Privacy Policy

Last Updated: December 11, 2023

This Privacy Policy explains MBX Biosciences, Inc.’s (“we,” “us,” or “our”) privacy practices regarding personal information that we collect through our website and other interactions with us as described below.


Personal Information You Provide to Us. We may collect personal information that you provide to us, as further described below:

  • Your Communications with Us. We may collect personal information, such as email address, phone number, or mailing address when you request information about our company or otherwise communicate with us.
  • Conferences, Trade Shows, and Other Events. We may collect personal information from individuals when we attend or host conferences, trade shows, and other events.
  • Business Development and Strategic Partnerships. We may collect personal information from individuals and third parties to assess and pursue potential business opportunities.

Personal Information Collected Automatically. We and our service providers may automatically log information about you, your computer or mobile device, and your interaction over time with our website and our communications, such as:

  • Device Data, such as your Internet protocol (IP) address, user settings, MAC address, cookie identifiers, mobile carrier, browser or device information, location information (including approximate location derived from IP address), and Internet service provider.
  • Online Activity Data, such as pages that you visit before, during and after using our website, information about the links you click, the types of content you interact with, the frequency and duration of your activities, and other information about how you use our website.

We use the following tools for automatic data collection:

  • Cookies, which are small text files placed in device browsers that store preferences and facilitate and enhance your experience. For example, Google Analytics collects information about how users use our website, which we then use to compile reports that disclose trends without identifying individual visitors, and help us improve our website. For more information on Google Analytics, click here.
  • Pixel Tags/Web Beacons, Which are used to record, for example, that a user has visited a particular web page, accessed or opened an email or clicked on a particular content.


Provide website functionality. We use your information to allow you to use our website and to otherwise operate, maintain, and provide you with website functionality.

Communicate with You, including to respond to your requests, send announcements, updates, security alerts and support and administrative messages.

Improve, Monitor, and Personalize your experience, including by understanding your needs and interests, and personalizing your experience with the website and our communications.

Direct Marketing. We may send you direct marketing communications, including by email. You may opt out of our marketing communications as described in the “Privacy Choices ” section below.

Compliance with Law. We may use personal information to comply with applicable laws, lawful requests and legal process, and to defend us against legal claims or disputes.

Other Purposes. We may use personal information to create de-identified and/or aggregated information, such as demographic information, information about the device from which you access our website, or other analyses we create. We may also use your personal information for other purposes as requested by you or as permitted by applicable law.


We disclose your personal information to third parties for a variety of business purposes, as further set forth below:

  • Service Providers. We may disclose your personal information to our third-party service providers and vendors (including IT support, hosting, user support, email delivery and website analytics services).
  • Authorities and Others. We may disclose personal information to law enforcement, government authorities and private parties, as we believe in good faith to be necessary or appropriate to comply with applicable laws, lawful requests and legal process, and to defend us against legal claims or disputes.
  • Disclosure in the Event of Merger, Sale, or Other Asset Transfers. If we are involved in a merger, acquisition, financing due diligence, reorganization, bankruptcy, receivership, purchase or sale of assets, or transition of service to another provider, your information may be sold or transferred as part of such a transaction, as permitted by law and/or contract.


Your Privacy Choices. The privacy choices you may have about your personal information are determined by applicable law and are described below.

  • Email Communications. If you receive an unwanted email from us, you can use the unsubscribe link found at the bottom of the email to opt out of receiving future emails. Note that you will continue to receive non-marketing emails (e.g., communications regarding updates to this Privacy Policy).
  • Limit Online Tracking. There are a number of ways to limit online tracking, which we have summarized below. Please note that these opt-out tools are not associated with us and we cannot guarantee that these tools work as their providers advertise them:
  • “Do Not Track.” Do Not Track (“DNT“) is a privacy preference that users can set in certain web browsers. Please note that we do not respond to or honor DNT signals or similar mechanisms transmitted by web browsers. To find out more about “Do Not Track,” please visit


When you apply for one of our open positions, we collect the information that you provide in connection with your job application. This includes but is not limited to business and personal contact information, professional credentials and skills, educational and work history, and other information that may be included in a resume or that you may provide during the interview process. This may also include demographic or diversity information that you voluntarily provide. We may also conduct background checks and receive related information. We also collect personal information from other sources where relevant for your application, such as employment research firms, recruiters, identity verification services, and information that you make publicly available on websites or social media platforms (for example, LinkedIn). Throughout the recruitment process, we may supplement your personal information in connection with the assessment of your application. For example, we may record the views of those considering your application about your suitability for the role for which you have applied and retain interview notes. If you accept an offer from us, your personal information will be incorporated into and used as part of your employee record.

We use applicants’ information to facilitate our recruitment activities and process employment applications, including evaluating candidates and monitoring recruitment statistics. We also use successful applicants’ information to administer the employment relationship. We may also use and disclose applicants’ information to improve our Service and for the compliance and protection purposes described above.


We take steps to ensure that your information is treated securely and in accordance with this Privacy Policy. Unfortunately, no system is 100% secure, and we cannot ensure or warrant the security of any information you provide to us.


The website is not directed to children under 13 (or other age as required by local law), and we do not knowingly collect personal information from children. If you are a parent or guardian and wish to review information collected from your child, or have that information modified or deleted, you may contact us as described in “Contact Us” below. If we become aware that a child has provided us with personal information in violation of applicable law, we will delete any personal information we have collected, unless we have a legal obligation to keep it.


The website may contain links to other websites/applications and other websites/applications may reference or link to our website. These third-party services are not controlled by us. We encourage our users to read the privacy policies of each website and application with which they interact. We do not endorse, screen, or approve, and are not responsible for, the privacy practices or content of such other websites or applications.


We reserve the right to modify this Privacy Policy at any time. If we make material changes to this Privacy Policy, we will notify you by updating the date of this Privacy Policy and posting it on the website.


If you have any questions about our privacy practices or this Privacy Policy, or to exercise your rights as detailed in this Privacy Policy, please contact us at: [email protected]