Company: DAWN
Filing Date: 2025-04-11
Form Type: DEF 14A
Source: 0001140361-25-013462
Chunk: 4

Company: Day One Biopharmaceuticals, Inc.
Filing Date: 2025-04-11
Form: DEF 14A
Chunk 4
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| • | Directors maintain open communication and strong working relationships among themselves and have regular access to management |

| • | Board of directors has related party transaction standards for any direct or indirect involvement of a director in the Company’s business activities |

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TABLE OF CONTENTS Day One Biopharmaceuticals, Inc. 1800 Sierra Point Parkway, Suite 200 Brisbane, CA 94005 PROXY STATEMENT FOR THE 2025 ANNUAL MEETING OF STOCKHOLDERS APRIL 11, 2025 INFORMATION ABOUT SOLICITATION AND VOTING The accompanying proxy is solicited on behalf of the board of directors of Day One Biopharmaceuticals, Inc. for use at our 2025 Annual Meeting of Stockholders (“Annual Meeting”) to be held virtually at www.virtualshareholdermeeting.com/DAWN2025 on Monday, June 2, 2025 at 10:00 a.m. Pacific Time, and any adjournment, rescheduling or postponement thereof. The Notice and this proxy statement for the Annual Meeting (“Proxy Statement”) and the accompanying form of proxy were first distributed and made available on the Internet to stockholders on or about April 11, 2025. Our Annual Report for the fiscal year ended December 31, 2024 is available with this Proxy Statement by following the instructions in the Notice of Internet Availability of Proxy Materials. In this Proxy Statement, we refer to Day One Biopharmaceuticals, Inc. as “the Company,” “Day One,” “we” or “us.” References to our website in this Proxy Statement are not intended to function as hyperlinks and the information contained on our website is not intended to be incorporated into this Proxy Statement. INTERNET AVAILABILITY OF PROXY MATERIALS In accordance with SEC rules, we are using the Internet as our primary means of furnishing proxy materials to stockholders. Consequently, most stockholders will not receive paper copies of our proxy materials. We will instead send these stockholders a Notice with instructions for accessing the proxy materials, including our Proxy Statement and Annual Report, and voting via the Internet. The Notice also provides information on how stockholders may obtain paper copies of our proxy materials if they so choose. We believe this rule makes the proxy distribution process more efficient, less costly, and helps to conserve natural resources. GENERAL INFORMATION ABOUT THE MEETING Purpose of the Annual Meeting You are receiving this Proxy Statement because our board of directors is soliciting your proxy to vote your shares at the Annual