Investor FAQ

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Where is Ultragenyx's corporate headquarters?

Ultragenyx is located in Novato, California, which is in the San Francisco Bay Area. The address of our corporate headquarters is 60 Leveroni Court, Novato, CA 94949. The main phone number is (415) 483-8800. 

Where is the company incorporated?

Ultragenyx is incorporated in the state of Delaware. 

When is Ultragenyx's fiscal year-end?

 December 31st.

How is Ultragenyx's stock traded?

Ultragenyx trades on the NASDAQ Global Select Market under the symbol “RARE”.

Who is Ultragenyx's transfer agent?

American Stock Transfer & Trust Company, LLC
620 15th Avenue
Brooklyn, NY 11219


Who is Ultragenyx's auditor?

Ernst & Young LLP
303 Almaden Blvd
San Jose, CA 945110

Whom do I contact with questions about my stock?

You can contact Ultragenyx’s investor relations department by emailing