Keymed Biosciences Announces Interim Results for First Half of 2024

On August 27, 2024 Keymed Biosciences Inc. (HKEX: 02162) reported its interim results for the first half of 2024, along with a corporate update (Press release, Keymed Biosciences, AUG 27, 2024, View Source [SID1234646131]).

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Rapid development of our pipeline products

Stapokibart (CM310) (IL-4Rα antibody)

In June 2024, the long-term efficacy and safety data from the Phase III clinical trial of Stapokibart injection for the treatment of moderate-to-severe AD were presented by way of oral presentation at the European Academy of Allergy and Clinical Immunology (EAACI) Congress 2024. The study showed that at week 52, the rates of achieving EASI-75 and EASI-90 for the Stapokibart group was 92.5% and 77.1%, respectively. The rates of achieving an IGA score of 0 or 1 point with a reduction of ≥ 2 points from baseline was 67.3%. Long-term treatment with Stapokibart can consistently improve dermatitis symptoms and quality of life in subjects with moderate-to-severe AD. In terms of safety, Stapokibart was safe and well-tolerated after 52 weeks of administration, with safety profiles consistent with those observed at week 16 and no new safety signals identified.

Advanced and completed the 52-week treatment and safety follow-up of the Phase III clinical study of Stapokibart injection for the treatment of chronic rhinosinusitis with nasal polyps (CRSwNP) in the first half of 2024. In June 2024, the new drug application of Stapokibart injection for the treatment of CRSwNP was accepted by the NMPA and granted priority review.

Advanced and completed the unblinding of data and the statistical analysis of the Phase III clinical study of Stapokibart injection for the treatment of seasonal allergic rhinitis (SAR) in the first half of 2024, with the clinical data meeting the primary endpoints. In April 2024, the new drug application of Stapokibart injection for the treatment of SAR was accepted by the NMPA.

Launched a randomized, double-blinded, placebo-controlled Phase III clinical study to evaluate the efficacy and safety of Stapokibart injection in adolescent subjects with moderate-to-severe AD in February 2024.

Launched a randomized, double-blinded, placebo-controlled Phase III clinical study to evaluate the efficacy and safety of Stapokibart injection in prurigo nodularis subjects in May 2024.

Our partner CSPC initiated the critical Phase II/III clinical study for the treatment of moderate-to-severe asthma and moderate-to-severe COPD.
CMG901/AZD0901 (Claudin 18.2 ADC)

As of the date of this announcement, AstraZeneca has conducted multiple clinical studies regarding CMG901 (AZD0901) for the treatment of advanced solid tumors. Among these, an international multi-center Phase III study comparing CMG901 (AZD0901) monotherapy versus investigator’s choice as second-line or later-line treatment in patients with advanced or metastatic gastric and gastroesophageal junction (G/GEJ) cancer expressing Claudin 18.2 was publicly announced on the drug clinical trial registration and information publicity platform in March 2024. The first patient has received the initial dose in April 2024.

In June 2024, the latest data from a Phase I clinical study of CMG901 (AZD0901) in the treatment of advanced G/GEJ cancer were presented by way of oral presentation at the American Society of Clinical Oncology (ASCO) (Free ASCO Whitepaper) Annual Meeting 2024. The study results indicated that as of February 2024, among 89 evaluable patients with Claudin 18.2-high expressing (defined as Claudin 18.2 membrane intensity ≥2+ in ≥20% of tumor cells) G/GEJ cancer in three cohorts, confirmed objective response rate (ORR) and confirmed disease control rate (DCR) were 35% and 70%, respectively. In the 2.2 mg/kg dose group, the confirmed ORR was 48%. The median progression free survival (mPFS) for all 93 patients with Claudin 18.2-high expressing G/GEJ cancer was 4.8 months, and the median overall survival (mOS) was 11.8 months.
CM313 (CD38 antibody)

Continued to advance a multi-center, open-label, dose-escalation and dose-expansion Phase I clinical study to evaluate the safety, tolerability, pharmacokinetics, and preliminary efficacy of CM313 injection in patients with RRMM, lymphoma, and other hematological malignancies.

