v3.26.1
Employee benefit plans (Tables)
 6 Months Ended
Jun. 30, 2026
Share-Based Payment Arrangement [Abstract]  
schedule of share-based compensation, Performance Stock Units Award Activity [Table Text Block]
A summary of the Company’s PSU activity for the six months ended June 30, 2026 is as follows:
Shares
(in thousands)
Weighted-average grant date fair value
Non-vested shares at December 31, 202547 

$5.79 
Granted3,279 1.11 
Vested(47)5.79 
Forfeited— — 
Non-vested shares at June 30, 20263,279 $1.11 
Schedule of Share-based Compensation, Stock Options, Activity
A summary of the Company’s stock option activity for the six months ended June 30, 2026 is as follows:
Shares
(in thousands)
Weighted-average exercise price
Weighted-average remaining contractual term (in years)
Aggregate intrinsic value (in thousands)
Outstanding at December 31, 20251,444 $7.06 3.24$— 
Granted— — 
Exercised— — 
Forfeited/Cancelled(213)7.44 
Outstanding at June 30, 20261,231 $7.00 3.28$— 
Vested and expected to vest at June 30, 20261,231 $7.00 3.28$— 
Exercisable at June 30, 20261,231 $7.00 3.28$— 
Schedule of Share-based Compensation, Restricted Stock Units Award Activity
A summary of the Company’s RSU activity for the six months ended June 30, 2026 is as follows:
Shares
(in thousands)
Weighted-average grant date fair value
Non-vested shares at December 31, 20259,915 $1.81 
Granted7,082 1.11 
Vested(5,307)1.82 
Forfeited(1,047)1.52 
Non-vested shares at June 30, 202610,643 $1.37 
Allocation of Stock-based Compensation Expense
The following table summarizes stock-based compensation expense included in the condensed consolidated statements of operations:
Three months ended June 30,Six months ended June 30,
(in thousands)2026202520262025
Cost of revenue$148 $240 $292 $488 
Research and development1,859 2,681 3,419 5,501 
Sales and marketing760 935 1,335 1,817 
General and administrative1,289 1,260 2,008 2,680 
Total stock-based compensation expense$4,056 $5,116 $7,054 $10,486 
Total stock-based compensation expense includes a net accrued stock bonus release of $0.4 million and an accrued stock bonus expense of $0.6 million for the three months ended June 30, 2026 and 2025, respectively, and an accrued stock bonus expense of $0.1 million and $0.9 million for the six months ended June 30, 2026 and 2025, respectively.