Summary of Compass Therapeutics Conference Call Company Overview - **Company**: Compass Therapeutics (NasdaqCM:CMPX) - **Industry**: Biotechnology, specifically focused on oncology and monoclonal antibody development - **Location**: Boston Key Clinical Programs Tevesemig (DLL4 VEGFA Bispecific Antibody) - **Current Status**: In a randomized trial for advanced biliary tract cancer - **Primary Endpoint Achievement**: Reported a tripling of the overall response rate compared to the control arm [4][10] - **Response Rate**: Achieved one of the highest response rates in second-line treatment for advanced biliary tract cancer [4] - **Disease Control Rate**: Significantly higher in the Tevesemig arm, suggesting potential improvements in progression-free survival (PFS) [5][10] - **Expected Data Release**: PFS and overall survival (OS) data anticipated by the end of Q1 2026 [8][11] - **Crossover Impact**: Approximately half of the control arm patients crossed over to receive Tevesemig, which may affect OS event accrual [16][22] 8371 (PD-1/PD-L1 Bispecific Antibody) - **Current Status**: Completed phase one dose escalation with no dose-limiting toxicities [5][6] - **Response Rate**: Three confirmed responses in 15 patients treated, including significant tumor reduction in a triple-negative breast cancer patient [6][7] - **Next Steps**: Moving to cohort expansions for non-small cell lung cancer and triple-negative breast cancer, with potential for approval studies in 2026 [30][32] 10726 (PD-1/VEGF Bispecific Antibody) - **Current Status**: Expected IND filing and phase one initiation in the first half of 2026 [33] - **Target Indications**: Hepatocellular cancer, gastric cancer, renal cell cancer, and endometrial cell cancer [33] Market Potential - **Biliary Tract Cancer**: Approximately 25,000 new cases annually in the U.S., with an increasing incidence projected [24] - **Eligible Patients for Tevesemig**: Estimated 15,000 patients annually in the U.S. alone, significantly larger than the platinum-resistant ovarian cancer market [24][25] - **Global Market**: Over 100,000 patients diagnosed annually across the U.S., EU, and Japan [25] Regulatory and Commercialization Strategy - **BLA Submission Timeline**: Expected in the second half of 2026, following positive interactions with the FDA [23] - **Commercialization Plans**: Preparing to launch Tevesemig independently in the U.S., with potential partnerships for ex-U.S. markets [26] Statistical Analysis and Methodology - **Statistical Techniques**: Utilizing Rank Preserving Structural Failure Time (RPSFT) for OS analysis to account for crossover patients [16][17] - **Hierarchical Testing**: Employed to control alpha spending across multiple endpoints [20] Additional Insights - **Clinical Operations**: Low patient loss to follow-up (approximately 5%) indicates strong clinical management [13] - **Future Outlook**: 2026 is anticipated to be a pivotal year for Compass Therapeutics with multiple potential approvals and market entries [32][33]

Core Insights - Beam Therapeutics (BEAM) and Intellia Therapeutics (NTLA) are both clinical-stage companies in the gene therapy sector, with BEAM focusing on early-stage development and NTLA advancing late-stage candidates [1][9] Group 1: Beam Therapeutics Overview - Beam Therapeutics utilizes proprietary base-editing technology to develop precision genetic medicines, minimizing errors by targeting a single base in the genome [2] - The company is evaluating BEAM-101 for sickle cell disease (SCD) in a phase I/II study, with initial data showing a significant increase in fetal hemoglobin and a reduction in sickle hemoglobin [3] - BEAM has initiated a phase I study for BEAM-103, an experimental anti-CD117 monoclonal antibody for SCD treatment [4] - The company is also developing in vivo therapies, BEAM-301 and BEAM-302, for glycogen storage disease type 1a and alpha-1 antitrypsin deficiency, respectively [5] - Beam has partnerships with major pharmaceutical companies like Eli Lilly and Pfizer, providing financial support through collaboration revenues [6] - The primary challenge for Beam is the absence of an approved product, making it reliant on collaboration partners for growth [7] Group 2: Intellia Therapeutics Overview - Intellia Therapeutics focuses on in vivo gene editing, advancing two late-stage candidates: lonvo-z for hereditary angioedema and nex-z for transthyretin amyloidosis [8] - The pivotal phase III HAELO study for lonvo-z has completed enrollment, with top-line data expected by mid-2026 and a potential commercial launch planned for the first half of 2027 [10] - Intellia faced a setback with nex-z due to a clinical hold imposed by the FDA after a patient experienced significant liver enzyme elevations [11][12] - The company is undergoing a strategic reorganization to prioritize late-stage candidates and reduce cash burn, including workforce reductions [13] Group 3: Financial Estimates and Performance - The Zacks Consensus Estimate predicts a nearly 37% decline in BEAM's 2025 sales, while loss estimates per share are expected to improve by 3% [14] - NTLA's 2025 sales are expected to decline about 4%, with loss estimates narrowing by nearly 24% [15] - Year-to-date, BEAM shares have gained 1%, while NTLA shares have decreased by 27%, contrasting with a 20% rise in the industry [17] - From a valuation perspective, BEAM's price/book (P/B) ratio is 2.63, compared to NTLA's 1.22, indicating that BEAM is more expensive [19] Group 4: Investment Considerations - Both companies hold a Zacks Rank 3 (Hold), complicating the decision for investors [22] - Despite Intellia's closer proximity to a commercial launch, the setback with nex-z has negatively impacted its stock sentiment, while BEAM's diversified pipeline offers a safer investment option [23] - There is potential for growth in BEAM stock, supported by solid fundamentals and a recent positive trend in stock price movement [24]

Table of Contents As filed with the Securities and Exchange Commission on November 26, 2025 Registration No. 333-291722 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 GENPREX, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 2834 90-0772347 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identifi ...

