Company: AOSL
Filing Date: 2025-09-18
Form Type: DEF 14A
Source: 0001387467-25-000054
Chunk: 98

Company: ALPHA & OMEGA SEMICONDUCTOR Ltd
Filing Date: 2025-09-18
Form: DEF 14A
Chunk 98
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4. The Company and the Audit Committee have discussed the reportable event described above with Baker Tilly and have authorized Baker Tilly to respond fully to the inquiries of the successor independent registered public accounting firm concerning this material weakness.

The Company has provided Baker Tilly with a copy of the disclosure contained in its Current Report on Form 8-K filed on November 25, 2024 (the “Original Form 8-K”), as amended, and requested that Baker Tilly furnish it with a letter addressed to the SEC stating whether or not it agrees with the statements contained in the Original Form 8-K. A copy of Baker Tilly’s letter, dated November 25, 2024, was filed as Exhibit 16.1 to the Original Form 8-K.

Effective as of November 19, 2024, the Audit Committee of the Board approved the appointment of Deloitte to serve as the Company’s independent registered public accounting firm for the fiscal year ended June 30, 2025, subject to Deloitte’s completion of its standard client acceptance procedures.

During the two fiscal years ended June 30, 2024 and 2023, and the subsequent interim period through November 19, 2024, neither the Company nor anyone acting on its behalf has consulted with Deloitte with respect to (i) the application of accounting principles to a specified transaction, either completed or proposed, or the type of audit opinion that might be rendered on the Company’s financial statements, and neither a written report nor oral advice was provided that Deloitte concluded was an important factor considered by us in reaching a decision as to any accounting, auditing or financial reporting issue; (ii) any matter that was the subject of a disagreement as defined in Item 304(a)(1)(iv) of Regulation S-K of Securities and Exchange Act of 1934, as amended, and the related instructions thereof; or (iii) a reportable event as described in Item 304(a)(1)(v) of Regulation S-K.

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#### Recommendation of the Board
The Board recommends that shareholders vote FOR the approval and ratification of the appointment of Deloitte as our independent registered public accounting firm, and the authorization for our Board, acting through our Audit Committee, to determine the remuneration of the accounting firm, for fiscal year ending June 30, 2026.

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### PRINCIPAL ACCOUNTING FEES AND SERVICES
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