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A later amendment corrects this filing, so the terms on this page may be out of date.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 (2026-08-31) →

What happened

Korea Advanced Materials / Change of largest shareholder / (2026.08.26) Change of largest shareholder

Change of largest shareholder

1. Change details: former largest shareholder Satoshi Holdings Co., Ltd., shares held 3,466,056, ownership ratio 12.14%; new largest shareholder Nakamoto Investment Partnership, shares held 3,466,056, ownership ratio 12.14% 2. Reason for change: change following performance of a share transfer agreement; change due to acquisition of forfeited shares: No; shares subject to transfer under a mandatory holding period: No 3. Purpose of the equity acquisition: management participation; funding method: own funds (KRW) 10,502,149,680, borrowings -, lender -, borrowing term - to -, collateral details -; plans to appoint/dismiss officers after acquisition: not applicable 4. Change date: 2026-08-26 5. Change confirmation date: 2026-08-26 6. Other material matters relevant to investment decisions - The ownership ratios in "1. Change details" are based on total shares outstanding of 28,544,307 shares. - Funding method: the former largest shareholder, Satoshi Holdings Co., Ltd., entered into a share transfer agreement to transfer its 3,466,056 shares to Nakamoto Investment Partnership and Flake Co., Ltd., with the following details: - Nakamoto Investment Partnership: shares transferred and ratio 2,214,710 shares (7.76%); transfer amount KRW 6,710,571,300 - Flake Co., Ltd.: shares transferred and ratio 1,251,346 shares (4.38%); transfer amount KRW 3,791,578,380 - The acquisition funding method is recorded as own funds, paid by offsetting against the 10th and 12th series convertible bonds of Satoshi Holdings Co., Ltd. held by the new largest shareholder. * Related disclosures: -

[Details of the change] Satoshi Holdings Co., Ltd.; relationship: former largest shareholder; before: 3,466,056 shares, 12.14%; after: -, -; note - Nakamoto Investment Partnership; relationship: new largest shareholder; before: -, -; after: 2,214,710 shares, 7.75%; note - Flake Co., Ltd.; relationship: related party of the new largest shareholder; before: -, -; after: 1,251,346 shares, 4.38%; note -

[Particulars of the new largest shareholder (partnership)] 1. Basic information: formation basis Civil Act; name Nakamoto Investment Partnership; registration number 730-80-03449; number of contributors 2; total partnership assets (KRW) 6,800,000,000; representative partner Lee Hee-seup, contribution ratio -; managing partner -, contribution ratio -; largest contributor Kim Byeong-jin, contribution ratio 100%; major contributors (10% or more): Kim Byeong-jin 100% - Career of representative partner/managing partner/largest contributor/major contributors as officers: Kim Byeong-jin - Flake Co., Ltd. (unlisted) - Representative Director - joined 2016-12-01, left - - History as largest shareholder of a listed company: none listed

2. Key financial matters (unit: KRW million): fiscal year -; settlement month -; total assets -; capital -; total liabilities -; revenue -; total equity -; net income (loss) -; auditor -; audit opinion -

3. Relationship with the listed company: relationship between the listed company and the largest shareholder (partnership): major shareholder; relationship between the listed company's officers and the largest shareholder (partnership): director Kim Byeong-jin - largest contributor

4. Transactions between the listed company and the largest shareholder (partnership) over the past 3 years (excluding ordinary-course transactions): current year -; prior year: acquisition of convertible bonds, KRW 4.0 billion; year before that -