Nano Nuclear Energy (NNE)

=== SEC Form 3 — Statement of Changes in Beneficial Ownership === Document Type: 3 Period of Report: 2026-05-22 --- Issuer --- Name: Nano Nuclear Energy Inc. (NNE) CIK: 0001923891 --- Reporting Owner --- Name: Boyd Roy Alan II CIK: 0002137021 Role: Officer (President of Issuer Subsidiary) --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) Footnotes: [F1] Represents the number of shares of common stock held of record by the Reporting Person on May 22, 2026. [Holding #2] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] The number of shares listed above is the entire amount owned by Onium Capital, LLC. The Reporting Person owns 51% of the pecuniary interests of the securities owned by Onium Capital, LLC. [F2] The number of shares listed above is the entire amount owned by Onium Capital, LLC. The Reporting Person owns 51% of the pecuniary interests of the securities owned by Onium Capital, LLC. --- Footnotes (Complete Index) --- F1: Represents the number of shares of common stock held of record by the Reporting Person on May 22, 2026. F2: The number of shares listed above is the entire amount owned by Onium Capital, LLC. The Reporting Person owns 51% of the pecuniary interests of the securities owned by Onium Capital, LLC. --- Signature --- /s/ /s/ Boyd Roy Alan II (2026-06-01)