SMCISupermicro

During the three months ended September 30, 2026, the following executive officer (as defined in Rule 16a-1(f) under the Exchange Act) of ours adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K. Name Action Adoption/Termination Date Trading Arrangement Total Shares of Common Stock to be Sold (3) Expiration Date (4) Rule 10b5-1 (1) Non-Rule 10b5-1 (2) David Weigand (Senior Vice President, Former Chief Financial Officer) Adoption August 28, 2026 X 60,000 April 1, 2027 _________________ (1) Contract, instruction or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act. (2) “Non-Rule 10b5-1 trading arrangement” as defined in Item 408(c) of Regulation S-K under the Exchange Act. (3) This number represents the maximum number of shares of common stock that may be sold pursuant to the trading plan. The number of shares actually sold will depend on the satisfaction of certain conditions as set forth in the plan. (4) In each case, the trading plan may expire on an earlier date if and when all transactions thereunder are completed.

During the three months ended June 30, 2026, the following executive officers and directors (as defined in Rule 16a-1(f) under the Exchange Act) of ours adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K. Name Action Adoption/Termination Date Trading Arrangement Total Shares of Common Stock to be Sold (3) Expiration Date (4) Rule 10b5-1 (1) Non-Rule 10b5-1 (2) Sara Liu (Co-Founder, Senior Vice President and Director) Adoption May 26, 2026 X 300,000 February 28, 2027 _________________ (1) Contract, instruction or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act. (2) “Non-Rule 10b5-1 trading arrangement” as defined in Item 408(c) of Regulation S-K under the Exchange Act. (3) This number represents the maximum number of shares of common stock that may be sold pursuant to the trading plan. The number of shares actually sold will depend on the satisfaction of certain conditions as set forth in the plan. (4) In each case, the trading plan may expire on an earlier date if and when all transactions thereunder are completed.

Certain of the Company’s directors have entered into trading plans pursuant to Rule 10b5-1(c) of the Securities Exchange Act of 1934, as amended. The following table summarizes the adoption of trading plans intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) during the three months ended September 30, 2023: Name and Title Adoption Date End Date Aggregate Number of Shares of the Company’s Common Stock to be Sold Daniel Fairfax, non-employee director August 30, 2023 June 28, 2024 2,100