SCHEDULE 13G 0001279891 XXXXXXXX LIVE Class A Ordinary Shares, par value $0.0001 per share 06/30/2025 0002028027 Newbury Street II Acquisition Corp G6439S109 121 High Street, Floor 3 Boston MA 02110 Rule 13d-1(b) WOLVERINE ASSET MANAGEMENT LLC IL 0 903994 0 903994 903994 N 5.02 IA Wolverine Trading Partners, Inc. IL 0 903994 0 903994 903994 N 5.02 CO HC Wolverine Holdings, L.P. IL 0 903994 0 903994 903994 N 5.02 HC Christopher L. Gust IL 0 903994 0 903994 903994 N 5.02 IN HC Robert R. Bellick IL 0 903994 0 903994 903994 N 5.02 IN HC Newbury Street II Acquisition Corp 121 High Street, Floor 3, Boston, Massachusetts, 02110 Wolverine Asset Management, LLC Wolverine Holdings, L.P. Wolverine Trading Partners, Inc. 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, L.P. - Illinois Wolverine Trading Partners, Inc. - Illinois Christopher L. Gust - U.S. Citizen Robert R. Bellick - U.S. Citizen N IA HC Wolverine Asset Management, LLC ("WAM") is an investment manager and has voting and dispositive power over 903,994 of the Issuer's Class A ordinary shares. The sole member and manager of WAM is Wolverine Holdings, L.P. ("Wolverine Holdings"). Robert R. Bellick and Christopher L. Gust may be deemed to control Wolverine Trading Partners, Inc. ("WTP"), the general partner of Wolverine Holdings. 5.02%. WAM may be deemed the beneficial owner of 5.02% of the Issuer's Class A ordinary shares, and each of Wolverine Holdings, WTP, Mr. Bellick, and Mr. Gust may be deemed the beneficial owner of 5.02% 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 17,998,375 (the number of Class A ordinary shares outstanding as of May 15, 2025 according to the Issuer's Form 10-Q filed May 15, 2025). 0 WAM has shared power to vote or direct the vote of 903,994 Class A ordinary shares of the Issuer, and each of Wolverine Holdings, WTP, Mr. Bellick, and Mr. Gust has shared power to vote or direct the vote of 903,994 Class A ordinary shares of the Issuer, in each case as set forth in Item 4(a). 0 WAM has shared power to dispose or direct the disposition of 903,994 Class A ordinary shares of the Issuer, and each of Wolverine Holdings, WTP, Mr. Bellick, and Mr. Gust has shared power to dispose or direct the disposition of 903,994 Class A ordinary shares of the Issuer, in each case as set forth in Item 4(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 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 07/08/2025 Wolverine Trading Partners, Inc. /s/ Christopher L. Gust 07/08/2025 Wolverine Holdings, L.P. /s/ Christopher L. Gust 07/08/2025 Christopher L. Gust /s/ Christopher L. Gust 07/08/2025 Robert R. Bellick /s/ Robert R. Bellick 07/08/2025