v3.26.1
Share-based compensation (Tables)
 12 Months Ended
Mar. 31, 2026
Disclosure Of Share Based Payment Arrangements [Abstract]  
Stock option activity and the weighted average exercise price
The stock option activity and the weighted average exercise price are summarized as follows:
20262025
Number
of options
Weighted
average
exercise
price
Number
of options
Weighted
average
exercise
price
$
$
Outstanding – Beginning of fiscal year*
10,322,548 22.64 11,083,212 24.73 
Granted3,453,170 10.70 2,637,460 14.03 
Exercised(161,698)6.98 (311,307)10.17 
Forfeited/Cancelled(3,409,694)28.62 (3,086,817)25.78 
Outstanding – End of fiscal year**10,204,326 16.85 10,322,548 22.12 
Exercisable – End of fiscal year5,858,817 19.91 5,124,556 26.59 
*The 2026 beginning of year weighted average exercise price was adjusted from the prior year closing weighted average exercise price to account for the CAD to USD foreign exchange rate used when calculating the current fiscal year's weighted average exercise prices.
**The stock options outstanding as at March 31, 2026 included 309,273 stock options with vesting dependent on market conditions tied to the Company's future share price performance.
The RSU, DSU and PSU activity and the weighted average grant date fair values
The RSU and DSU activity and the weighted average grant date fair values as at March 31, 2026 are summarized as follows:
20262026
RSUDSU
Number
of awards		Weighted
average
grant date
fair value		Number
of awards		Weighted
average
grant date
fair value
$$
Outstanding – Beginning of fiscal year
6,760,182 15.56 160,824 18.68 
Granted5,304,962 10.91 146,660 11.08 
Settled(2,742,874)17.32 (79,718)18.51 
Forfeited(1,170,705)13.08 — — 
Outstanding – End of fiscal year*
8,151,565 12.30 227,766 13.84 
*The RSUs outstanding as at March 31, 2026 included 2,023,195 non-treasury RSUs outstanding.
The RSU and DSU activity and the weighted average grant date fair values as at March 31, 2025 are summarized as follows:
20252025
RSUDSU
Number
of awards		Weighted
average
grant date
fair value		Number
of awards		Weighted
average
grant date
fair value
$$
Outstanding – Beginning of fiscal year
6,200,768 22.02 119,541 19.99 
Granted4,124,890 13.85 41,283 14.90 
Settled(2,318,732)29.20 — — 
Forfeited(1,246,744)16.67 — — 
Outstanding – End of fiscal year
6,760,182 15.56 160,824 18.68 
Weighted average assumptions
The fair value of stock options granted to employees was estimated at the dates of grant using the Black-Scholes option-pricing model with the following weighted average assumptions:
20262025
Expected volatility60.74 %59.83 %
Risk-free interest rate2.71 %3.79 %
Expected option life3.88 years3.84 years
Expected dividend yield0 %0 %
Forfeiture rate30.56 %29.59 %
Range of exercise prices of outstanding share options
The following table summarizes information with respect to stock options outstanding and stock options exercisable as at March 31, 2026:
Options outstandingOptions exercisable
Exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price
$$$
2.17 to 10.68
1,669,455 6.0910.41 323,076 5.4510.41 
10.69 to 12.61
1,564,319 6.1011.11 376,807 5.8111.24 
12.62 to 14.52
2,315,709 3.4513.19 1,727,108 3.1613.18 
14.53 to 20.74
2,483,234 4.2315.87 1,562,201 3.7616.37 
20.75 to 93.45
2,171,609 1.8030.97 1,869,625 1.6132.48 
Total10,204,326 4.1316.85 5,858,817 3.1219.91 
The following table summarizes information with respect to stock options outstanding and stock options exercisable as at March 31, 2025:
Options outstandingOptions exercisable
Exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price
$$$
2.17 to 12.82
2,449,818 5.0811.93 1,059,585 4.4911.61 
12.83 to 14.19
2,176,643 5.8213.92 624,814 5.5713.83 
14.20 to 20.93
1,835,467 5.2716.45 865,102 4.9017.16 
20.94 to 30.75
1,976,335 2.8623.30 1,435,603 2.4223.83 
30.76 to 93.45
1,884,285 3.5649.14 1,139,452 3.4058.15 
Total10,322,548 4.5722.12 5,124,556 3.8726.59 
Stock options outstanding and stock options exercisable
The following table summarizes information with respect to stock options outstanding and stock options exercisable as at March 31, 2026:
Options outstandingOptions exercisable
Exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price
$$$
2.17 to 10.68
1,669,455 6.0910.41 323,076 5.4510.41 
10.69 to 12.61
1,564,319 6.1011.11 376,807 5.8111.24 
12.62 to 14.52
2,315,709 3.4513.19 1,727,108 3.1613.18 
14.53 to 20.74
2,483,234 4.2315.87 1,562,201 3.7616.37 
20.75 to 93.45
2,171,609 1.8030.97 1,869,625 1.6132.48 
Total10,204,326 4.1316.85 5,858,817 3.1219.91 
The following table summarizes information with respect to stock options outstanding and stock options exercisable as at March 31, 2025:
Options outstandingOptions exercisable
Exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price		Number
of options		Weighted
average
remaining
contractual
life (years)		Weighted
average
exercise
price
$$$
2.17 to 12.82
2,449,818 5.0811.93 1,059,585 4.4911.61 
12.83 to 14.19
2,176,643 5.8213.92 624,814 5.5713.83 
14.20 to 20.93
1,835,467 5.2716.45 865,102 4.9017.16 
20.94 to 30.75
1,976,335 2.8623.30 1,435,603 2.4223.83 
30.76 to 93.45
1,884,285 3.5649.14 1,139,452 3.4058.15 
Total10,322,548 4.5722.12 5,124,556 3.8726.59