# EDGAR Filing Document

**Accession Number:** 0001106838
**File Stem:** 0001493152-25-026925
**Filing Date:** 2025-12
**Character Count:** 15707
**Document Hash:** a7e472e54855a41563458d3346e6ffe0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001493152-25-026925.hdr.sgml**: 20251209

**ACCESSION NUMBER**: 0001493152-25-026925

**CONFORMED SUBMISSION TYPE**: POS AM

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251209

**DATE AS OF CHANGE**: 20251209

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Sonnet BioTherapeutics Holdings, Inc.
- **CENTRAL INDEX KEY:** 0001106838
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 522102141
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** POS AM
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-214319
- **FILM NUMBER:** 251559978

**BUSINESS ADDRESS:**
- **STREET 1:** 100 OVERLOOK CENTER
- **STREET 2:** SUITE 102
- **CITY:** PRINCETON
- **STATE:** NJ
- **ZIP:** 08540
- **BUSINESS PHONE:** 609-375-2227

**MAIL ADDRESS:**
- **STREET 1:** 100 OVERLOOK CENTER
- **STREET 2:** SUITE 102
- **CITY:** PRINCETON
- **STATE:** NJ
- **ZIP:** 08540

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Chanticleer Holdings, Inc.
- **DATE OF NAME CHANGE:** 20050510

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** TULVINE SYSTEMS INC
- **DATE OF NAME CHANGE:** 20000214

**As filed with the Securities and Exchange Commission on December 9, 2025**

**Registration Statement No. 333-284409**

**Registration Statement No. 333-284408**

**Registration Statement No. 333-282850**

**Registration Statement No. 333-279095**

**Registration Statement No. 333-274581**

**Registration Statement No. 333-273516**

**Registration Statement No. 333-269307**

**Registration Statement No. 333-258092**

**Registration Statement No. 333-230857**

**Registration Statement No. 333-214319**

**Registration Statement No. 333-201481**

**Registration Statement No. 333-178307**

**Registration Statement No. 333-171570**

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**WASHINGTON, D.C. 20549**

**POST-EFFECTIVE AMENDMENT TO**

**Form S-1 Registration Statement No. 333-284409**

**Form S-1 Registration Statement No. 333-284408**

**Form S-1 Registration Statement No. 333-282850**

**Form S-1 Registration Statement No. 333-279095**

**Form S-1 Registration Statement No. 333-274581**

**Form S-1 Registration Statement No. 333-273516**

**Form S-1 Registration Statement No. 333-269307**

**Form S-1 Registration Statement No. 333-258092**

**Form S-1 Registration Statement No. 333-230857**

**Form S-1 Registration Statement No. 333-214319**

**Form S-1 Registration Statement No. 333-201481**

**Form S-1 Registration Statement No. 333-178307**

**Form S-1 Registration Statement No. 333-171570**

***UNDER***

***THE SECURITIES ACT OF 1933***

 ****

**SONNET BIOTHERAPEUTICS HOLDINGS, INC.**

**(Exact name of registrant as specified in its charter)**

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| | |
|:---|:---|
| **Delaware** | **20-2932652** |
| **(State or other jurisdiction of**<br> **incorporation or organization)** | **(I.R.S. Employer**<br> **Identification Number)** |

---

**100 Overlook Center, Suite 102**

**Princeton, New Jersey 08540**

**609-375-2227**

**(Address, including zip code, and telephone number, including area code, of registrant's principal executive offices)**

**Raghu Rao**

**Chief Executive Officer and Director**

**Sonnet BioTherapeutics Holdings, Inc.**

**100 Overlook Center, Suite 102**

**Princeton, New Jersey 08540**

**(Name, address, including zip code, and telephone number, including area code, of agent for service)**

***Copies to:***

 ****

**Steven M. Skolnick, Esq.**

**Lowenstein Sandler LLP**

**1251 Avenue of the Americas**

**New York, New York 10020**

**Tel: (212) 262-6700**

**Approximate date of commencement of proposed sale to the public:** N/A

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933 check the following box. ☐

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

If this Form is a post-effective amendment filed pursuant to Rule 462(d) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.

