v3.26.1
Document And Entity Information
6 Months Ended
Jun. 30, 2026
Document Information Line Items  
Entity Central Index Key 0001771885
Document Type 6-K
Entity File Number 001-39152
Entity Registrant Name Quantum Biopharma Ltd.
Entity Address, Address Line One 1 Adelaide Street East
Entity Address, Address Line Two Suite 801
Entity Address, City or Town Toronto
Entity Address, State or Province ON
Entity Address, Postal Zip Code M5C 2V9
Amendment Flag false
Document Period End Date Jun. 30, 2026
Document Fiscal Year Focus 2026
Document Fiscal Period Focus Q2
Current Fiscal Year End Date --12-31
Entity Address, Country CA