Updated terms.

Material Event Report (Paid-in Capital Increase Decision) Correction Notice

Report Date: September 17, 2026

1. Disclosure Document Subject to Correction: Material Event Report (Paid-in Capital Increase)

2. Original Submission Date of Disclosure Document Subject to Correction: July 31, 2026

3. Correction Details

Item | Reason for Correction | Before Correction | After Correction 12. Scheduled Listing Date of New Shares | Change due to difficulty in confirming listing schedule as a result of proceedings regarding invalidation of new share issuance | October 14, 2026 | -

Material Event Report / Stock Exchange Reporting Obligation Financial Services Commission / Korea Exchange September 17, 2026

Company Name: Bonne Co., Ltd. Representative Director: Yeo Min-ju Head Office Address: 14 Seonreung-ro 90-gil, Gangnam-gu, Seoul (Daechi-dong, Bonne Building) Telephone: 02-6423-4350 Website: http://www.bonne.co.kr Prepared by: (Position) Senior Vice President (Name) Nam Byung-soo (Telephone) 02-6423-4350

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PAID-IN CAPITAL INCREASE DECISION

1. Type and Number of New Shares Common Stock: 699,473 shares Other Stock: -

2. Par Value per Share (KRW): 500

3. Total Issued Shares Before Capital Increase Common Stock: 8,390,484 shares Other Stock: -

4. Purpose of Capital Raising Facility Funds: - Business Acquisition Funds: - Operating Funds: 2,203,339,950 KRW Debt Repayment Funds: - Securities Acquisition Funds of Other Entities: - Other Funds: -

5. Method of Capital Increase: Third-Party Allotment

Regarding Other Stock: Articles of Incorporation Basis: - Content of Stock: - Other: -

6. Issuance Price of New Shares Common Stock: 3,150 KRW Other Stock: -

7. Benchmark Stock Price Common Stock: 3,498 KRW Other Stock: -

7-1. Benchmark Stock Price Calculation Method: Weighted arithmetic average stock price from the 3rd to 5th trading days prior to the subscription date

7-2. Discount or Premium Rate to Benchmark Stock Price (%): -10.00

7-3. Basis for Discount (Premium) Rate Calculation: In accordance with Article 5-18 of the Regulations on Issuance and Disclosure of Securities, the issuance price for third-party allotment paid-in capital increase may be calculated by applying a discount rate of up to 10% to the benchmark stock price. The Board of Directors has resolved to apply a 10% discount rate.

8. Articles of Incorporation Basis for Third-Party Allotment: In accordance with Article 10, Paragraph 2, Item 6 of the Company's Articles of Incorporation, when necessary to achieve management objectives.

9. Payment Date: August 14, 2026

10. Dividend Base Date of New Shares: January 1, 2026

11. Scheduled Date of Share Certificate Delivery: -

12. Scheduled Listing Date of New Shares: -

13. Circumvention of Listing through In-Kind Contribution: No Whether In-Kind Contribution Exists: No Whether Unlisted Company Stock Exists among In-Kind Contribution Assets: Not Applicable In-Kind Contribution Value of Shares to be Paid In: - As a Percentage of Company's Total Assets in Most Recent Fiscal Year: - Number of Shares to be Paid In: -

14. Fulfillment of Circumvention of Listing Requirements: Not Applicable

15. Board of Directors Resolution Date (Decision Date): July 31, 2026 Independent (Outside) Director Attendance: Attended (1 person), Did Not Attend (1 person) Auditor (Audit Committee) Attendance: Attended

16. Whether Subject to Securities Registration Statement Submission: No

17. Reason for Exemption from Submission: Small-Scale Public Offering

18. Whether Applicable to Prohibited Short-Selling Trading Period: No Start Date: - End Date: -

19. Whether Subject to Fair Trade Commission Reporting: Not Applicable

20. Other Matters for Reference in Investment Decision

a. This paid-in capital increase decision is a small-scale public offering method implemented under Article 130 of the Capital Markets and Financial Investment Business Act (recruitment and sale without submission of securities registration statement) with a public offering amount of less than 3 billion KRW.

b. Calculation Method of New Share Issuance Price: In accordance with Article 5-18 (Determination of Issuance Price for Paid-in Capital Increase) of the Regulations on Issuance and Disclosure of Securities, the issuance price is calculated by applying a discount rate of up to 10% to the weighted arithmetic average stock price from the 3rd to 5th trading days prior to the subscription date as the benchmark stock price. However, amounts below the quotation unit shall be rounded up to the quotation unit, and if the price is below the par value, the par value shall be the issuance price.

