Meta Platforms, Inc.

Rule 10b5-1 Trading Plans

During the quarter ended March 31, 2026, the officers and directors listed below adopted, modified, orterminated trading plans intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Securities Exchange Act of 1934, as amended. References to "net shares received" below refer to net shares received by an officer after excluding any shares withheld by us to satisfy our income tax withholding and remittance obligations in connection with the net settlement of equity awards.

On January 31, 2026, Mark Zuckerberg, ourfounder, Chairman, and Chief Executive Officer, entered into a trading plan that provides for the sale of an aggregate of up to 639,347 shares of our Class A common stock and 1,268,340 shares of our Class B common stock held by entities affiliated with Mr. Zuckerberg. The plan will terminate on November 1, 2026, subject to early termination for certain specified events set forth in the plan.

On February 6, 2026, Aaron Anderson, our Chief Accounting Officer, entered into a trading plan that provides for the sale of up to all of the net shares received from two quarterly settlements of the restricted stock units underlying Mr. Anderson's outstanding equity awards and any future equity award grants that settle on such quarterly settlement dates. The plan will terminate on January 14, 2028, subject to early termination for certain specified events set forth in the plan.

On February 25, 2026, Robert M. Kimmitt, amember of our board of directors, entered into a trading plan that provides for the sale of an aggregate of 1,504 shares of our Class A common stock. The plan will terminate on August 3, 2026, subject to early termination for certain specified events set forth in the plan.

On February 25, 2026, C.J. Mahoney, our Chief Legal Officer, entered into a trading plan that provides for the sale of 65% of the net shares received during the duration of the plan pursuant to Mr. Mahoney's outstanding equity award and any future equity award grants. The plan will terminate on May 18, 2027, subject to early termination for certain specified events set forth in the plan.