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10. STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Sep. 30, 2025

STOCK-BASED COMPENSATION

Summary of stock option activities

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Weighted

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Number of Shares

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Average

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Weighted

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Weighted

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Shares

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Underlying

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Remaining

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Average

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Average Grant

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Available for

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Options

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Contractual

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Exercise

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Date Fair

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Grant

Outstanding

Life (Years)

Price

Value Per Share

Balance at March 31, 2025

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3,095,976

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7,636,716

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$

5.03

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$

2.11

Granted

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(809,103)

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809,103

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$

3.85

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$

3.01

Exercised

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—

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(13,375)

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$

3.02

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$

1.15

Forfeited

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67,578

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(413,066)

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$

4.76

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$

1.75

Balance at September 30, 2025

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2,354,451

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8,019,378

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5.45

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$

4.92

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$

2.22

Options vested and exercisable

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5,640,995

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4.12

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$

5.46

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$

2.12

Options vested and expected to vest

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7,966,254

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5.43

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$

4.93

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$

2.22

Options unvested

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2,378,383

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8.60

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$

3.66

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$

2.46

Summary of stock-based compensation expense by line item

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Three Months Ended September 30,

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Six Months Ended September 30,

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2025

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2024

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2025

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2024

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(In thousands)

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(In thousands)

Cost of revenues

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$

58

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$

51

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$

102

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$

107

Research and development

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303

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336

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241

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626

Selling, general and administrative

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495

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276

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854

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588

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$

856

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$

663

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$

1,197

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$

1,321

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- References

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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