v3.26.1
10-Q Share-based compensation (Tables)
3 Months Ended
Mar. 31, 2026
Share-Based Payment Arrangement [Abstract]  
Schedule of share-based payment arrangement expense
Share-based compensation consisted of the following for the years ended December 31, 2025, 2024 and 2023:
Years Ended December 31,
2025
2024
2023
Equity-classified awards:
Stock options
$
8,268 
$
9,374 
$
7,591 
Performance stock units
10,660 
1,705 
501 
Restricted stock units
11,779 
14,617 
11,918 
Share-based compensation expense: equity-classified awards
30,707 
25,696 
20,010 
Liability-classified awards:
Virtual share option awards(1)
5,029 
— 
— 
Share-based compensation expense: liability-settled awards
5,029 
— 
— 
Total share-based compensation expense
$
35,736 
$
25,696 
$
20,010 
(1) Includes the cumulative share-based compensation expense recognized for VSOs granted during the second quarter of 2025, for which the requisite service periods retroactively commenced in January 2023.
Schedule of stock option activity
The total intrinsic value of stock options exercised and the total fair value of stock options vested during the years ended December 31, 2025, 2024 and 2023 were as follows:
Years Ended December 31,
2025
2024
2023
Total intrinsic value of options exercised
4,807
208
798
Total fair value of options vested
5,256 
8,353 
10,221 
The Company’s stock options activity and related information during the years ended December 31, 2025, 2024 and 2023 were as follows:
Number of options
Weighted average exercise price
Weighted average remaining contractual life (years)
Aggregate intrinsic value
Outstanding at January 1, 2025
9,887,023
$
14.940 
Forfeited
(2,284,138)
21.933 
Expired
(737,931)
26.877 
Exercised
(621,424)
0.411 
Granted
4,375,072
3.279 
Outstanding at December 31, 2025
10,618,602
$
8.658 
6.65
$
28,364 
Options exercisable at December 31, 2025
3,374,323
$
10.596 
3.03
$
10,928 
Number of options
Weighted average exercise price
Weighted average remaining contractual life (years)
Aggregate intrinsic value
Outstanding at January 1, 2024
9,310,868
$
15.870 
Forfeited
(487,165)
13.542 
Expired
(143,459)
44.220 
Exercised
(25,130)
6.180 
Granted
1,231,909
10.595 
Outstanding at December 31, 2024
9,887,023
$
14.940 
5.50
$
8,846 
Options exercisable at December 31, 2024
5,572,751
$
16.621 
3.40
$
8,778 
Number of options
Weighted average exercise price
Weighted average remaining contractual life (years)
Aggregate intrinsic value
Outstanding at January 1, 2023
8,179,723
$
20.01 
Forfeited
(856,521)
22.20 
Expired
(807,244)
27.72 
Exercised
(70,590)
0.69 
Granted
2,865,500
8.91 
Outstanding at December 31, 2023
9,310,868
$
15.87 
6.29
$
34,646 
Options exercisable at December 31, 2023
4,989,095
$
16.23 
4.22
$
25,679 
Schedule of fair value assumptions
Significant assumptions used to estimate the fair value of the Company’s stock options granted during the years ended 2025, 2024 and 2023 were as follows:
Years Ended December 31,
2025
2024
2023
Expected volatility
72% — 79%
71% — 74%
68% — 72%
Expected life in years
6.16 - 6.24
6.01 - 6.02
5.38 — 6.73
Expected dividends(1)
— 
%
— 
%
— 
%
Risk-free interest rate (based on government bonds)
3.81% — 4.21%
3.63% — 4.52%
3.13% — 4.60%
(1) The Company has never paid cash dividends nor expects to pay cash dividends in the foreseeable future.
Schedule of restricted stock units activity
The Company’s PSU activity and related information for the years ended December 31, 2025, 2024 and 2023 were as follows:
Number of PSUs
Weighted-Average Grant Date Fair Value
Unvested at January 1, 2025
629,861
$
11.430 
Forfeited
(583,446)
8.430 
Vested
(119,983)
10.350 
Granted
3,337,046
2.820 
Unvested at December 31, 2025
3,263,478
$
3.180 
Inception-to-date PSUs vested at December 31, 2025
252,162
$
9.480 
Number of PSUs
Weighted-Average Grant Date Fair Value
Unvested at January 1, 2024
674,707
$
8.670 
Forfeited
(713,942)
10.110 
Vested
(132,179)
8.670 
Granted
801,275
12.120 
Unvested at December 31, 2024
629,861
$
11.430 
Inception-to-date PSUs vested at December 31, 2024
132,179
$
8.670 
Number of PSUs
Weighted-Average Grant Date Fair Value
Unvested at January 1, 2023
$
— 
Forfeited
(72,084)
8.670 
Vested
— 
Granted
746,791
8.670 
Unvested at December 31, 2023
674,707
$
8.670 
Inception-to-date PSUs vested at December 31, 2023
The Company’s RSU activity and related information for the years ended December 31, 2025, 2024 and 2023 were as follows:
Number of RSUs
Weighted-Average Grant Date Fair Value
Unvested at January 1, 2025
2,111,261
$
10.890 
Forfeited
(798,159)
6.270 
Vested
(872,741)
11.640 
Granted
8,408,305
4.170 
Unvested at December 31, 2025
8,848,666
$
4.830 
Inception-to-date RSUs vested at December 31, 2025
3,893,206
$
17.760 
Number of RSUs
Weighted-Average Grant Date Fair Value
Unvested at January 1, 2024
2,048,653
$
12.360 
Forfeited
(819,826)
12.180 
Vested
(1,076,186)
12.990 
Granted
1,958,620
11.040 
Unvested at December 31, 2024
2,111,261
$
10.890 
Inception-to-date RSUs vested at December 31, 2024
3,020,465
$
19.530 
Number of RSUs
Weighted-Average Grant Date Fair Value
Unvested at January 1, 2023
1,428,146
$
22.320 
Forfeited
(583,199)
16.980 
Vested
(533,768)
23.310 
Granted
1,737,474
9.090 
Unvested at December 31, 2023
2,048,653
$
12.360 
Inception-to-date RSUs vested at December 31, 2023
1,944,279
$
23.140