SCHEDULE 13G/A 0001455971 XXXXXXXX LIVE 4 Common Stock, par value $0.0001 per share 09/30/2025 0001828805 Aeluma, Inc. 00776X109 27 Castilian Drive Goleta CA 93117 Rule 13d-1(c) Mark N. Tompkins Z4 2856833.00 0.00 2856833.00 0.00 2856833.00 N 15.99 IN (1) Based on 17,857,863 shares of Common Stock of the Issuer issued and outstanding as of November 10, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the SEC on November 12, 2025. Aeluma, Inc. 27 Castilian Drive, Goleta, California 93117 Mark N. Tompkins Apt. 1, Via Guidino 23 6900 Lugano-Paradiso, Switzerland Canada Y 2,856,833 15.99% 2,856,833 N/A 2,856,833 N/A Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above 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. Mark N. Tompkins /s/ Mark N. Tompkins 11/14/2025