v3.26.1
13. STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Mar. 31, 2026
Equity [Abstract]  
Schedule of Option Summary

The following is a summary of stock option activity during the six months ended March 31, 2026:

 

Number of
Option Shares

 

 

Weighted Average
Exercise Price ($)

 

Balance, September 30, 2025

 

 

2,162,186

 

 

$

15.66

 

Options expired

 

 

(22,592

)

 

$

14.07

 

Options forfeited

 

 

(54,904

)

 

$

10.47

 

Options exercised

 

 

(124,611

)

 

$

8.40

 

Balance, March 31, 2026

 

 

1,960,079

 

 

$

16.28

 

Schedule of Restricted Stock Summary

The following table summarizes the activity for all RSUs during the six months ended March 31, 2026:

 

Number of Shares

 

 

Weighted Average Fair Value Per Share

 

 

Aggregate Intrinsic Value

 

Outstanding at September 30, 2025

 

 

12,891,419

 

 

$

9.16

 

 

$

186,926

 

Granted

 

 

3,821,813

 

 

$

10.71

 

 

 

 

Vested

 

 

(926,093

)

 

$

8.62

 

 

 

 

Forfeited

 

 

(184,079

)

 

$

8.16

 

 

 

 

Outstanding at March 31, 2026

 

 

15,603,060

 

 

$

9.58

 

 

$

132,782

 

 

Schedule of Performance Stock Units

The following table summarizes the activity for all PSUs and MPSUs during the six months ended March 31, 2026:

 

 

General PSUs

 

 

LTIP PSUs

 

 

STPA PSUs

 

 

Total
Number of Shares

 

 

Weighted Average Fair Value Per Share

 

 

Aggregate Intrinsic Value

 

Outstanding at September 30, 2025

 

 

38,460

 

 

 

 

 

 

 

 

 

38,460

 

 

$

10.61

 

 

$

558

 

Granted

 

 

 

 

 

3,246,689

 

 

 

7,698,000

 

 

 

10,944,689

 

 

$

7.92

 

 

 

 

Vested

 

 

(38,460

)

 

 

 

 

 

 

 

 

(38,460

)

 

$

10.61

 

 

 

 

Outstanding at March 31, 2026

 

 

 

 

 

3,246,689

 

 

 

7,698,000

 

 

 

10,944,689

 

 

$

7.92

 

 

$

93,139

 

Less: Not expected to vest

 

 

 

 

 

 

 

 

3,849,000

 

 

 

3,849,000

 

 

$

9.40

 

 

 

 

Expected to vest, March 31, 2026

 

 

 

 

 

3,246,689

 

 

 

3,849,000

 

 

 

7,095,689

 

 

$

7.11

 

 

$

60,384

 

Schedule of Fair Value Assumption Market-Based Restricted Stock Unit

The fair values of the MPSUs were determined using the Monte Carlo simulation and the inputs of MPSUs issued in the six months ended March 31, 2026 were as follows:

Fair value assumptions - Market-based RSUs granted:

 

March 31, 2026

Risk free interest rate

 

3.95%

Expected volatility

 

101.70%

Expected dividends through the vesting term

 

$0.00

Performance period (years)

 

1.0 - 4.5

Vesting term (years)

 

3.0 - 4.5

2026 LTIP Operational PSU Performance Targets

The following table summarizes the performance targets and payout levels for the operational PSU tranche granted under the 2026 LTIP:

2026 LTIP Operational PSU Performance Targets

Executed Lease Agreement Achievement Level through March 20, 2027

Payout as a % of Target PSU Tranche

Less than 600 MW

0%

600 MW to 699 MW

25%

700 MW to 799 MW

50%

800 MW or greater

100%

STPA Operational PSU Performance Targets

The following table summarizes the performance targets and payout levels for the operational PSU tranche granted under the STPA:

STPA Operational PSU Performance Targets

AI Data Center Capacity Ready for Service Achievement Level through September 30, 2030

Payout as a % of Target PSU Tranche

Less than 1.00 GW

0%

1.00 GW to 1.49 GW

25%

1.50 GW to 1.99 GW

40%

2.00 GW to 2.24 GW

70%

2.25 GW to 2.49 GW

90%

2.50 GW or greater

100%

STPA MPSU Market-Performance Targets [Table Text Block]

The following table summarizes the market-performance targets and payout levels for the MPSU tranche granted under the STPA:

STPA MPSU Market-Performance Targets

20-Day VWAP Achievement Level through September 30, 2030

Implied 20-Day VWAP Based on $9.40 Baseline Stock Price

Payout as a % of Target MPSU Tranche

Less than 5.0x baseline stock price

Less than $47.00

0%

5.0x baseline stock price

$47.00

20%

6.0x baseline stock price

$56.40

35%

7.0x baseline stock price

$65.80

55%

8.0x baseline stock price

$75.20

75%

9.0x baseline stock price

$84.60

90%

10.0x baseline stock price

$94.00

100%