Continuously proceeded with a randomized, double-blinded, placebo-controlled, dose-escalation, multiple-dose Phase Ib/IIa clinical study to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, immunogenicity and preliminary efficacy of CM313 injection in subjects with SLE.

In June 2024, a research paper titled "A Novel Anti-CD38 Monoclonal Antibody for Treating Immune Thrombocytopenia" was published in The New England Journal of Medicine. This is an investigator-initiated, single-arm, open-label, exploratory clinical study to evaluate the safety and preliminary efficacy of CM313 in adult patients with primary immune thrombocytopenia. The results showed that 95.5% of patients (21/22) achieved a platelet count of ≥50 × 109/L within 8 weeks upon the first acceptance of CM313 infusion, with a median cumulative duration for a platelet count of ≥50 × 109/L of 23 weeks (interquartile range: 17-24). Additionally, the durable platelet count response rate (defined as a platelet count of ≥50 × 109/L observed six or more times among the final eight platelet counts) was 63.6% (14/22).

In June 2024, we have submitted an IND application to further assess the safety, tolerability, pharmacokinetics, pharmacodynamics, immunogenicity, and preliminary efficacy of CM313 in patients with primary immune thrombocytopenia.
CM326 (TSLP antibody)

In May 2024, we initiated a randomized, double-blinded, placebo-parallel Phase II clinical study to evaluate the efficacy and safety of CM326 in patients with CRSwNP, further exploring the optimal dosage.

Our partner CSPC initiated the Phase II clinical study for the treatment of moderate-to-severe asthma.
CM355/ICP-B02 (CD20xCD3 bispecific antibody)

Continuously proceeded with a Phase I/II clinical trial in the first half of 2024 to assess the safety, tolerability, pharmacokinetics, and the preliminary anti-tumor activity of CM355 in relapsed or refractory non-Hodgkin’s lymphoma (NHL). As of the date of this announcement, dose escalation of the intravenous infusion formulation (IV) was completed and the subcutaneous formulation (SC) is in the process of patient evaluation.
CM336 (BCMAxCD3 bispecific antibody)

Continuously proceeded with a Phase I/II clinical study to assess the safety, tolerability, pharmacokinetics, and the anti-tumor activity of CM336 in RRMM.
CM350 (GPC3xCD3 bispecific antibody)

Continuously proceeded with a Phase I/II clinical study to assess the safety, tolerability, pharmacokinetics, and preliminary efficacy of CM350 in patients with advanced solid tumors.
CM369/ICP-B05 (CCR8 antibody)

Continuously proceeded with a Phase I clinical study in the first half of 2024 to evaluate the safety, tolerability, pharmacokinetic characteristics, and efficacy of CM369 in subjects with advanced solid tumors and relapsed or refractory NHL.
CM383 (Aβ protofibrils antibody)

Initiated a Phase I clinical study of the safety, tolerability, pharmacokinetics, pharmacodynamics and immunogenicity of single dose-escalation administration of CM383 in healthy subjects. The enrollment of the first subject was completed in June 2024.
CM380 (GPRC5DxCD3 bispecific antibody)

Submitted IND application, and planned to conduct a multi-center, open-label Phase I/II clinical study for evaluation of CM380 in treatment of patients with relapsed or refractory multiple myeloma.
Financial and Business Highlights

Actively carry out the out-licensing collaboration

In July 2024, Chengdu Keymed and Belenos entered into an out-license agreement, which grants Belenos an exclusive right to develop, manufacture and commercialize the Group’s drug candidates, CM512 and CM536, globally excluding the Greater China region. In return, Chengdu Keymed shall receive an upfront and nearterm payment of US$15 million, and iBridge HK Holdings Limited, a wholly-owned subsidiary of the Group, shall receive approximately 30.01% of the equity interest in Belenos as consideration. Subject to achievement of certain development, regulatory and commercial milestones, Chengdu Keymed may also receive additional payments of up to US$170 million. Chengdu Keymed is also entitled to receive tiered royalties from Belenos on net sales for a specified period of time commencing after the first commercial sale of CM512 and CM536.

