Events Related to a Shareholder of the Company

Between late November and early December 2025, several developments were publicly associated with movements in the shares of Bangchak Corporation Public Company Limited (BCP) and circulated through various media channels. The Company would like to clarify the actual sequence of events, based on publicly disclosed information, as follows:

25 September – The Company announced a three-year share repurchase (Treasury Stock) program aimed at enhancing shareholder value and reinforcing confidence in the Company’s growth potential. This plan was communicated clearly to analysts, investors, and the media as part of the Company’s strategy communication.

26 November – Upon receiving confirmation that the newly issued BCP shares resulting from the BSRC shareholding restructuring would begin trading on the Stock Exchange of Thailand (SET) on 12 December, the Board of Directors, at its scheduled monthly meeting on 26 November, approved the share repurchase program, with the repurchase period commencing on 16 December. The Company notified the SET after the meeting.

28 November – Alpha Chartered Energy Company Limited (ACE) sold 27,149,000 BCP shares, representing approximately 1.9717% of the voting shares on that date, following a margin adjustment by a securities company.

2 December – The Anti-Money Laundering Office (AMLO) released information regarding the seizure and freezing of assets belonging to a group of individuals involved in financial misconduct. References were made to the Company; however, the Company has no involvement in the matter.

On the same day, the Company clarified to the Stock Exchange of Thailand (SET) that, following news reports referencing investigations into listed companies and mentioning Bangchak, it has not been contacted by the Securities and Exchange Commission (SEC) or AMLO regarding any investigation. The matters reported in the news concern an individual shareholder and are not related to the Company’s business operations.

3 December – AMLO held an official press conference on the asset seizure and freezing, identifying ACE as subject to investigation and noting that certain BCP shares were among the temporarily seized assets. The reference to the Company was because its shares were included in the seized assets and is not related to the Company in any way.

On the same day, ACE submitted a report to the SEC on its disposal of BCP shares executed on 28 November, in accordance with Form 246-2.

8 December – SET published a summary of Form 246-2, reflecting changes in BCP’s major shareholding structure as reported by the shareholder.

The above developments concern an individual shareholder and actions taken by regulatory authorities. They are not related to, and have no impact on, the Company’s business operations.