X0202 SCHEDULE 13G/A 0001455971 XXXXXXXX LIVE 6 Common Stock, par value $0.0001 per share 03/31/2026 0001828805 Aeluma, Inc. 00776X109 27 Castilian Drive Goleta CA 93117 Rule 13d-1(c) Mark N. Tompkins Z4 885000.00 0.00 885000.00 0.00 885000.00 N 4.83 IN With respect to Row (11), the percentage is calculated based on 18,305,335 shares of Common Stock of the Issuer issued and outstanding as of May 8, 2026, as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the SEC on May 13, 2026. The reported amount includes the Reporting Person's beneficial ownership as of March 31, 2026, the date which triggered the obligation to file this Schedule 13G/A. This Amendment No. 6 constitutes an exit filing as the Reporting Person has ceased to be the beneficial owner of more than 5% of the Issuer's total shares outstanding. Aeluma, Inc. 27 Castilian Drive, Goleta, California 93117 Mark N. Tompkins Apt. 1, Via Guidino 23 6900 Lugano-Paradiso, Switzerland Canada Y 885,000 4.83% 885,000 0 885,000 0 N 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 05/15/2026