Quantum Group files amended complaint against CIBC, RBC, others

Quantum BioPharma announced that on May 1, 2025 it filed an amended complaint in the United States District Court for the Southern District of New York. This is an amendment to the original complaint filed on October 21, 2024, is in response to the Motion to Dismiss filed by the banks on January 31, 2025, and is filed in the United States District Court for the Southern District of New York. The amendment and complaint allege that CIBC World Markets, CIBC,, RBC Dominion Securities, RBC, and others engaged in market manipulation schemes that violated Section 10(b) and Rule 10b-5(a) and (c) and Section 9(a) of the Securities Exchange Act of 1934. This lawsuit alleges that between 1st of January 2020 and 15th of August 2024 the Defendants and/or their customers used “spoofing” techniques to manipulate the share price of Quantum BioPharma shares. The Company is seeking damages of more than $700M.