EXHIBIT 99.1 Quantum Biopharma Announces Closing of Final $2.42 Million Tranche of$5 Million Total Financing on Improved Terms TORONTO, March 31, 2025 (GLOBE NEWSWIRE) -- Quantum BioPharma Ltd. (NASDAQ: QNTM) (CSE: QNTM) (FRA: 0K91) ("Quantum BioPharma" or the "Company") is pleased to announce that it has closed the final tranche ("Final Tranche") of the offering announced on December 5, 2024 (the "December 5 NR") as amended on January 20, 2025, and based on the better terms announced on March 7, 2025 (the ...