Transactions Involving Sanken

The Company sells products to, and purchases in-process products from Sanken. As of March 29, 2024, Sanken held approximately 51.0% of the Company’s outstanding common stock.

Net sales of the Company’s products to Sanken totaled $6,161 and $160,763 for the fiscal years ended March 29, 2024 and March 31, 2023, respectively. Although certain costs are shared or allocated, cost of goods sold and gross margins attributable to related party sales are consistent with those of third-party customers. There were no trade accounts receivable, net from Sanken as of March 29, 2024. Trade accounts receivables net of allowances of $4,200 from Sanken, totaled $13,253 as of March 31, 2023. Other accounts receivable from Sanken totaled $160 and $241 for the fiscal years ended March 29, 2024 and March 31, 2023, respectively.

Termination of Sanken Distribution Agreement

On March 30, 2023, the Company entered into a termination of the distribution agreement with Sanken (the “Termination Agreement”). The Termination Agreement formally terminated the distribution agreement dated as of July 5, 2007, by and between the Company and Sanken (the “Distribution Agreement”), effective March 31, 2023. The Distribution Agreement provided Sanken the exclusive right to distribute the Company’s products in Japan. In connection with the termination of the Distribution Agreement, and, as provided for in the Termination Agreement, the Company made a one-time payment of $5,000 to Sanken in exchange for the cancellation of Sanken’s exclusive distribution rights in Japan, which was recorded in selling, general and administrative expenses in the consolidated statements of operations. Concurrent with the Termination Agreement, AML and Sanken also entered into a short-term, nonexclusive distribution agreement (the “Short-Term Distribution Agreement”) and a consulting agreement (the “Consulting Agreement”), each of which were effective April 1, 2023. In addition, the Company allowed a one-time sales return from Sanken of resalable inventory of $4,200. The Short-Term Distribution Agreement provides for the management and sale of Company product inventory for a period of twenty-four months. Under the terms of the Consulting Agreement, Sanken agreed to continue to provide

transition services for a period of six months to a strategic customer as orders for the customer are transitioned from Sanken to the Company, and the Company agreed to pay Sanken for providing these transition services.

Transactions involving Polar Semiconductor, LLC (“PSL”)

The Company purchases in-process products from PSL, which is 70% owned by Sanken and 30% owned by the Company.

Purchases of various products from PSL totaled $60,426 and $58,056 for the fiscal years ended March 29, 2024 and March 31, 2023, respectively. Accounts payable to PSL included in amounts due to related party totaled $1,621 and $4,682 as of March 29, 2024 and March 31, 2023, respectively.

Effective January 26, 2023, the Company and PSL entered into a new Wafer Foundry Agreement (“WFA”) for the fabrication of wafers. The WFA replaced the previous Wafer Foundry Agreement with PSL, dated April 12, 2013, which was due to expire on March 31, 2023. The WFA has a three-year term, and auto renews for subsequent one-year terms, unless terminated by either party providing two years notice. Pursuant to the WFA, the Company will provide a rolling annual forecast for three years, the first two years of which will be binding. If the Company fails to purchase the forecasted number of wafers for either of the first two years, it will pay a penalty for any shortfall for the given year. The parties also agreed upon production lead-times, as well as wafer, alignment, and mask pricing for the first two years of the term. Any changes to such pricing are subject to mutual agreement.

On April 25, 2024, the Company, Sanken, PSL and PS Investment Aggregator, L.P. (“Subscriber”) entered into a Sale and Subscription Agreement pursuant to which Subscriber and an affiliate of Subscriber will make capital contributions to PSL of, in the aggregate, $175,000 in exchange for equity interests in PSL (the “PSL Transaction”). The PSL Transaction is subject to a number of conditions to closing, including the contribution of outstanding PSL indebtedness held by each of the Company (the PSL Promissory Notes described below) and Sanken in exchange for new PSL equity units to recapitalize PSL prior to Closing and PSL receiving confirmation from the United States Department of Commerce, the United States Department of the Treasury and/or the State of Minnesota that it or they have awarded at least $310,700 in aggregate direct funding and tax credits pursuant to the Creating Helpful Incentives to Produce Semiconductors and Science Act of 2022 (the “CHIPS Act”) or other grant-based funding program on terms and conditions acceptable to the Subscriber as well as other customary closing conditions. The PSL Agreement also contemplates that following closing, the Company, Sanken and Subscriber shall engage in a series of reorganization transactions after which the Company will no longer directly own PSL and will instead own approximately 10.2% of PSL’s ultimate parent entity (“Polar Parent”). In connection with this reorganization, it is contemplated that the Company, Sanken and Subscriber shall enter into a new partnership agreement for Polar Parent to account for the reorganization into a limited partnership structure.

Notes Receivable from PSL

On December 2, 2021, AML entered into a loan agreement with PSL wherein PSL provided an initial promissory note to AML for a principal amount of $7,500 (the “Initial PSL Loan”). The Initial PSL Loan will be repaid in equal installments of principal and interest accrued at 1.26% per annum, over a term of four years, with payments due on the first day of each calendar year quarter (April 1st, July 1st, October 1st, and January 1st). On July 1, 2022, PSL borrowed an additional $7,500 under the same terms of the PSL Loan (the “Secondary PSL Loan” and, together with the Initial PSL Loan, the “PSL Promissory Notes”). The Secondary PSL Loan will be repaid in equal installments of principal and interest accrued at 2.99% per annum, over a term of four years, with payments due on the first day of each calendar year quarter (April 1st, July 1st, October 1st, and January 1st). The loan funds were used by PSL to procure a deep ultraviolet scanner and other associated manufacturing tools necessary to increase wafer fabrication capacity in support of the Company’s increasing wafer demand. As of March 29, 2024, the outstanding balance of the PSL Promissory Notes was $8,438. During the year ended March 29, 2024, PSL made quarterly payments to AML totaling $3,987, which included $237 of interest income.