Quantum BioPharma Ltd. v. CIBC World Markets, Inc et al

  1. March 31, 2026

    BioPharma Spoofing Suit Against Canadian Banks Proceeds

    A New York federal judge has ruled that Quantum BioPharma Ltd. can pursue most of its lawsuit accusing the brokerage arms of the Royal Bank of Canada and the Canadian Imperial Bank of Commerce of spoofing the biopharmaceutical company's stock, finding that Quantum plausibly alleged that the scheme occurred and that the banks acted recklessly.

  2. June 17, 2025

    Canadian Banks Decry BioPharma's 'Abusive' Spoofing Suit

    The brokerage arms of the Royal Bank of Canada and the Canadian Imperial Bank of Commerce are fighting a lawsuit accusing them of spoofing the stock of a biopharmaceutical company, arguing that the "abusive litigation" does not belong in a U.S. courtroom.