MICROSOFT CORP

Insider Trading Arrangements

None of our officers or directors, as defined in Rule 16a-1(f) of the Securities Exchange Act of 1934, adopted, modified, orterminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” as defined in Item 408 of Regulation S-K, during the three months ended December 31, 2025.

Disclosure Pursuant to Section 13(r) of the Securities Exchange Act of 1934

Pursuant to Section 13(r) of the Securities Exchange Act of 1934, we are required to disclose knowing transactions or dealings involving specific sanctions programs administered by the U.S. Office of Foreign Assets Control (“OFAC”). We disclose the following activities in connection with two Taiwanese entities sanctioned under the Weapons of Mass Destruction Proliferators Regulations. During the quarter ended December 31, 2025, our affiliate in the Asia-Pacific region communicated with these entities about suspension of services following their OFAC designations and allowed these entities to retrieve customer data from our servers in the Asia-Pacific region. No revenue or profit was generated by these activities. We have already terminated these reported activities as of the date of this filing.