Item 8.01 Other Events. On August 27, 2026, NeuroOne Medical Technologies Corporation (the “ Company”) issued a press release announcing that three procedures in large animals were performed using the Company’s StereoCED™ platform. A copy of the above referenced press release is filed as Exhibit 99.1 to this Current Report on Form 8-K.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit Description No. 99.1 Press Release, dated August 27, 2026 ─────────────────────────────────────────────────────────────────────── 104 Cover Page Interactive Data File (embedded with Inline SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. NEUROONE Dated: August 27, 2026 By: /s/ David David Rosa Chief Executive Officer