Company: DVAX
Filing Date: 2025-05-27
Form Type: DFAN14A
Source: 0001193125-25-125960
Chunk: 3

Company: DYNAVAX TECHNOLOGIES CORP
Filing Date: 2025-05-27
Form: DFAN14A
Chunk 3
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 “targets,” “forecasts,” “seeks,” “could,” “should” or the negative of such terms or other variations on such terms or comparable terminology. Similarly,
statements that describe our objectives, plans or goals are forward-looking. Forward-looking statements are subject to various risks and uncertainties and assumptions. There can be no assurance that any idea or assumption herein is, or will be
proven, correct. If one or more of the risks or uncertainties materialize, or if any of the underlying assumptions of Deep Track Capital, LP (“Deep Track”) or any of the other participants in the proxy solicitation described herein prove
to be incorrect, the actual results may vary materially from outcomes indicated by these statements. Accordingly, forward looking statements should not be regarded as a representation by Deep Track that the future plans, estimates or expectations
contemplated will ever be achieved.

Certain statements and information included herein may have been sourced from third parties. Deep Track does not make
any representations regarding the accuracy, completeness or timeliness of such third party statements or information. Except as may be expressly set forth herein, permission to cite such statements or information has neither been sought nor obtained
from such third parties. Any such statements or information should not be viewed as an indication of support from such third parties for the views expressed herein.

2

Deep Track disclaims any obligation to update the information herein or to disclose the results of any
revisions that may be made to any projected results or forward-looking statements herein to reflect events or circumstances after the date of such information, projected results or statements or to reflect the occurrence of anticipated or
unanticipated events.

CERTAIN INFORMATION CONCERNING THE PARTICIPANTS

Deep Track and the other Participants (as defined below) have filed a definitive proxy statement and accompanying WHITE universal proxy card with the
Securities and Exchange Commission (the “SEC”) to be used to solicit proxies for, among other matters, the election of its slate of director nominees at the 2025 annual stockholders meeting (the “2025 Annual Meeting”) of Dynavax
Technologies Corporation, a Delaware corporation (“DVAX”). Shortly after filing its definitive proxy statement with the SEC, Deep Track furnished the definitive proxy statement and accompanying WHITE universal proxy card to some or all of
the stockholders entitled to vote at the 2025 Annual Meeting.

The participants in the proxy solicitation are Deep Track, Deep Track Biotechnology Master
Fund, Ltd. (the “Record Stockholder”), David Kroin (all of the foregoing persons