Quarterly report [Sections 13 or 15(d)]

Share-based compensation - Equity Incentive Plan (Details)

v3.25.3
Share-based compensation - Equity Incentive Plan (Details) - Plan - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Number of Shares    
Outstanding at the beginning of the period 81,077  
Granted 109,853  
Forfeited (14,500)  
Outstanding at the end of the period 176,430 81,077
Exercisable at September 30, 2025 78,910  
Weighted Average Exercise Price    
Outstanding the beginning of the period $ 98.93  
Granted 4.711  
Forfeited 4.71  
Outstanding at the end of the period 48.01 $ 98.93
Exercisable at September 30, 2025 $ 101.46  
Weighted Average Remaining Contractual Term (Years)    
Weighted average remaining contractual term (years) 8 years 3 months 25 days 7 years 4 months 20 days
Exercisable at September 30, 2025 (years) 6 years 7 months 17 days