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Your privacy is important to us.  Accordingly, Momenta Pharmaceuticals, Inc.  (“Momenta”, “we”, “our” and “us) has adopted the following Privacy Policy.

This Privacy Policy tells you what information we collect about you, how we may use that information, our efforts to protect it, and how you may contact us if you have a question or concern about these practices.  You do not have to share your personal information with us.  But if you choose not to, we may not be able to provide you with the information, products, or services that you seek.

By using this Web site, you accept this Policy. 

You may direct any questions about this Policy to our Data Protection Officer by:

U.S. toll-free phone: 1(833) 206-1502
Post: MMS Holdings Europe Ltd., Regus House, Harcourt Centre, Harcourt Road, Dublin D02
Republic of Ireland


Depending on the nature of our relationship with you, and the type of information, products, or services you seek, we may collect your:

  • Name, alias, date of birth, gender, signature
  • Business, personal, emergency contact information
  • Employment, professional, education, other biographic information
  • Image, voice, physical characteristics
  • Health, biometric, genetic information
  • Financial, tax, government identifiers
  • Background check information (e.g. criminal records, credit information, results of sanctions screening, Federal exclusion lists)
  • Computer, mobile device identifiers (which may be collected automatically, as described below)
  • Web site and social media use (which also may be collected automatically, as described below)
  • Information on use of our premises
  • Questions, comments, suggestions, preferences
  • Family, caregiver, household, or domestic partner information.

Should you disclose information to us about other individuals, such as family members or domestic partners, we rely on you to have their consent where required.


We may collect this personal information from various sources, including from:

  • You, your family, your caregiver, household, domestic partner
  • Your computer or mobile device
  • Service providers, contractors, business partners
  • Healthcare providers
  • Clinical study staff and investigators
  • Patients, subjects, clinical trial participants
  • Adverse event reporters
  • Government agencies
  • Investors, the public.


We may use personal information for our legitimate business and legal interests including for:

  • Communicating with you
  • Providing patient, subject, clinical trial participant, caregiver assistance
  • Supporting current, former, and prospective employees and investors
  • Research, development, product safety
  • Recruitment
  • Conferences, event management
  • Technical and physical security
  • Web site maintenance and analysis
  • Complying with law, and in the exercising and defense of legal claims
  • Responding to inquiries from government agencies, including from law enforcement
  • Other administrative purposes (e.g., records retention; tax and other government filings)

We do not, and will not, sell personal information.


Cookies:  Like many Web sites, our Web site uses cookies, which are small data files that our Web site sends to your browser for storage on your computer's hard drive, to collect information about how this Web site is used, to protect confidential data, track activity at our site and referring sites, so that we can maintain and improve our Web site, to enable your browser to remember information about you, to facilitate access to our Webcasts and better serve your needs and interests.  Our Web site may use both session cookies and persistent cookies. Session cookies are temporary in nature and are removed when you close your browser. Persistent cookies remain on your computer until they expire or until you delete them. If your browser is set to not allow cookies, you may not be able to access certain information on this Web site.  Most browsers are initially set up to accept cookies. You can reset your browser to notify you when you have received a cookie, or alternatively, to refuse to accept cookies. However, you may not be able to use certain features on our Web site if you choose not to accept cookies. You can find more information about cookies and how to manage them at

IP Address:  Your IP address is a number that is automatically assigned to your computer by your Internet Service Provider.  Like most Web sites, our Web site logs IP addresses automatically when a user visits our site, along with the time of the visit and the pages visited.  We use IP addresses to understand use of our Web site and to administer our Web site.  We may also determine your approximate location from your IP address.

Browser Information: Certain information is collected by most browsers, such as your computer type and your operating system name and version. We use browser information to help our Web site work properly. 

Device Information: We may collect information about your device, such as a unique device identifier, to understand how you use our Web site, your interests and preferences.

A note on “Do Not Track”: “Do not track” signals are preferences that you may set on your Web browser to limit how your activity is tracked across online.  Like many online services, our Web site does not respond to “do not track” signals.


We may disclose personal information to:

  • Suppliers, service providers, contractors, business partners
  • Health care professionals
  • Government agencies, law enforcement, courts, and other tribunals
  • Any of our affiliates.


This Web site is not intended for use by children and we do not knowingly collect any information on children under age 13.  Should you become aware of any information submitted through this Web site by children, please contact us at


The information we collect may be transferred to our affiliates and other third parties worldwide.  Recipients of your personal information may be located outside your location of residence, in places that do not require the same level of data protection.  Where required, we use legally permissible methods to enable the transfer of personal information, such as the European Commission’s standard contractual clauses.  


We will keep your personal information for the time required to fulfill legitimate and lawful business purposes in accordance with applicable law and internal policy. 


We exercise technical, physical, and administrative safeguards designed to safeguard personal information.  Regardless, neither the Internet nor any other technology is100% secure. Should you believe that any information you may have provided to us has been compromised we ask that you contact us immediately at


Should you wish to unsubscribe from receiving alerts from us, you may click here or follow the instructions in the alert.


Where the GDPR applies, you may have the following rights in relation to personal information that constitutes “personal data” as defined in the GDPR:

  • The right to ask us to correct your personal data where it is inaccurate or incomplete.
  • The right to ask us to access your personal data, and to be provided with information about how we use your personal data and who we share it with.
  • The right to ask us to delete your personal data.
  • The right to object to our processing of your personal data. 

These rights may be limited, for example only, where fulfilling your request would adversely affect others’ rights (including proprietary information, trade secrets or other intellectual property rights), where there are overriding public interest reasons or where we are required by law, policy or procedure to retain your personal data.

To exercise any of these rights, you may contact us at

Should you wish to make a complaint about how we process your personal data, please contact us at  Or you may raise a complaint with a data protection authority.


Where applicable, California residents have the following privacy rights in relation to their “personal information” as defined by California law:

  • Right to Access: You have the right to request for the 12-month prior period:
    • the categories of sources from where we collect personal information
    • the purposes for collecting your personal information
    • the categories of third parties with which we have shared your personal information
    • the specific pieces of personal information we have collected about you.
  • Right to Delete: With certain exceptions, you have the right to request that we delete your personal information. We will, however, maintain a record of your request to delete.  Should we be unable to delete your personal information, we will explain why.
  • Right to Appoint an Authorized Agent: Only you, or someone legally authorized to act on your behalf, may exercise rights related to your personal information.
  • Freedom from Discrimination: You have the right to be free from unlawful discrimination for exercising any of the above rights.

We will need to verify your and any of your agent’s identity prior to responding to any of the above requests. If we cannot verify your or your agent’s identity within 45 days, we may deny the request. 

To exercise any of these rights, you may contact us at


Our Web site may display links to sites maintained by third parties. We provide these links solely for convenience. We do not have any control over the content of these sites, and we assume no liability or responsibility for such sites, their content, or the manner through which those sites collect or use personal information.


We reserve the right to modify, amend, replace, or remove this Privacy Policy at any time, as permitted by law.  Any changes we may make this Privacy Policy will be posted on the Web site.  Accordingly, we encourage you to review the most recent version of the Privacy Policy every time you visit the Web site.  

Last updated: November 16, 2020