MCHPMicrochip Technology

The following officer, as defined in Rule 16a-1(f) of the Exchange Act, adopted a "Rule 10b5-1 trading arrangement," as defined in Item 408 of Regulation S-K as follows: On May 15, 2026, Steve Sanghi, our CEO and President , adopted a new Rule 10b5-1 trading arrangement providing for the sale (from an account in the name of Sanghi Family Limited Partnership Steve and Maria Sanghi) of an aggregate of up to 950,236 shares of our common stock acquired by Mr. Sanghi pursuant to exercised options. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c) and to comply with our policies regarding such plans. The first shares may be sold as early as on August 21, 2026 , as permitted under the trading arrangement, and subsequent sales under the plan may occur for the duration of the trading arrangement until August 20, 2028.

On March 12, 2026, J. Eric Bjornholt, our Senior Corporate VP and CFO, adopted a new Rule 10b5-1 trading arrangement providing for the sale of an aggregate of up to 39,411 shares of our common stock acquired by Mr. Bjornholt pursuant to Restricted Stock Awards. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c) and to comply with our policies regarding such plans. The first shares are scheduled to be sold on August 25, 2026, as permitted under the trading arrangement, and subsequent sales under the plan may occur on a regular basis for the duration of the trading arrangement until May 23, 2028.

On November 29, 2023, J. Eric Bjornholt, our Senior Vice President and Chief Financial Officer, adopted a Rule 10b5-1 trading arrangement providing for the sale of an aggregate of up to 40,621 shares of our common stock acquired by Mr. Bjornholt pursuant to Restricted Stock Awards. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The first date that sales of any shares are permitted to be sold under the trading arrangement will be May 23, 2024, and subsequent sales under the trading arrangement may occur on a regular basis for the duration of the trading arrangement until February 24, 2026.

On June 6, 2025, Steve Sanghi, our CEO and President , adopted a new Rule 10b5-1 trading arrangement providing for the sale (from an account in the name of The Sanghi Trust Steve and Maria T Sanghi) of an aggregate of up to 738,744 shares of our common stock acquired by Mr. Sanghi pursuant to Restricted Stock Awards and exercised Options. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c) and to comply with our policies regarding such plans. The first shares may be sold as early as on September 9, 2025 , as permitted under the trading arrangement, and subsequent sales under the plan may occur for the duration of the trading arrangement until June 6, 2027 .

On May 23, 2025, J. Eric Bjornholt, our Senior Vice President and Chief Financial Officer, terminated a Rule 10b5-1 trading arrangement and adopted a new Rule 10b5-1 trading arrangement providing for the sale of an aggregate of up to 25,910 shares of our common stock acquired by Mr. Bjornholt pursuant to Restricted Stock Awards, and an aggregate of up to 4,303 shares of our common stock owned by Mr. Bjornholt. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c) and to comply with our policies regarding such plans. The first shares are scheduled to be sold on August 25, 2025, as permitted under the trading arrangement, and subsequent sales under the plan may occur on a regular basis for the duration of the trading arrangement until May 26, 2026.

On November 29, 2023, J. Eric Bjornholt, our Senior Vice President and Chief Financial Officer, adopted a Rule 10b5-1 trading arrangement providing for the sale of an aggregate of up to 40,621 shares of our common stock acquired by Mr. Bjornholt pursuant to Restricted Stock Awards. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The first shares were sold on May 23, 2024, as permitted under the trading arrangement, and subsequent sales under the plan may occur on a regular basis for the duration of the trading arrangement until February 24, 2026.