v3.26.1
Shareholders’ equity (Tables)
 6 Months Ended
Jun. 30, 2026
Stockholders' Equity Note [Abstract]  
Schedule of stock based compensation expense
The table below summarizes information about the Company’s stock-based compensation for the three and six months ended June 30, 2026 and 2025 and the expense recognized in the condensed consolidated statements of operations:
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Stock options
Options granted during period385,800 762,400 1,338,200 4,706,122 
Weighted average exercise price$4.32 $3.34 $4.37 $3.32 
Restricted stock units (RSUs)
Restricted stock units granted during period— — 371,500 901,900 
Grant date fair value$— $— $4.39 $3.29 
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
(in thousands)(in thousands)
Stock compensation expense
Research and development$271 $374 $687 $929 
General and administrative1,324 390 2,230 1,128 
Total stock compensation expense$1,595 $764 $2,917 $2,057