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| | | | |
|:---|:---|:---|:---|
| Large accelerated filer | ☐ | Accelerated filer | ☐ |
| Non-accelerated filer | ☒ | Smaller reporting company | ☒ |
|  |  | Emerging growth company | ☐ |

---

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐

**EXPLANATORY NOTE – DEREGISTRATION OF SECURITIES**

This Post-Effective Amendment (the "Post-Effective Amendment") relates to the following Registration Statements on Form S-1 (the "Registration Statements"), originally filed by Sonnet BioTherapeutics Holdings, Inc., a Delaware corporation (the "Company"), with the Securities and Exchange Commission (the "SEC"):

● Registration
 Statement No. 333-284409 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315225004303/forms-1a.htm) , as amended, relates to the offer and sale of up to 2,000,000 shares of the Company's
 common stock, par value $0.0001 per share ("Common Stock"), in the aggregate by Chardan Capital Markets LLC, as declared
 effective by the SEC on January 31, 2025;

● Registration
 Statement No. 333-284408 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315225004302/forms-1a.htm) , as amended, relates to the offer and sale of up to 127,50 shares of Common Stock, 545,500 shares
 of Common Stock issuable upon exercise of 545,500 outstanding pre-funded warrants and 1,758,325 Shares of Common Stock issuable upon
 exercise of 1,758,325 outstanding warrants to purchase Common Stock, in the aggregate by the selling stockholders, as declared effective
 by the SEC on January 31, 2025;

● Registration
 Statement No. 333-282850 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315224043769/forms-1a.htm) , as amended, relates to the offer and sale of up to 1,103,752 shares of Common Stock, 1,103,752
 pre-funded warrants to purchase up to 1,103,752 shares of Common Stock, 1,103,752 warrants to purchase up to 2,207,504 shares of
 Common Stock, 1,103,752 shares of Common Stock issuable upon exercise of the pre-funded warrants and 2,207,504 shares of Common Stock
 issuable upon exercise of the warrants, in the aggregate by the Company, as declared effective by the SEC on November 6, 2024;

● Registration
 Statement No. 333-279095 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315224019825/forms-1a.htm) , as amended, relates to the offer and sale of up to 5,000,000 shares of the Common Stock, in
 the aggregate by Chardan Capital Markets LLC, as declared effective by the SEC on May 16, 2024, as amended by that certain [Post-Effective Amendment No. 1](https://www.sec.gov/Archives/edgar/data/1106838/000149315225001950/formposam.htm) , as declared effective by the SEC on January 16, 2025;

● Registration
 Statement No. 333-274581 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315223037729/forms-1a.htm) , as amended, relates to the offer and sale of up to 4,016,064 shares of Common Stock, 4,016,064
 pre-funded warrants to purchase up to 4,016,064 shares of Common Stock, 8,032,128 warrants to purchase up to 8,032,128 shares of
 Common Stock, 120,481 underwriter warrants to purchase up to 120,481 shares of Common Stock, 4,016,064 shares of Common Stock issuable
 upon exercise of the pre-funded warrants, 8,032,128 shares of Common Stock issuable upon exercise of the warrants and 120,481 shares
 of Common Stock issuable upon exercise of the underwriter warrants, in the aggregate by the Company, as declared effective by the
 SEC on October 26, 2023;

● Registration
 Statement No. 333-273516 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315223025889/forms-1.htm) relates to the offer and sale of up to 5,150,000 shares of the Common Stock issuable upon exercise
 of outstanding warrants, in the aggregate by the selling stockholders, as declared effective by the SEC on August 9, 2023;

● Registration
 Statement No. 333-269307 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315223003613/forms-1a.htm) , as amended, relates to the offer and sale of up to 13,888,888 shares of Common Stock, pre-funded
 warrants to purchase up to 13,888,888 shares of Common Stock, warrants to purchase up to 27,777,776 shares of Common Stock, shares
 of Common Stock underlying the pre-funded warrants and warrants, in the aggregate by the Company, as declared effective by the SEC
 on February 7, 2023;

● Registration
 Statement No. 333-258092 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315221020251/forms-1a.htm) , as amended, relates to the offer and sale of up to 29,702,970 shares of Common Stock, pre-funded
 warrants to purchase up to 29,702,970 shares of Common Stock, warrants to purchase up to 29,702,970 shares of Common Stock and shares
 of Common Stock underlying the pre-funded warrants and warrants, in the aggregate by the Company, as declared effective by the SEC
 on August 19, 2021;

● Registration
 Statement No. 333-230857 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315219008854/forms-1a2.htm) , as amended, relates to the offer and sale of up to 16,000,000 shares of Common Stock issuable
 upon exercise of rights to subscribe for such shares, in the aggregate by the Company, as declared effective by the SEC on June 11,
 2019;

