Tuesday, December 2, 2025

Equity Corporate Actions Alert #2025 - 647
(UPDATED: Closing completed) Information Regarding the Business Combination of Sonnet BioTherapeutics Holdings, Inc (SONN) and Hyperliquid Strategies Inc

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  • Industry Announcement

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The business combination of Sonnet BioTherapeutics Holdings, Inc (SONN) and Hyperliquid Strategies Inc closed today, December 2, 2025. As a result of the business combination, the common stock of Sonnet BioTherapeutics Holdings, Inc. (SONN) will be suspended from trading. The suspension details are as follows:

Company Name/Issue: Sonnet BioTherapeutics Holdings, Inc. Common Stock
CUSIP#: 83548R402
Symbol: SONN
Last Trading Date: December 2, 2025
Marketplace Effective Date for Suspension: December 3, 2025
Merger Consideration: One-fifth (.2) of a Hyperliquid Strategies Inc Common Stock (PURR) and one (1) Contingent Value Right (CVR) for each held.

As a result of the merger the combined company will list the common stock on the Nasdaq Capital Market. The details are as follows:

Company Name/Issue: Hyperliquid Strategies Inc Common Stock
CUSIP#: 44916Y106
Symbol: PURR
Marketplace Effective Date: December 3, 2025

If you would like to register as a market maker in PURR contact Nasdaq Trading Services at +1 212 231 5100.



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