Expand manufacturing capacity and efficiently prepare for commercialization

We continue to recruit talents to meet the growing needs of commercialization, research and development, clinical, production and operation of the Company. We further expanded our cGMP-compliant manufacturing capacity, efficiently prepared for the company to become a commercial organization. As of the date of this announcement, the production capacity of our production base has reached 18,600 litres in total, and all the designs thereof are in compliance with the requirements of cGMP of the NMPA and FDA.

Financial highlights

As of June 30, 2024, the Company held cash (including bank wealth management products) of RMB 2.58 billion. R&D expenses of the Group increased by RMB 81 million to RMB 331 million, from RMB 250 million for the six months ended June 30, 2023. During the Reporting Period, the Group’s revenue amounted to RMB 54.6 million, mainly consisted of the 1st milestone revenue from AZ on the CMG901 license transaction.

FDA approves Illumina cancer biomarker test with two companion diagnostics to rapidly match patients to targeted therapies

On August 27, 2024 Illumina, Inc. (NASDAQ: ILMN), a global leader in DNA sequencing and array-based technologies, reported Food and Drug Administration (FDA) approval of its in vitro diagnostic (IVD) TruSight Oncology (TSO) Comprehensive test and its first two companion diagnostic (CDx) indications (Press release, Illumina, AUG 27, 2024, View Source [SID1234646130]). This single test interrogates over 500 genes to profile a patient’s solid tumor, helping to increase the likelihood of identifying an immuno-oncology biomarker or clinically actionable biomarkers that enable targeted therapy options or clinical trial enrollment. TSO Comprehensive is FDA approved as a CDx to identify adult and pediatric patients with solid tumors who are positive for neurotrophic tyrosine receptor kinase (NTRK) gene fusions that may benefit from treatment with Bayer’s VITRAKVI (larotrectinib). The test is also approved to identify adult patients with locally advanced or metastatic rearranged during transfection (RET) fusion-positive non-small-cell lung cancer (NSCLC) that may benefit from treatment with Lilly’s RETEVMO (selpercatinib).

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"FDA approval for TruSight Oncology Comprehensive with accompanying companion diagnostics marks an awaited milestone for our oncology customers and community," said Everett Cunningham, chief commercial officer of Illumina. "We are committed to partnering with industry leaders like Bayer and Lilly to advance cancer diagnostics and help broaden access to precision oncology for more patients."

A CDx test may identify whether a patient’s tumor has a specific gene change or biomarker that can be targeted by a therapy, helping to determine if a patient should receive the therapy. Most CDx tests are specific to one type of cancer, but TSO Comprehensive is approved for use across solid tumor indications for the NTRK CDx, helping to maximize the chances of finding actionable information from each patient’s biopsy.

NTRK gene fusions are rare across most solid cancer tumor types (~0.1%–0.3%), and can be challenging to detect, given that these genes can fuse with different partners, many of which were previously unknown. TSO Comprehensive also interrogates RNA and thus can identify a broad range of known and novel gene fusion partners across all three NTRK gene fusions, NTRK1, NTRK2, and NTRK3. Bayer’s VITRAKVI (larotrectinib) is a highly selective TRK inhibitor approved for use in patients with TRK fusion cancer, in accordance with therapeutic labeling.

NSCLC is one of the most common types of lung cancer and the leading cause of cancer-related deaths globally. The expansive actionable biomarker landscape in NSCLC has driven the need for broad molecular profiling to enable a complete view of a patient’s disease to better guide clinical management. The oncogenic activation of RET fusion-positive NSCLC by gene fusions is a primary driver in NSCLC, occurring in up to 2% of cases. Lilly’s RETEVMO (selpercatinib) is a highly selective and potent RET kinase inhibitor in locally advanced or metastatic NSCLC. TSO Comprehensive enables broad characterization and simultaneous detection of multiple prognostic and predictive biomarkers such as RET, genomic signatures such as tumor mutational burden, and emerging biomarkers within NSCLC in a single test.

