Company: DVAX
Filing Date: 2025-04-21
Form Type: DEFC14A
Source: 0001193125-25-087127
Chunk: 3

Company: DYNAVAX TECHNOLOGIES CORP
Filing Date: 2025-04-21
Form: DEFC14A
Chunk 3
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 the close of business on April 14, 2025 as the record date for determining Stockholders entitled to notice of, and to vote at, the 2025 Annual Meeting (the “Record Date”). Stockholders of record at the close of business on the Record Date will be entitled to vote at the 2025 Annual Meeting. Each outstanding share of Common Stock is entitled to one vote on each matter to be voted on at the 2025 Annual Meeting. According to the Company, as of the Record Date, there were 122,411,685 shares of Common Stock outstanding. The mailing address of the principal executive offices of the Company is 2100 Powell Street, Suite 720, Emeryville, California 94608. As of the date hereof, the Deep Track Parties collectively own an aggregate of 17,791,486 shares of Common Stock (the “Deep Track Shares”). The Participants intend to vote the Deep Track Shares “FOR”the election of the Deep Track Nominees, “FOR”on the approval of named executive officer compensation , “FOR”the ratification of Ernst & Young LLP as the Company’s independent registered public accounting firm for the 2025 fiscal year, “FOR”the approval of the Declassification Plan, and “FOR”the approval the Bylaw Proposal. 2

We urge you to carefully consider the information contained in this Proxy Statement and then
support our efforts by following the instructions set forth on the enclosed WHITE proxy card to vote via the Internet or by telephone or by marking, signing, dating and returning the enclosed WHITEproxy card by mail today.

THIS SOLICITATION IS BEING MADE BY THE PARTICIPANTS AND NOT ON BEHALF OF THE BOARD OR MANAGEMENT OF THE COMPANY. THE DEEP TRACK PARTIES ARE
NOT AWARE OF ANY OTHER MATTERS TO BE BROUGHT BEFORE THE 2025 ANNUAL MEETING OTHER THAN AS DESCRIBED HEREIN. SHOULD OTHER MATTERS, WHICH THE DEEP TRACK PARTIES ARE NOT AWARE OF A REASONABLE TIME BEFORE THIS SOLICITATION, BE BROUGHT BEFORE THE 2025
ANNUAL MEETING, THE PERSONS NAMED AS PROXIES IN THE ENCLOSED WHITEPROXY CARD WILL VOTE ON SUCH MATTERS IN THEIR DISCRETION.

THE DEEP TRACK PARTIES URGE YOU TO VOTE “FOR”THE FOUR DEEP TRACK NOMINEES BY FOLLOWING THE INSTRUCTIONS ON THE ENCLOSED
WHITEPROXY CARD TODAY