Albert D. Dyrness - Dec 2, 2025 Form 4 Insider Report for Sonnet BioTherapeutics Holdings, Inc. (SONN)

Role
Director
Signature
/s/ Albert D. Dyrness
Stock symbol
SONN
Transactions as of
Dec 2, 2025
Transactions value $
$0
Form type
4
Date filed
12/3/2025, 09:12 PM
Previous filing
Jul 15, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Dyrness Albert D. Director 100 OVERLOOK CENTER, SUITE 102, PRINCETON /s/ Albert D. Dyrness 2025-12-03 0001664801

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SONN Common Stock Disposed to Issuer -4.54K -100% 0 Dec 2, 2025 Direct F1, F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Albert D. Dyrness is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 On December 2, 2025, pursuant to the Business Combination Agreement (the "BCA"), dated July 11, 2025, by and among Sonnet BioTherapeutics Holdings, Inc. (the "Company"), Rorschach I LLC ("Rorschach"), Hyperliquid Strategies Inc ("HSI"), TBS Merger Sub Inc ("Company Merger Sub") and Rorschach Merger Sub, LLC ("Rorschach Merger Sub"), Rorschach Merger Sub merged with and into Rorschach with Rorschach surviving the merger as a direct wholly owned subsidiary of HSI and immediately following such merger, Company Merger Sub merged with and into the Company with the Company surviving the merger as a direct wholly owned subsidiary of HSI (the "Company Merger").
F2 (Continued from footnote 1) Includes (i) 4,000 restricted stock units granted on July 11, 2025 which, as a result of the Company Merger, vested at the Effective Time and (ii) 537 vested restricted stock units held by the Reporting Person at the Effective Time. Pursuant to the BCA, each restricted stock unit was exchanged at the Effective Time for (i) one-fifth of a share of HSI Common Stock and (ii) one CVR.
F3 All amounts reflect the Company's 1:22 reverse stock split effective as of August 31, 2023 and 1:8 reverse stock split effective as of September 30, 2024.