Company: AOSL
Filing Date: 2025-09-18
Form Type: DEF 14A
Source: 0001387467-25-000054
Chunk: 91

Company: ALPHA & OMEGA SEMICONDUCTOR Ltd
Filing Date: 2025-09-18
Form: DEF 14A
Chunk 91
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 |     |                      | 1,542,227 |     | -3 |
| Equity Compensation Plans Not Approved by Stockholders |     |                  |         — |     |    |     |             |   | N/A |     |                      |         — |     |    |
| Total                                                  |     |                  | 3,337,489 |     |    |     |             | — |     |     |                      | 1,542,227 |     |    |

| (1) |     | Consists of the 2009 Share Option/Share Issuance Plan (“the 2009 Plan”), 2018 Omnibus Incentive Plan ("the 2018 Plan") and the 2018 Employee Share Purchase Plan (the “ESPP”).                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
| (2) |     | Includes 1,901,489 common shares subject to restricted share unit awards and 1,436,000 common shares subject to market-based restricted share units that will entitle the holder to one share for each unit that vests over the holder’s period of continued service with the Company.  Amounts in this column exclude shares reserved for issuance under the ESPP.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
| (3) |     | Consists of shares available for future issuance under the 2018 Plan and the ESPP.  As of June 30, 2025, 541,020 common shares were available for issuance under the 2018 Plan and 1,001,207 common shares were available for issuance under the ESPP.  The 541,020 shares available for issuance under the 2018 Plan may be issued upon the exercise of options or share appreciation rights, or those shares may be issued as share awards or pursuant to restricted share unit awards which vest upon the attainment of prescribed performance milestones or the completion of designated service periods. Under the ESPP, each eligible employee may purchase up to 875 common shares at semi-annual intervals on the 14th of May and November each year at a purchase price per share equal to 85% of the lower of (i) the closing selling price per share on the employee’s entry date into the two-year offering period in which that semi-annual purchase date occurs or (ii) the closing selling price per share on the semi-annual purchase date. |

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### SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT
The following table