SCHEDULE 13G/A 1140361-25-025599 0001279891 XXXXXXXX LIVE 1 Class A Ordinary Shares, no par value 12/31/2025 0002051587 Best SPAC I Acquisition Corp. G1069P137 707, 7/Floor, United Building 17-19 Jubilee Street Hong Kong K3 89135 Rule 13d-1(b) Wolverine Asset Management, LLC IL 0 525982 0 525982 525982 8.73 IA Wolverine Holdings, LLC DE 0 525982 0 525982 525982 8.73 HC Christopher L. Gust IL 0 525982 0 525982 525982 8.73 HC IN Robert R. Bellick IL 0 525982 0 525982 525982 8.73 HC IN Best SPAC I Acquisition Corp. 701, 7/Floor, United Building, 17-19 Jubilee Street, Hong Kong Wolverine Asset Management, LLC Wolverine Holdings, LLC Christopher L. Gust Robert R. Bellick c/o Wolverine Asset Management, LLC 175 West Jackson Boulevard, Suite 340 Chicago, IL 60604 Wolverine Asset Management, LLC - Illinois Wolverine Holdings, LLC - Delaware Christopher L. Gust - U.S. Citizen Robert R. Bellick - U.S. Citizen N IA HC Wolverine Asset Management, LLC ("WAM") is an investment adviser and has voting and dispositive power over 525,982 Class A ordinary shares of the Issuer. The sole member and manager of WAM is Wolverine Holdings, LLC ("Wolverine Holdings"). Robert R. Bellick and Christopher L. Gust, may be deemed to control Wolverine Holdings in their roles as Managers of Wolverine Holdings. Each of Wolverine Holdings, Mr. Bellick, and Mr. Gust have voting and dispositive power over 525,982 Class A ordinary shares of the Issuer. WAM may be deemed the beneficial owner of 8.73% of the Issuer's outstanding Class A Ordinary Shares and each of Wolverine Holdings, Mr. Bellick, and Mr. Gust may be deemed the beneficial owner of 8.73% of the Issuer's outstanding Class A Ordinary Shares. Percentages were calculated by dividing the number of shares deemed beneficially owned by each reporting person by 6,024,500 (the number of Class A ordinary shares outstanding as of November 12, 2025 according to the Issuer's 10-Q filed November 12, 2025). 0 WAM has shared power to vote or direct the vote of 525,982 Class A ordinary shares of the Issuer, and each of Wolverine Holdings, Mr. Bellick, and Mr. Gust has shared power to vote or direct the vote of 525,982 Class A ordinary shares of the Issuer, in each case as set forth in Item4(a) above. 0 WAM has shares power to dispose or direct the disposition of 525,982 Class A ordinary shares of the Issuer, and each of Wolverine Holdings, Mr. Bellick, and Mr. Gust has shared power to dispose or direct the disposition of 525,982 Class A ordinary shares of the Issuer, in each case as set forth in Item4(a) above. Y N Wolverine Flagship Fund Trading Limited is known to have the right to receive the receipt of dividends from, or the proceeds from the sale of, the shares of the Issuer's Class A Ordinary Shares covered by this statement that may be deemed to be beneficially owned by WAM. Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Wolverine Asset Management, LLC /s/ Kenneth L. Nadel 01/29/2026 Wolverine Holdings, LLC /s/ Christopher L. Gust 01/29/2026 Christopher L. Gust /s/ Christopher L. Gust 01/29/2026 Robert R. Bellick /s/ Robert R. Bellick 01/29/2026