General Motors Co

During the three months ended March 31, 2026, the following directors or officers of the Company adopted a "Rule 10b5-1 trading arrangement" or "non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408 of Regulation S-K:(1) on January 28, 2026, Paul A. Jacobson, Executive Vice President and Chief Financial Officer, adopted a trading plan intended to satisfy Rule 10b5-1(c) to sell up to 40,000 shares of GM common stock between May 4, 2026 and July 30, 2026, subject to certain conditions; (2) on February 5, 2026, Grant Dixton, Executive Vice President and Chief Legal and Public Policy Officer, adopted a trading plan intended to satisfy Rule 10b5-1(c) to sell up to 8,000 shares of GM common stock between August 3, 2026 and March 31, 2027, subject to certain conditions; (3) on February 13, 2026, Rory V. Harvey, Executive Vice President and President, Global Markets, adopted a trading plan intended to satisfy Rule 10b5-1(c) to sell up to 97,500 shares of GM common stock and up to 5,652 shares of GM common stock issuable upon the exercise of vested stock options between May 15, 2026 and February 28, 2027, subject to certain conditions; (4) on February 19, 2026, Mary T. Barra, Chair and Chief Executive Officer, adopted a trading plan intended to satisfy Rule 10b5-1(c) to sell up to 433,527 shares of GM common stock and up to 840,262 shares of GM common stock issuable upon the exercise of vested stock options between May 21, 2026 and February 20, 2027, subject to certain conditions; (5) on February 19, 2026, Christopher T. Hatto, Vice President, Global Business Solutions and Chief Accounting Officer, adopted a trading plan intended to satisfy Rule 10b5-1(c) to sell up to 20,682 shares of GM common stock between May 21, 2026 and January 29, 2027, subject to certain conditions; and (6) on February 20, 2026, Mark L. Reuss, President, adopted a trading plan intended to satisfy Rule 10b5-1(c) to sell up to 142,159 shares of GM common stock issuable upon the exercise of vested stock options and up to 290,300 shares of GM common stock issuable upon the vesting of performance share units between May 22, 2026 and February 19, 2027, subject to certain conditions.