Benchmark Stock Price Calculation Table (Unit: Shares, KRW):

Date | Trading Volume | Trading Value | Remarks August 3, 2026 | 29,750 | 64,855,000 | 5th Trading Day Prior to Subscription Date August 4, 2026 | 39,403 | 111,510,490 | 4th Trading Day Prior to Subscription Date August 5, 2026 | 372,644 | 1,369,466,700 | 3rd Trading Day Prior to Subscription Date Total | 441,797 | 1,545,832,190 | -

Benchmark Stock Price (Weighted Arithmetic Average Stock Price): 3,498.96 KRW Discount or Premium Rate (%): -10.00 Issuance Price: 3,150 KRW

c. Subscription Details: - Subscription Period: August 10, 2026, 10:00 AM to 4:00 PM - Subscription Location: Bonne Co., Ltd., 14 Seonreung-ro 90-gil, Gangnam-gu, Seoul (Daechi-dong, Bonne Building) - Share Payment Date: August 14, 2026 - Subscription Earnest Money Management: Korea Securities Finance Gangnam Branch - Share Payment Location: Shinhan Bank Bongeunsa-ro Branch

d. Other Matters: - Subscription earnest money shall be replaced by share payment on the share payment date, and no interest shall be paid on subscription earnest money. - If the number of subscribed shares falls short of the allocated shares and unexercised shares are issued, the remaining shortfall shares shall be treated as unissued. - All matters related to this paid-in capital increase, including the above key schedule, may be changed depending on progress in consultation with relevant authorities or third-party allotment recipients. - Detailed matters regarding this paid-in capital increase are delegated to the Representative Director or a person designated by the Representative Director.

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THIRD-PARTY ALLOTMENT BASIS, PURPOSE, ETC.

Articles of Incorporation Provision Serving as Basis for Third-Party Allotment:

Article 10 (Preemptive Right to New Shares) ① Shareholders of this company have the right to be allocated new shares in proportion to the number of shares they own in the issuance of new shares. ② Notwithstanding the provision of Paragraph 1, new shares may be allocated to persons other than shareholders in the following cases: 1. When new shares are recruited or underwritten by an underwriter for listing on the KOSPI or KOSDAQ market 2. When new shares are issued by general public offering method by Board of Directors resolution in accordance with Article 165-6 of the Capital Markets and Financial Investment Business Act 3. When new shares are preferentially allocated to employee stock association members within 20% of the total number of issued shares 4. When new shares are issued as a result of exercise of stock purchase options in accordance with Article 542-3 of the Commercial Act 5. When new shares are issued in accordance with Article 165-16 of the Capital Markets and Financial Investment Business Act for issuance of Depositary Receipts (DR) 6. When necessary to achieve management objectives of the company such as introduction of new technology or improvement of financial structure within a range not exceeding 20% of the total issued shares in accordance with Article 418, Paragraph 2 of the Commercial Act 7. When the company issues new shares to domestic or foreign financial institutions or institutional investors within a range not exceeding 20% of the total issued shares for urgent capital raising due to management necessity ③ When shareholders waive or lose preemptive rights to new shares or fractional shares arise in the allocation of new shares, the handling method shall be determined by Board of Directors resolution. ④ When new shares are issued pursuant to any of the provisions in each item of Paragraph 2, the type and number of shares to be issued and the issuance price shall be determined by Board of Directors resolution.

Purpose of Third-Party Allotment: Operating Funds

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SPECIFIC USE PURPOSE OF FUNDS RAISED THROUGH THIRD-PARTY ALLOTMENT

For Operating Funds and Other Funds (Unit: KRW):

Fund Use | Details | Planned Use by Year | Total | | 2026 | 2027 | 2028 and Later | Operating Funds | Operating Funds | 2,203,339,950 | - | - | 2,203,339,950

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SELECTION PROCESS, TRANSACTION DETAILS, ALLOCATION DETAILS, ETC. BY THIRD-PARTY ALLOTMENT RECIPIENT

Third-Party Allotment Recipient | Relationship with Company or Largest Shareholder | Selection Process | Transaction Details and Plans Within 6 Months Before and After Capital Increase Decision | Number of Allocated Shares (shares) | Remarks H Investment Partnership | - | Allotment recipients were selected in consideration of the company's management objectives, rapid capital raising, recommendations from the Board of Directors, and payment capacity. | - | 699,473 | -

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WHEN CORPORATION OR ORGANIZATION IS INCLUDED AMONG THIRD-PARTY ALLOTMENT RECIPIENTS

(1) Basic Information of Corporation or Organization:

Name | Number of Contributors | Representative Director (Representative Combination Member) | Business Executive (Business Executive Combination Member) | Largest Shareholder (Largest Contributor) | | Name | Equity (%) | Name | Equity (%) | Name | Equity (%) H Investment Partnership | 1 | Park Chun-geum | 100 | - | - | Park Chun-geum | 100 | - | - | - | -

(2) Key Financial Information at Most Recent Settlement Date of Corporation or Organization (Unit: Million KRW):

Fiscal Year | 2025 Settlement Date | December Total Assets | 10 Sales | - Total Liabilities | - Net Income (Loss) for the Period | - Total Capital | 10 External Auditor | - Capital | 10 Audit Opinion | -

Funding Method: Partnership Contribution Composition Process of Partnership Contribution: Partnership Contribution