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Stock-Based Payments (Tables) | 3 Months Ended
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Jul. 31, 2025
Share-Based Payment Arrangement [Abstract] |
Schedule of Allocation Of Share Based Compensation Expense | Stock-based compensation expense was recognized as follows (table in thousands):
| Three Months Ended July 31, |  |  |
| 2025 |  | 2024 |  |  |  |  |
General and administrative | $ | 148 |  |  | $ | 185 |  |  |  |  |  |
Sales and marketing | 12 |  |  | 40 |  |  |  |  |  |
Research and development | 32 |  |  | 4 |  |  |  |  |  |
Cost of oncology revenue | 16 |  |  | 29 |  |  |  |  |  |
Total stock-based compensation expense | $ | 208 |  |  | $ | 258 |  |  |  |  |  |
Schedule of Valuation Assumptions For Stock Options | Black-Scholes and Monte Carlo assumptions used to calculate the fair value of Champions options granted by the Company during the three months ended July 31, 2025 and 2024 were as follows:
| Three Months Ended July 31, |  |  |
| 2025 |  | 2024 |  |  |  |  |
Expected term in years | 6 |  | 6 |  |  |  |  |
Risk-free interest rates | 4.08% - 4.50% |  | 4.48% |  |  |  |  |
Volatility | 55.65% - 62.00% |  | 62.72% |  |  |  |  |
Dividend yield | —% |  | —% |  |  |  |  |
Black-Scholes assumptions used to calculate the fair value of Corellia options granted by Corellia during the three months ended July 31, 2025 and 2024 were as follows:
| Three Months Ended July 31, |  |  |
| 2025 |  | 2024 |  |  |  |  |
Expected term in years | 6 |  | 0 |  |  |  |  |
Risk-free interest rates | 4.15% |  | —% |  |  |  |  |
Volatility | 65% |  | —% |  |  |  |  |
Dividend yield | —% |  | —% |  |  |  |  |
Schedule of Stock Option Activity | The Company’s stock options activity for the 2021 and 2010 equity incentive plans for the three months ended July 31, 2025 was a s follows:
| Directors and Employees | Non- Employees |  |  | Total |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (Years) |  | Aggregate Intrinsic Value
Outstanding, April 30, 2025 | 1,642,351 |  | 36,331 |  |  |  | 1,678,682 |  |  | $ | 4.98 |  |  | 4.9 |  | $ | 4,434,000 |
Granted | 874,000 |  | — |  |  |  | 874,000 |  |  | 7.39 |  |  | 9.9 |  |
Exercised | (11,251) |  | — |  |  |  | (11,251) |  |  | 2.10 |  |  |  |  |
Forfeited | (9,625) |  | — |  |  |  | (9,625) |  |  | 7.90 |  |  |  |  |
Outstanding, July 31, 2025 | 2,495,475 |  | 36,331 |  |  |  | 2,531,806 |  |  | $ | 5.81 |  |  | 6.5 |  | $ | 3,514,000 |
Vested and expected to vest as of July 31, 2025 | 2,495,475 |  | 36,331 |  |  |  | 2,531,806 |  |  | $ | 5.81 |  |  | 6.5 |  | $ | 3,514,000 |
Exercisable as of July 31, 2025 | 1,504,457 |  | 5,625 |  |  |  | 1,510,082 |  |  | $ | 4.90 |  |  | 4.2 |  | $ | 3,259,000 |
The stock options activity for the Corellia 2023 Global equity incentive plan for the three months ended July 31, 2025 was as follows:
| Directors and Employees | Non- Employees |  | Total |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (Years) |  | Aggregate Intrinsic Value
Outstanding, April 30, 2025 | — |  | — |  |  | — |  |  | $ | — |  |  | 0 |  | $ | — |
Granted | 300 |  | — |  |  | 300 |  |  | 1,682.00 |  |  | 9.81 |  |
Outstanding, July 31, 2025 | 300 |  | — |  |  | 300 |  |  | $ | 1,682.00 |  |  | 9.81 |  | $ | 110,000 |
Vested and expected to vest as of July 31, 2025 | 300 |  | — |  |  | 300 |  |  | $ | 1,682.00 |  |  | 9.81 |  | $ | 110,000 |
Exercisable as of July 31, 2025 | — |  | — |  |  | — |  |  | $ | — |  |  | — |  |  | $ | — |

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