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Warrants (Tables)
3 Months Ended
Mar. 31, 2026
Warrants  
Schedule of warrants issued with financing
            
Issuance Date/Type  Number   Exercise Price   Expiry Date
Feb 17, 2022 (“Tradeable Warrants”)*   2,051   $4,440.00   February 2027
Mar 14, 2022 (“2022 Pre-Funded Warrants”)   1,846   $2.00   Unlimited
Mar 14, 2022 (“Investor Warrants”)   1,801   $4,440.00   March 2027
Apr 28, 2022 (“April Warrants”)   4,862   $7,520.00   April 2027
May 16, 2023 (“May Pre-Funded Warrants”)   1,751   $2.00   Unlimited
May 16, 2023 (“May Investor Warrants”)   5,952   $1,180.00   November 2028
Feb 15, 2024 (“2024 Pre-Funded Warrants”)   22,500   $2.00   Unlimited
Feb 15, 2024 (“Series A Warrants”)   3,986**  $4,200.00**  August 2026
Feb 15, 2024 (“Series B Warrants”)   7,973**  $4,760.00**  February 2029
Apr 3, 2025 (“2025 Pre-Funded Warrants”)   260,000   $0.001   Unlimited

* These warrants trade on Nasdaq under the symbol SBFMW.
** Subject to adjustment.
Schedule of warrants outstanding
            
Type  Number   Exercise Price   Expiry Date
Tradeable Warrants   482   $220.00   February 2027
Investor Warrants   400   $4,000.00   March 2027
Series B Warrants   15,227,962*  $2.07*  February 2029

* As adjusted following the financing event of April 3, 2025 and subject to further adjustment of the number of warrants and exercise price upon certain corporate actions such that the aggregate exercise price of the warrants remains unchanged