<div id="readability-page-1"><div><p><span>Monroe Terilyn J Officer of Guardant Health Inc [GH] filed a Form 4 on December 3, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:</span></p><div><table><tbody><tr><th><span>Date</span></th><th><span>Transaction</span></th><th><span>Shares</span></th><th><span>Price</span></th><th><span>Value</span></th></tr><tr><td><span>12/1/25</span></td><td><span>Exercise(1)</span></td><td><span>50,000</span></td><td><span>$22.68</span></td><td><span>$1,134,050</span></td></tr><tr><td><span>12/1/25</span></td><td><span>Planned Sale(2)</span></td><td><span>55,167</span></td><td><span>$105.97</span></td><td><span>$5,846,163</span></td></tr></tbody></table></div><p><span>Ending Holdings: 20,920 - Direct</span></p><div><table><tbody><tr><td><span>(1)</span></td><td><span>35,000 shares exercised 8.2 years before expiration date.</span></td></tr><tr><td><span> </span></td><td><span>15,000 shares exercised 8.9 years before expiration date.</span></td></tr><tr><td><span>(2)</span></td><td><span>Executed pursuant to a prearranged trading plan (10b5-1).</span></td></tr></tbody></table></div><p><span>For a free trial, or to learn more about our insider trading analysis and data services, please visit http://www.washingtonservice.com or contact us at (301) 913-5100 or send an email to info@washingtonservice.com.</span></p><p><span>Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data.</span></p><span> </span></div></div>

<p>Monroe Terilyn J, an officer of Guardant Health Inc, sold 55,167 shares worth $5.8 million as disclosed in a Form 4 filed with the SEC on December 3, 2025. The sale was executed under a prearranged trading plan (10b5-1).</p>

Officer Monroe Sells 55,167 ($5.8M) Of Guardant Health Inc [GH]