Jeremy M. Sclar and Affiliates Report 16.9% Beneficial Ownership in ProMIS Neurosciences

This Schedule 13G/A amendment discloses updated beneficial ownership positions of Jeremy M. Sclar, Crocker Mountain LLC, and the Jeremy M. Sclar 2012 Irrevocable Family Trust in ProMIS Neurosciences Inc. The filing reports multiple transactions including warrant exercises, preferred share conversions, and private placement acquisitions occurring between 2022-2025. Sclar's aggregate beneficial ownership stands at 16.9% (9,511,930 shares), while Crocker Mountain and the JS Trust hold 3.6% (1,905,827 shares) and 13.6% (7,541,103 shares) respectively. Key transactions include the conversion of Series 1 Preferred Shares to Common Shares post-60:1 stock split, multiple warrant exercises at reduced prices, and a July 2025 warrant acquisition for 3.1M shares exercisable at $1.25/share. The filing emphasizes these transactions were not executed to influence corporate control, with all reporting persons filing jointly under Rule 13d-1(c).