Subscription results of rights offering or equity-linked bonds (voluntary)

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LB Semicon / Subscription Results of Rights Offering or Equity-Linked Bonds, etc. (Voluntary Disclosure) / (2026.08.10) Subscription Results of Rights Offering or Equity-Linked Bonds, etc. (Voluntary Disclosure)

Subscription Results of Rights Offering or Equity-Linked Bonds, etc. (Voluntary Disclosure)

1. Type of securities Registered common shares

2. Issuance method Shareholder-allocated rights offering

3. Subscribers Public offering subscribers (including high-risk high-return investment trusts and venture company investment trusts)

4. Subscription date 2026-08-07

5. Subscription results Expected number of shares to be issued (shares): 12,000,000 Number of shares subscribed (shares): 181,635,018 Cumulative number of shares subscribed (shares): 193,301,596 Subscription ratio (%): 54,476.01

6. Method of handling odd-lot and forfeited shares: -

7. Other matters material to investment decisions 1. The "4. Subscription date" above is the closing date of the public offering subscription. (Public offering subscription period: August 6, 2026 - August 7, 2026) 2. Details of subscription results 2-1. Details of existing shareholder subscription 1) Number of shares offered: 12,000,000 shares 2) Number of shares subscribed via preemptive rights certificates: 9,890,564 shares 3) Number of shares in oversubscription: 1,776,014 shares (oversubscription allotment ratio: 100%) 4) Subscription ratio: 97.22% 2-2. Details of public offering subscription 1) Number of shares offered: 333,422 shares 2) Retail investor subscription: 175,862,110 shares (competition ratio 879.08:1) 3) High-risk high-return investment trust subscription: 4,731,064 shares (competition ratio 141.89:1) 4) Venture company investment trust subscription: 1,041,844 shares (competition ratio 10.42:1) 5) Total shares subscribed in public offering: 181,635,018 shares 6) Public offering subscription competition ratio (combined): 544.76:1 3. The "Expected number of shares to be issued" in "5. Subscription results" above is the total number of shares to be issued in this rights offering. 4. The "Number of shares subscribed" in "5. Subscription results" above is the number of shares subscribed in the public offering. 5. The "Cumulative number of shares subscribed" in "5. Subscription results" above is the simple sum of the existing shareholder subscription and the public offering subscription. 6. Future schedule 1) Refund and payment date: August 11, 2026 2) Expected new share listing date: August 26, 2026 ※ Related disclosures: 2026-08-05 Subscription results of rights offering or equity-linked bonds (voluntary); 2026-07-30 Prospectus; 2026-07-30 Securities registration statement (equity securities); 2026-07-30 Rights offering final issue price confirmed; 2026-07-30 Decision on rights offering (shareholder allocation with public offering of forfeited shares)