144 0001869626 XXXXXXXX LIVE 0001828805 Aeluma, Inc. 001-42570 27 Castilian Drive Goleta CA 93117 805-351-2707 Klamkin Drelle Gelasca Family Trust dated 08/28/2025 Director Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

100000 1140000.00 19265671 10/12/2026 NASDAQ Common 10/27/2020 Founders Shares Issuer N 100000 10/27/2020 N/A N 10b5-1 Sales for Klamkin Drelle Gelasca Family Trust dated 08/28/2025

27 Castilian Drive Goleta CA 93117

Common 09/21/2026 100000 1335320.00 10b5-1 Sales for JONATHAN KLAMKIN

27 Castilian Drive Goleta CA 93117

Common 08/03/2026 20000 334642.00 Sales that were executed on October 12, 2026 are being reported on this Form 144 filed on October 13, 2026 given the EDGAR system was not accepting filings on October 12, 2026 in observance of the federal holiday. 10/12/2026 05/23/2026 /s/ Jonathan Klamkin