Form 4 Filing for Manuel Hidalgo Medina

Manuel Hidalgo Medina, a director at Guardant Health, Inc. (GH), reported a transaction on September 17, 2026. Medina acquired 232 shares of Common Stock under transaction code "M" with a post-transaction ownership of 5020 shares. Additionally, a transaction involving 232 Restricted Stock Units was reported, with a disposition code "D" and a post-transaction number of shares totaling 5105. The restricted stock unit award, granted on July 17, 2024, vests over four years, with 25% vesting on July 17, 2025, and the remaining 75% vesting monthly over the subsequent three years. The filing was signed by John G. Saia as attorney-in-fact for Medina.