"Through research conducted globally, there is a significant body of evidence demonstrating the clinical utility of comprehensive genomic profiling for patients with advanced cancer," said Vivek Subbiah, MD, chief, Early-Phase Drug Development at Sarah Cannon Research Institute. "Illumina’s newest distributable IVD kit for comprehensive genomic profiling and accompanying CDx enable another valuable clinical tool for the oncology community to match patients with targeted therapies that can vastly improve their journey and outcomes."

TSO Comprehensive will begin shipping to customers this year. Comprehensive genomic profiling assays with CDx claims for solid tumors, like TSO Comprehensive, are reimbursable under a Centers for Medicare & Medicaid Service national coverage determination.

Illumina has a growing pipeline of CDx claims under development through partnerships with pharmaceutical companies, which will be added to TSO Comprehensive following appropriate regulatory approvals. These CDx claims will help unlock groundbreaking targeted therapies and immunotherapies to make a difference in the lives of patients with cancer.

A separate CE-marked version of TSO Comprehensive is already available in Europe, launched in 2022. To learn more about TruSight Oncology Comprehensive.About TruSight Oncology Comprehensive

TruSight Oncology Comprehensive is a qualitative in vitro diagnostic test that uses targeted next-generation sequencing to detect variants in 517 genes using nucleic acids extracted from formalin-fixed, paraffin-embedded (FFPE) tumor tissue samples from cancer patients with solid malignant neoplasms using the Illumina NextSeq 550Dx Instrument. The test can be used to detect single nucleotide variants, multi-nucleotide variants, insertions, and deletions from DNA, and fusions in 24 genes and splice variants in one gene from RNA. The test also reports a Tumor Mutational Burden (TMB) score.

The test is intended to be used as a companion diagnostic to identify cancer patients who may benefit from treatment with the targeted therapies listed in Table 1, in accordance with the approved therapeutic product labeling.

In addition, the test is intended to provide tumor profiling information for use by qualified health care professionals in accordance with professional guidelines in oncology for patients with solid malignant neoplasms. Genomic findings other than those listed in Table 1 of the intended use statement are not conclusive or prescriptive for labeled use of any specific therapeutic product.

Table 1: Companion diagnostic indications

Tumor Type

Biomarker(s) Detected

Therapy

Solid Tumors

NTRK1/2/3 fusions

VITRAKVI (larotrectinib)

Non-Small Cell Lung Cancer

RET fusions

RETEVMO (selpercatinib)

Telix Submits NDA for TLX101-CDx (Pixclara®) Brain Cancer Imaging Agent

On August 27, 2024 Telix Pharmaceuticals Limited (ASX: TLX, Telix, the Company) reported that it has submitted a New Drug Application (NDA) to the United States (U.S.) Food and Drug Administration (FDA) for TLX101-CDx, (Pixclara[1], 18F-floretyrosine or 18F-FET), an investigational PET[2] agent for the characterisation of progressive or recurrent glioma (brain cancer) from treatment related changes in both adult and pediatric patients (Press release, Telix Pharmaceuticals, AUG 27, 2024, View Source [SID1234646129]).

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Given the potential to address significant unmet medical need, Pixclara1 has been granted Orphan Drug[3] and Fast Track[4] designation by the FDA, which facilitates expedited review and closer consultation with the agency during the review process. FET PET (Pixclara1) is already included in international clinical practice guidelines for the imaging of gliomas[5], however there is currently no FDA-approved targeted amino acid PET agent for adult and pediatric brain cancer imaging commercially available in the U.S.

There is a critical unmet need to improve the diagnosis and management of glioma, particularly in the post-treatment setting. With low survival rates and the need to make rapid decisions, precision imaging is paramount. Subject to regulatory approval, Pixclara1 has the potential to address this need, enabling patients to receive greater clarity in their diagnosis and treatment decision making. Pixclara1 is also being developed as the "companion" theranostic imaging agent for TLX101, Telix’s investigational neuro-oncology drug candidate, which targets the same amino acid transporter mechanism with therapeutic targeted radiation.