● Registration
 Statement No. 333-214319 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000149315216015793/forms-1a.htm) , as amended, relates to the offer and sale of up to 1,000,000 units consisting of (i) 9% Redeemable
 Series 1 Preferred Stock and Series 1 Warrants to purchase Common Stock upon the exercise of subscription rights, in the aggregate
 by the Company, as declared effective by the SEC on December 15, 2016, as amended by that certain [Post-Effective Amendment No. 1](https://www.sec.gov/Archives/edgar/data/1106838/000149315217002302/posam.htm) ,
 as declared effective by the SEC on March 17, 2017;

● Registration
 Statement No. 333-201481 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000114420415009288/v401738_s1a.htm) , as amended, relates to the offer and sale of up to 8,500,000 shares of Common Stock issuable
 upon exercise of rights to subscribe for such shares, in the aggregate by the Company, as declared effective by the SEC on February
 17, 2015, as amended by that certain [Post-Effective Amendment No. 1](https://www.sec.gov/Archives/edgar/data/1106838/000114420415020696/v406390_posam.htm) , as declared effective by the SEC on April 3, 2015;

● Registration
 Statement No. 333-178307 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000114420412035362/v316398_s1a.htm) , as amended, relates to the offer and sale of up to 2,500,000 units consisting of (i) one share
 of Common Stock and (ii) and one redeemable warrant to purchase one share of Common Stock, in the aggregate by the Company, as declared
 effective by the SEC on June 20, 2012, as amended by that certain [Post-Effective Amendment No. 1](https://www.sec.gov/Archives/edgar/data/1106838/000114420413006779/v333825_posam.htm) , [Post-Effective Amendment No. 2](https://www.sec.gov/Archives/edgar/data/1106838/000114420413022692/v341800_posam.htm) and [Post-Effective Amendment No. 3](https://www.sec.gov/Archives/edgar/data/1106838/000114420413030589/v344881_posam.htm) , as declared effective by the SEC on May 31, 2013; and

● Registration
 Statement No. 333-171570 on [Form S-1](https://www.sec.gov/Archives/edgar/data/1106838/000114420412005708/v301022_s1a.htm) , as amended, relates to the offer and sale of up to 4,921,948 warrants to purchase shares of
 Common Stock issuable upon exercise of nontransferable rights to subscribe for such warrants, in the aggregate by the Company, as
 declared effective by the SEC on July 14, 2011, as amended by that certain [Amendment No. 1](https://www.sec.gov/Archives/edgar/data/1106838/000114420412005708/v301022_s1a.htm) , filed with the SEC on February 3, 2012.

On December 2, 2025, pursuant to the Business Combination Agreement, dated as of July 11, 2025, by and among the Company, Rorschach I LLC, a Delaware limited liability company ("Rorschach"), Hyperliquid Strategies Inc, a Delaware corporation ("HSI"), TBS Merger Sub Inc, a Delaware corporation and wholly owned subsidiary of HSI ("Company Merger Sub") and Rorschach Merger Sub, LLC, a Delaware limited liability company and wholly owned subsidiary of HSI ("Rorschach Merger Sub"), (i) Rorschach Merger Sub merged with and into Rorschach, with Rorschach surviving the Rorschach Merger as a direct wholly owned subsidiary of HSI and (ii) immediately following the Rorschach Merger, Company Merger Sub merged with and into the Company (the "Company Merger"), with the Company surviving the Company Merger as a direct wholly owned subsidiary of HSI.

In connection with the Company Merger, the Company has terminated all offerings of securities pursuant to its existing Registration Statements under the Securities Act of 1933. In accordance with the undertakings made by the Company in the Registration Statements to remove from registration, by means of a post-effective amendment, any of the securities registered pursuant to the Registration Statements which remain unsold at the termination of the offerings, the Company hereby terminates the effectiveness of the Registration Statements and removes from registration all securities registered under the Registration Statements that remain unsold as of the date of this Post-Effective Amendment. After giving effect to this Post-Effective Amendment, there will be no remaining securities registered by the Company pursuant to the Registration Statements. Each Registration Statement is hereby amended, as appropriate, to reflect the deregistration of such securities.

**SIGNATURES**

Pursuant to the requirements of the Securities Act of 1933, as amended, the Company certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-1 and has duly caused this Post-Effective Amendment to the Registration Statements to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Princeton, State of New Jersey, on December 9, 2025.

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| | |
|:---|:---|
| **SONNET BIOTHERAPEUTICS HOLDINGS, INC.** | **SONNET BIOTHERAPEUTICS HOLDINGS, INC.** |
| By: | */s/ Raghu Rao* |
| Name: | Raghu Rao |
| Title: | Chief Executive Officer and Director |

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