Bitdeer Technologies (BTDR)

=== SEC Form 3 — Statement of Changes in Beneficial Ownership === Document Type: 3 Period of Report: 2026-03-18 --- Issuer --- Name: Bitdeer Technologies Group (BTDR) CIK: 0001899123 --- Reporting Owner --- Name: Wu Jihan CIK: 0002121850 Role: Director, Officer (Chairman of the Board and CEO), 10%+ Owner --- Holdings --- [Holding #1] Security: Class A Ordinary Shares Ownership: I (Indirect) Footnotes: [F1] These shares are held by Victory Courage Limited ("Victory Courage"). Victory Courage is a British Virgin Islands company wholly owned by Cosmic Gains Global Limited, a company incorporated in the British Virgin Islands wholly owned and managed by VISTRA Trust (Hong Kong) Limited as trustee of an irrevocable trust, with the Reporting Person as the settlor and the Reporting Person and his family members as the beneficiaries. Under the terms of such trust, the Reporting Person has the power to direct the trustee with respect to the retention or disposal of, and the exercise of any voting and other rights attached to the shares held by Victory Courage in the Issuer. [Holding #2] Security: Class V Ordinary Shares Ownership: I (Indirect) Footnotes: [F2] Each Class V Ordinary Share is convertible into one Class A Ordinary Share at any time at the option of the holder and has no expiration date. [F2] Each Class V Ordinary Share is convertible into one Class A Ordinary Share at any time at the option of the holder and has no expiration date. [F2] Each Class V Ordinary Share is convertible into one Class A Ordinary Share at any time at the option of the holder and has no expiration date. [F1] These shares are held by Victory Courage Limited ("Victory Courage"). Victory Courage is a British Virgin Islands company wholly owned by Cosmic Gains Global Limited, a company incorporated in the British Virgin Islands wholly owned and managed by VISTRA Trust (Hong Kong) Limited as trustee of an irrevocable trust, with the Reporting Person as the settlor and the Reporting Person and his family members as the beneficiaries. Under the terms of such trust, the Reporting Person has the power to direct the trustee with respect to the retention or disposal of, and the exercise of any voting and other rights attached to the shares held by Victory Courage in the Issuer. --- Footnotes (Complete Index) --- F1: These shares are held by Victory Courage Limited ("Victory Courage"). Victory Courage is a British Virgin Islands company wholly owned by Cosmic Gains Global Limited, a company incorporated in the British Virgin Islands wholly owned and managed by VISTRA Trust (Hong Kong) Limited as trustee of an irrevocable trust, with the Reporting Person as the settlor and the Reporting Person and his family members as the beneficiaries. Under the terms of such trust, the Reporting Person has the power to direct the trustee with respect to the retention or disposal of, and the exercise of any voting and other rights attached to the shares held by Victory Courage in the Issuer. F2: Each Class V Ordinary Share is convertible into one Class A Ordinary Share at any time at the option of the holder and has no expiration date. --- Signature --- /s/ /s/ Jihan Wu (2026-03-31)