Form 4 Filing for GILEAD SCIENCES, INC.

This filing reports a series of non-derivative transactions by Johanna Mercier, Chief Comm & Corp Aff Officer of GILEAD SCIENCES, INC. On September 15, 2026, Mercier disposed of a total of 3,000 shares of the company's Common Stock. The transactions were executed under a Rule 10b5-1 trading plan adopted on February 20, 2025. The sale prices ranged from $143.16 to $145.29 per share. Following these transactions, Mercier directly owns 116,684 shares of Common Stock. The filing was signed by Amy Kim on behalf of Johanna Mercier on September 16, 2026.