Annual report pursuant to Section 13 and 15(d)

Share-based compensation - Options granted and outstanding (Details)

v3.22.1
Share-based compensation - Options granted and outstanding (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Options    
Options outstanding (in shares) 1,302,503  
Granted (in shares) 1,456,408  
Forfeited/Expired (in shares) (74,870)  
Options outstanding (in shares) 2,684,041 1,302,503
Options exercisable (in shares) 1,267,306  
Weighted Average Exercise Price    
Options outstanding (in dollars per share) $ 4.84  
Granted (in dollars per share) 7.25  
Forfeited/Expired (in dollars per share) 6.53  
Options outstanding (in dollars per share) 6.10 $ 4.84
Options exercisable, weighted average exercise price (in dollars per share) $ 4.99  
Weighted Average Remaining Contractual Life    
Options outstanding, weighted average remaining contractual term 8 years 6 months 8 years 7 months 6 days
Options exercisable, weighted average remaining contractual term 7 years 8 months 12 days  
Aggregate Intrinsic Value    
Options outstanding, aggregate intrinsic value $ 0 $ 4,234
Options exercisable, aggregate intrinsic value $ 0