625; recipient: executive; brokerage: KB Securities, registration no. 00164876 Total: disposed 101,343; price per share KRW 1,375; total amount KRW 139,346,625 Note 1) Shares were delivered as restricted stock unit (RSU) compensation, transferred from the treasury share account to the recipient's brokerage account. Note 2) "Price per share" is the closing price on the disposal date (July 21, 2026), excluding fees. 4. Consistency between report and actual disposal: common shares planned 101,343, actual 101,343 - consistent, no discrepancy 5. Treasury share holdings after disposal [as of July 24, 2026] (Unit: KRW, shares, %) Holdings under Article 165-3 (A): 0 shares, 0%, total value 0 Holdings under trust contract per Article 165-3 (B): 0 shares, 0%, contract amount 0 Total (A+B): 0 shares, 0%, amount 0