Guardant Health Cookie Policy

Last Updated: November 20, 2023

This Cookie Policy explains how Guardant Health, Inc. (“Guardant Health”, “Guardant”, “we”, “us”, or “our”) uses cookies and similar tracking technologies when you visit or use our Services. We encourage you to read the full Cookie Policy to understand how we use cookies, and your related choices. We will generally refer to cookies, web beacons, flash cookies, pixels, and other tracking technologies collectively as “cookies” in this policy. Capitalized terms that are not defined herein have the meaning given to them in our Privacy Policy. 

What Are Cookies?

    Cookies are small web files that a website or its provider transfers to your device’s hard drive through your web browser that enables the website’s or provider’s system to recognize your browser and remember certain information. The length of time a cookie will stay on your browsing device depends on whether it is a “persistent” or “session” cookie. Session cookies will only stay on your device until you stop browsing. Persistent cookies stay on your browsing device until they expire or are deleted.  

    How Do We Use Cookies?

      Certain sections of our Services and our emails may contain small electronic files known as web beacons (also referred to as clear gifs, pixel tags, and single-pixel gifs) that permit Guardant, for example, to count users who have visited those pages or opened an email and for other related website statistics (for example, recording the popularity of a certain section and verifying system and server integrity).

      The cookies used on our Services may be categorized as:

      • Strictly Necessary Cookies, which are needed for the Site or Services to operate as reasonably expected by you.
      • Functional or Preference Cookies, which remember your name or choices.
      • Performance or Analytic Cookies, which collect passive information about your use of the Site or Services.
      • Advertising or Targeting Cookies, which are used to make advertising messages more relevant and personalized to you based on your inferred interests.

      Why Do We Use Cookies?

        We use first-party and third-party cookies for the following purposes to: 

        • make our Sites function properly, or to improve our Services; 
        • make login to our Sites easier (such as by remembering your user ID); 
        • recognize you when you return to our Sites;  
        • track your interaction with the Sites or Services; 
        • enhance your experience with the Sites and Services; 
        • remember information you have already provided; and 
        • provide a secure browsing experience during your use of our Sites or Services.

        What Are My Privacy Options?

          Your browser may provide you with the option to refuse some or all browser cookies. You may also be able to remove cookies from your browser.  Please remember that cookies are often used to enable and improve certain functions on our website. If you choose to switch certain cookies off, it may affect the user experience. 

          You can exercise your preferences in relation to cookies by taking the steps outlined below.

          • First-Party Cookies. You can use the browser with which you are viewing a Site to enable, disable or delete cookies. To do this, follow the instructions provided by your browser (usually located within the “Help”, “Tools” or “Edit” settings). Please note, if you set your browser to disable cookies, you may not be able to access secure areas of the Site. Also, if you disable cookies other parts of the Site and/or Services may not work properly. You can find more information about how to change your browser cookie settings at allaboutcookies.org.
          • Third-Party Cookies. To opt-out of third-party advertising networks and similar entities that use advertising cookies go to aboutads.info/choices. Once you click the link you may choose to opt-out of such advertising from all participating advertising companies or only advertising provided by specific advertising entities. For more information about third-party advertising networks and similar entities that use these technologies, please see YourAdChoices.

          In addition, most web browsers provide help pages relating to setting cookie preferences. More information may be found for the following browsers here:

          Please note, to disable advertising cookies, some third parties may need to set an opt-out cookie on your device. Sometimes a device’s configuration may prevent such third parties from setting such cookies, for example, if your device is set to block all third party cookies by default. This means that you may need to change your device settings to accept cookies to fully disable advertising cookies.

          For more information on your privacy rights, please see our Privacy Policy.

          Do Not Track Signals. Currently, we do not monitor or take any action with respect to Do Not Track signals or other mechanisms, which means that we collect information about your online activity both while you are using the Services and after you leave our Services.

          Analytics. We may use third-party providers like Google Analytics to monitor and analyze the use of our Sites. Google Analytics is a web analytics service offered by Google that tracks and reports website traffic. Google uses the data collected to track and monitor the use of a Site. This data is shared with other Google services. Google may use the collected data to contextualize and personalize the ads of its own advertising network. You can opt-out of having made your activity on the Site available to Google Analytics by installing the Google Analytics opt-out browser add-on. The add-on prevents the Google Analytics JavaScript (ga.js, analytics.js and dc.js) from sharing information with Google Analytics about visits activity. For more information on the privacy practices of Google, please visit the Google Privacy & Terms web page: https://policies.google.com/privacy.

          Changes & Amendments

            We reserve the right to modify this Policy or its terms relating to the Sites and Services from time to time at our discretion and will notify you of any material changes to the way in which we treat Personal Data. When we do, we will revise the updated date at the top of this page. We may also provide notice to you in other ways at our discretion, such as through the contact information you have provided. Any updated version of this Policy will be effective immediately upon the posting of the revised policy unless otherwise specified. If you do not agree with these changes, please stop using our Sites and Services.

            Contact Us

              If you would like to contact us to understand more about this Policy or wish to contact us concerning any matter relating to individual rights and your Personal Data, you may send an email to privacy@guardanthealth.com.