Guardant Health, Inc. 8-K

What Happened
Guardant Health, Inc. (GH) filed a Form 8-K on April 27, 2026 (Item 5.02) announcing that Craig Eagle, M.D., the company’s Chief Medical Officer, has resigned. The resignation is to be effective May 8, 2026.

Key Details

• Filing date: April 27, 2026 (Form 8-K, Item 5.02).
• Executive: Craig Eagle, M.D., Chief Medical Officer.
• Effective date of resignation: May 8, 2026.
• The 8-K does not disclose a reason for the resignation or identify a successor.

Why It Matters
This 8-K reports a change in senior medical leadership at Guardant Health. Changes to the CMO role are material for investors because the position is closely involved in clinical development and regulatory activities; the filing confirms the departure but provides no transition or replacement details. Investors should watch for subsequent disclosures from the company about succession plans or any potential impacts on clinical programs.