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Investor FAQs

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Where is Day One Biopharmaceuticals’ corporate headquarters?
Our corporate headquarters is located at: 395 Oyster Point Boulevard, Suite 217, South San Francisco, CA 94080.
Where is Day One Biopharmaceuticals incorporated?
We are incorporated in the State of Delaware.
When did Day One Biopharmaceuticals go public?
Our initial public offering (IPO) occurred on May 27, 2021.
What is Day One Biopharmaceuticals’ fiscal year end?
Our fiscal year end is December 31.
How is Day One Biopharmaceuticals’ stock traded?
We are traded on the NASDAQ Global Select Market under the ticker symbol “DAWN“, and our CUSIP number is 23954D 109.
Does Day One Biopharmaceuticals pay dividends?
We do not pay a dividend.
Who is Day One Biopharmaceuticals’ transfer agent?
Our transfer agent is:

American Stock Transfer & Trust Company
6201 15th Avenue, Brooklyn, NY 11219
Website: astfinancial.com
Email: help@astfinancial.com
Phone (U.S.): (800) 937-5449
Phone (International): (718) 921-8124
Who is Day One Biopharmaceuticals’ independent auditors?
Our independent auditors are Ernst & Young LLP.
Who is Day One Biopharmaceuticals’ legal counsel?
Our legal counsel is Fenwick & West LLP, San Francisco, California. 
How can I view documents Day One Biopharmaceuticals has filed with the Securities & Exchange Commission (SEC), including Forms 10-K and 10-Q?
Our SEC filings can be found here.