Company: DVAX
Filing Date: 2025-04-04
Form Type: DEFA14A
Source: 0000930413-25-001154
Chunk: 3

Company: DYNAVAX TECHNOLOGIES CORP
Filing Date: 2025-04-04
Form: DEFA14A
Chunk 3
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 Company intends to file
and mail to stockholders of record entitled to vote at the 2025 Annual Meeting a definitive proxy statement and other documents,
including a GOLD proxy card. The Company may also file other relevant documents with the SEC regarding its solicitation of

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proxies
for the 2025 Annual Meeting. This communication is not a substitute for any proxy statement or other document that the Company
has filed or may file with the SEC in connection with any solicitation by the Company. STOCKHOLDERS OF THE COMPANY ARE STRONGLY
ENCOURAGED TO READ THE PROXY STATEMENT, ACCOMPANYING GOLD PROXY CARD AND OTHER RELEVANT DOCUMENTS FILED WITH, OR FURNISHED TO,
THE SEC CAREFULLY AND IN THEIR ENTIRETY AS THEY CONTAIN IMPORTANT INFORMATION. Stockholders may obtain a copy of the Proxy Statement,
accompanying GOLD proxy card, any amendments or supplements to the Proxy Statement and any other relevant documents filed by the
Company with the SEC at no charge at the SEC’s website at www.sec.gov. Copies will also be available at no charge at the
Company’s website at https://investors.dynavax.com/sec-filings.

Certain Information Regarding Participants

This press release is neither a solicitation of a proxy or consent
nor a substitute for any proxy statement or other filings that may be made with the SEC. The Company, its directors,
its director nominees and certain of its executive officers and employees may be deemed to be participants in the solicitation
of proxies for the 2025 Annual Meeting. Information regarding the names of such persons and their respective direct or indirect
interests in the Company, by securities holdings or otherwise, is available in the Proxy Statement, which was filed with the SEC
on April 3, 2025, and will be included in the Company’s definitive proxy statement, once available, including in the sections
captioned “Compensation Discussion and Analysis,” “Summary Compensation Table,” “Grants of Plan Based
Awards,” “Outstanding Equity Awards at Fiscal Year End,” “Pay Ratio Disclosure,” “Director
Compensation,” “Certain Transactions,” “Security Ownership of Certain Beneficial Owners and Management,”
and “Supplemental Information Regarding Participants in the Solicitation.” To the extent that the Company’s directors
and executive officers have acquired or disposed of securities holdings since the applicable “as of” date disclosed
in the Proxy Statement, such transactions have been or will be reflected