Kevin Richardson, Chief Executive Officer, Telix Precision Medicine, stated, "Gliomas are the most common primary brain tumours of the central nervous system. Conventional imaging with MRI[6] often yields inconclusive results in characterising recurrent disease and therefore delays time-sensitive decision making4. Limitations of conventional imaging techniques include the lack of biological specificity, dependency on blood-brain barrier disruption, and an inherent inability to differentiate between tumour progression or treatment-related causes[7]. Telix’s filing of this NDA for Pixclara1 is an important milestone, reflecting our commitment to improved and accessible neuro-oncology imaging in the U.S., and taking us one step closer to commercial availability in 2025, subject to FDA approval."

About TLX101-CDx

TLX101-CDx (Pixclara1) is a PET imaging agent, which has been granted fast track and orphan drug designations by the FDA as an imaging agent for the characterisation of glioma. TLX101-CDx targets membrane transport proteins known as LAT1 and LAT2[8]. This enables TLX101-CDx to be potentially utilised as a companion diagnostic agent to TLX101 (4-L-[131I] iodo-phenylalanine, or 131I-IPA), Telix’s LAT1-targeting investigational glioblastoma (GBM) therapy, currently under investigation in the IPAX-2[9] and IPAX-Linz[10] studies.

About gliomas in the U.S.

Gliomas are very diffusely infiltrative tumours that affect the surrounding brain tissue. They are the most common form of central nervous system (CNS) neoplasm that originates from glial cells, accounting for approximately 30% of all brain and CNS tumours and 80% of all malignant brain tumours[11]. In the U.S., there are six cases of gliomas diagnosed per 100,000 people every year. GBM is a high-grade glioma and the most common and aggressive form of primary brain cancer, with approximately 22,000 new cases diagnosed annually in the U.S.[12]. The mainstay of treatment for GBM comprises surgical resection, followed by combined radiotherapy and chemotherapy. Despite such treatment, recurrence occurs in almost all patients[13], with an expected survival duration of 12-15 months from diagnosis.

argenx to Present at Upcoming Investor Conferences

On August 27, 2024 argenx (Euronext & Nasdaq: ARGX), a global immunology company committed to improving the lives of people suffering from severe autoimmune diseases, reported that members of the management team will participate in the investor conferences in September (Press release, argenx, AUG 27, 2024, View Source [SID1234646127]).

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2024 Wells Fargo Healthcare Conference. Fireside chat on Wednesday, September 4, 2024 at 1:30 p.m. ET in Boston, MA.

Morgan Stanley 22nd Annual Global Healthcare Conference. Fireside chat on Thursday, September 5, 2024 at 4:50 p.m. ET in New York, NY.

Baird 2024 Global Healthcare Conference. Fireside chat on Tuesday, September 10, 2024 at 9:40 a.m. ET in New York, NY.

Additional information regarding these events will be available on the Investors section of the argenx website at argenx.com/investors.

Rezolute to Participate in Upcoming Investor Conferences

On August 27, 2024 Rezolute, Inc. (Nasdaq: RZLT) ("Rezolute" or the "Company"), a late-stage rare disease company focused on significantly improving outcomes for individuals with hypoglycemia caused by hyperinsulinism (HI), reported that management will participate in the following investor conferences (Press release, Rezolute, AUG 27, 2024, View Source [SID1234646126]):

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Early/Late Stage Pipeline Development - Target Scouting - Clinical Biomarkers - Indication Selection & Expansion - BD&L Contacts - Conference Reports - Combinatorial Drug Settings - Companion Diagnostics - Drug Repositioning - First-in-class Analysis - Competitive Analysis - Deals & Licensing

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Event: H.C. Wainwright 26th Annual Global Investment Conference
Date: September 9-11, 2024

Event: Cantor Global Healthcare Conference
Date: September 17-19, 2024

Management will be participating in one-on-one investor meetings throughout the conferences. Investors interested in scheduling a meeting with the Rezolute management team should contact their H.C. Wainwright and Cantor representatives.