UNITED
STATES
SECURITIES
AND EXCHANGE COMMISSION
Washington,
D.C. 20549
SCHEDULE
14A
(Rule
14a-101)
INFORMATION REQUIRED IN PROXY STATEMENT
SCHEDULE 14A INFORMATION
Proxy Statement Pursuant to Section 14(a) of
the Securities Exchange Act of 1934
(Amendment No. )
Filed by the Registrant ☐
Filed by a Party other than the Registrant ☒
Check the appropriate box:
| ☐ | Preliminary Proxy Statement |
| ☐ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |
| ☐ | Definitive Proxy Statement |
| ☒ | Definitive Additional Materials |
| ☐ | Soliciting Material Under § 240.14a-12 |
| VAXART, INC |
(Name of Registrant as Specified In Its Charter)
|
| |
DANIEL P. HOULE
MARK SILVERBERG, DDS, MD
MATTHEW M. WALLACE, MD
PATRICE RAFFY
Q3 NOMINEES PTY LTD
MARC EUSTACE PEREIRA
|
(Name of Persons(s) Filing Proxy Statement, if other than the Registrant)
|
Payment of Filing Fee (Check all boxes that apply):
| ☐ | Fee paid previously with preliminary materials |
| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11 |
Daniel P. Houle and the
other participants named herein (collectively, the “Concerned Vaxart Stockholders”) have filed a definitive proxy statement
and accompanying GOLD universal proxy card with the Securities and Exchange Commission to be used to solicit votes for the election
of the Concerned Vaxart Stockholders’ slate of director nominees at the 2026 annual meeting of stockholders of Vaxart, Inc., a Delaware
corporation (the “Company”).
On June 22, 2026, the Concerned
Vaxart Stockholders issued the following Investor Presentation titled “A Case for Change at Vaxart”. A copy of the Investor
Presentation is also attached hereto as Exhibit 1.

















