UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A
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 |
SONNET BIOTHERAPEUTICS HOLDINGS, INC.
(Name of Registrant as Specified In Its Charter)
(Name(s) of Person(s) Filing Proxy Statement, if other than the Registrant)
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