Sirius XM Holdings Inc. CEO Jennifer Witz disposed of 12,406 shares on December 31, 2025. This insider transaction, reported on January 2, 2026, saw the CEO's holdings decrease to 242,301 shares. While not explicitly linked to the -1.11% dip on December 31, 2025, such executive stock movements are closely watched by investors as a potential indicator of management's view on future company performance.