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Sonnet BioTherapeutics Holdings, Inc. (NASDAQ:SONN) is a clinical-stage biotechnology company based in Cranbury, New Jersey. The firm is pioneering the development of targeted immunotherapeutic drugs primarily aimed at treating cancers. Sonnet employs its proprietary FHAB (Fully Human Albumin Binding) technology, which utilizes a single-chain antibody fragment that binds to human serum albumin for targeted delivery to tumor and lymphatic tissues. This innovative platform enhances drug efficacy and safety by extending the half-life of therapeutic agents and concentrating them in the tumor microenvironment (TME).
Sonnet’s mission focuses on generating immuno-oncology candidates and advancing them to Phase II clinical assets. The company's current pipeline includes several promising products:
- SON-080 - A low-dose IL-6 aimed at treating chemotherapy-induced peripheral neuropathy (CIPN).
- SON-1210 - Combines IL-12 and IL-15 with Sonnet's FHAB for robust immune response targeting tumors.
- SON-1010 - Consists of a single-chain IL-12 linked with the albumin-binding domain for enhanced targeting and efficacy in cancer treatment.
Recent achievements include the publication of preclinical data demonstrating the efficacy of SON-1210 in reducing tumor growth in melanoma models. Additionally, the company reported positive safety and tolerability results from Phase 1 studies of SON-1010 in healthy volunteers and cancer patients.
Sonnet's collaboration with Genentech for the combination study of SON-1010 and atezolizumab (Tecentriq) in platinum-resistant ovarian cancer is a significant milestone. Financially, the company has successfully leveraged tax credits and managed its cash runway effectively, projecting operations funding into the latter part of 2024.
The company is also actively exploring strategic alternatives to maximize stockholder value, having engaged Chardan Capital Markets to assist in evaluating potential business development, partnerships, acquisitions, or mergers.
Sonnet BioTherapeutics Holdings (NASDAQ:SONN) reported progress in its Phase 1 clinical trials for SON-1010, an immunotherapeutic drug. The company is enrolling the final dose cohort for the cancer trial (SB101) which has dosed 15 patients, with 36% showing clinical benefit based on stable disease results. No dose-limiting toxicities were observed, and adverse events were mostly mild and transient. SON-1010 demonstrated a prolonged half-life, with pharmacokinetic data suggesting effective targeting of tumors. The next steps include investigating SON-1010's impact on platinum-resistant ovarian cancer. Sonnet's current financial position allows for operational activities into 2024. A webinar discussing these results is scheduled for today at 5 pm ET.
Sonnet BioTherapeutics Holdings (NASDAQ:SONN), a clinical-stage biopharmaceutical firm, announced a webcast on April 18, 2023, at 5:00 pm ET to present data from its SB101 study with SON-1010 involving oncology patients (NCT05352750). Presenters include Richard Kenney, M.D. and Pankaj Mohan, Ph.D.. The webcast will offer a detailed overview of the clinical trial and will be available for later access on the company's website. Also, a poster presentation titled Clinical development of a novel form of interleukin-12 will occur during the AACR 2023 Annual Meeting on April 18, from 1:30 pm to 5:00 pm ET. Sonnet's FHB technology aims to enhance the efficacy of immunotherapeutic drugs by targeting tumor tissues effectively, which is essential for its ongoing clinical applications.
Sonnet BioTherapeutics Holdings (NASDAQ:SONN) announced it will present data from the SB101 multiple-dose clinical trial of SON-1010 (IL12-FHAB) at the AACR Annual Meeting 2023 in Orlando, Florida, from April 14-19. The presentation, titled "Clinical development of a novel form of interleukin-12 with extended pharmacokinetics," is scheduled for April 18, 2023, from 1:30 PM to 5:00 PM. SON-1010 is designed for treating adult patients with advanced solid tumors and utilizes FHAB technology for improved targeting of tumor and lymphatic tissues. This marks a significant step in Sonnet's commitment to advancing oncology treatments.
Sonnet BioTherapeutics Holdings, Inc. (NASDAQ:SONN) announced its financial results for Q1 FY 2023, highlighting significant developments in its clinical trials and collaborations. The company presented positive early clinical data for SON-1010, a promising IL-12 candidate, and completed IND-enabling toxicology studies for SON-1210. A collaboration with Janssen Biotech is set to evaluate three pipeline compounds. Financially, Sonnet raised $15 million from a public offering, although it reported a net loss of $5.54 million for the quarter, with cash on hand totaling $1.7 million. The company plans to reduce operating expenses by approximately 30% to extend its cash runway.
Sonnet BioTherapeutics Holdings (NASDAQ:SONN) announced the pricing of an underwritten public offering of 13,888,888 shares of common stock at a price of $1.08 per share, expected to generate approximately $15 million in gross proceeds before expenses.
This offering includes investor warrants enabling the purchase of up to 27,777,776 additional shares. Net proceeds will be used for further R&D, clinical trials, and general corporate purposes. The offering is set to close on February 10, 2023, pending customary conditions.
Sonnet BioTherapeutics Holdings, Inc. (NASDAQ:SONN) announced the successful completion of two IND-enabling toxicology studies for SON-1210, its lead bifunctional therapeutic candidate. The studies showed no serious adverse events, and SON-1210 was well-tolerated at doses 50 times higher than expected human levels. Observations included a controlled rise in interferon gamma (IFNg) without cytokine release syndrome or off-target toxicity. The results pave the way for regulatory filings in the first half of 2023, aimed at initiating human trials, particularly for targeting cancers by stimulating an immune response.
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