Company: DVAX
Filing Date: 2025-04-15
Form Type: PRER14A
Source: 0000930413-25-001254
Chunk: 6

Company: DYNAVAX TECHNOLOGIES CORP
Filing Date: 2025-04-15
Form: PRER14A
Chunk 6
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 Deep
Track Nominees or the Bylaw Proposal and unanimously recommends that you use the GOLDproxy card or GOLDvoting
instruction form to only vote “FOR”the election of each of Brent MacGregor, Scott Myers,
Lauren Silvernail and Elaine Sun (collectively, the “Board Nominees”) and “AGAINST”the
Bylaw Proposal and to vote as the Board recommends on all other proposals. The Board strongly urges you to discard and NOTto
vote using any white proxy card or white voting instruction form sent to you by Deep Track. If you have already submitted
a white proxy card or white voting instruction form, you can revoke such proxy and vote for the Board Nominees and on the
other matters to be voted on at the Annual Meeting by marking, signing and dating the enclosed GOLDproxy card or GOLDvoting
instruction form and returning it in the enclosed postage-paid envelope or by voting via the internet by following the
instructions on the GOLDproxy card or GOLDvoting instruction form. Only your latest validly executed proxy
will count, and any proxy may be revoked at any time prior to its exercise at the Annual Meeting as described in the
accompanying proxy statement.

Your vote is extremely important no matter how many shares you own. Whether
or not you expect to attend the Annual Meeting, please promptly use your GOLDproxy card or GOLDvoting instruction form
to vote by proxy over the internet or by mail. If you have any questions or require any assistance with voting your shares, please call the Company’s proxy solicitor:

<div align='center'>MacKenzie Partners, Inc.
7 Penn Plaza
New York, New York 10001

Call: 1-800-322-2885 (toll-free from the U.S. and Canada)
or +1-212-929-5500 from other countries.

Email: DVAX@mackenziepartners.com</div>

Important Notice Regarding Forward-Looking Information Contained in this Proxy Statement

This proxy statement contains
“forward-looking” statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and
Section 21E of the Securities Exchange Act of 1934, as amended, which are subject to a number of risks and uncertainties. All
statements that are not historical facts are forward-looking statements. Forward-looking statements can generally be
identified by the use of words such as “anticipate,” “believe,”
“continue,”