Grant & Eisenhofer Files Securities Class Action Lawsuit Against Canadian Imperial Bank of Commerce and Royal Bank of Canada on behalf of investors in Quantum Biopharma Ltd. Securities

MorningStar
2025.12.23 16:00
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Grant & Eisenhofer has filed a class action lawsuit against the Canadian Imperial Bank of Commerce and Royal Bank of Canada on behalf of Quantum Biopharma Ltd. investors. The lawsuit alleges that the banks engaged in manipulative trading practices to deflate Quantum's stock price. The case, filed in the Southern District of New York, seeks to represent investors who sold Quantum securities between January 6, 2021, and October 15, 2025. Potential lead plaintiffs must move the court by February 23, 2026.