Core Insights - REGENXBIO Inc. will participate in the Piper Sandler 37th Annual Healthcare Conference with a fireside chat scheduled for December 2, 2025, at 8:30 a.m. ET [1] - The company is focused on advancing gene therapy, particularly in treating rare and retinal diseases, with a late-stage pipeline that includes several investigational therapies [2] Company Overview - REGENXBIO, founded in 2009, specializes in AAV gene therapy and aims to improve lives through its curative potential [2] - The company has developed treatments such as RGX-202 for Duchenne muscular dystrophy, RGX-121 for MPS II, and RGX-111 for MPS I, in collaboration with Nippon Shinyaku [2] - REGENXBIO is also working with AbbVie on surabgene lomparvovec (ABBV-RGX-314) for wet AMD and diabetic retinopathy [2] - Thousands of patients have been treated using REGENXBIO's AAV platform, including those receiving Novartis' ZOLGENSMA® [2] Recent Developments - The company announced the completion of pivotal enrollment in the AFFINITY DUCHENNE® trial for RGX-202, marking a significant milestone in its Duchenne gene therapy program [5]

Company Overview - 4D Molecular Therapeutics is focused on developing an adaptable genetic medicines portfolio, particularly in ophthalmology and pulmonology [1] Lead Asset - The lead asset, 4D-150, targets wet AMD and DME, with the potential to significantly reduce treatment burden for patients [2] - The market for this therapy is estimated at approximately $17 billion annually, indicating a substantial commercial opportunity [2] - 4D-150 is expected to transform the field due to its safety, clear efficacy, and seamless integration into busy retina practices, providing a competitive advantage for commercialization [2] Cost Structure - The cost of goods for 4D-150 is notably low compared to most gene therapies, allowing for greater pricing flexibility [3] Additional Product - 4D-710 is an aerosol-delivered genetic medicine for cystic fibrosis, designed to deliver a CFTR transgene throughout the airways with consistent transduction and gene expression [3] - Updates on the Phase I program for 4D-710 are anticipated in December [3]

Table of Contents As filed with the Securities and Exchange Commission on November 21, 2025 Registration No. 333- (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Delaware 2834 90-0772347 (I.R.S. Employer Identification Number) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 GENPREX, INC. (Exact name of registrant as specified in its charter) Copies ...

Core Insights - Genprex, Inc. has added Gabrail Cancer Center in Canton, Ohio, as a new clinical trial site for its Acclaim-1 and Acclaim-3 clinical trials studying Reqorsa® Gene Therapy for lung cancer [1][2] - The company aims to expand its reach and expedite patient enrollment in these trials, which have received FDA Fast Track Designation [1][4] Acclaim-1 Clinical Trial - Acclaim-1 is a Phase 1/2 clinical trial evaluating the combination of Reqorsa and AstraZeneca's Tagrisso® for late-stage non-small cell lung cancer (NSCLC) patients with activating EGFR mutations [2][4] - The Phase 1 portion showed that Reqorsa was well tolerated with no dose-limiting toxicities, and early signs of efficacy were observed [3][4] - The trial plans to enroll approximately 33 patients, with an interim analysis expected after treating 19 patients, anticipated to be completed in the first half of 2026 [4] Acclaim-3 Clinical Trial - Acclaim-3 is a Phase 1/2 clinical trial evaluating the combination of Reqorsa and Genentech's Tecentriq® as maintenance therapy for extensive stage small cell lung cancer (ES-SCLC) [5][7] - The Phase 2 expansion is expected to enroll around 50 patients, with the primary endpoint being the 18-week progression-free survival rate [7] - An interim analysis will be conducted after the 25th patient reaches 18 weeks of follow-up, with completion of enrollment for this analysis also expected in the first half of 2026 [7] Company Overview - Genprex, Inc. is focused on developing gene therapies for cancer and diabetes, utilizing its Oncoprex® Delivery System to administer disease-fighting genes [8][9] - The company's lead product candidate, Reqorsa, is being evaluated in two clinical trials for NSCLC and SCLC, both of which have received FDA Fast Track Designation [9]

Summary of 4D Molecular Therapeutics Conference Call Company Overview - **Company**: 4D Molecular Therapeutics (NasdaqGS:FDMT) - **Focus**: Developing adaptable genetic medicines, particularly in ophthalmology and pulmonology - **Lead Asset**: 4D-150, targeting wet Age-related Macular Degeneration (AMD) and Diabetic Macular Edema (DME) with a market potential of approximately $17 billion annually [2][5][6] Core Insights and Arguments 4D-150 - **Product Description**: 4D-150 is designed to reduce treatment burden for patients with wet AMD and DME by providing continuous expression of aflibercept directly in the retina [5][6] - **Market Opportunity**: The product aims to address high unmet needs in a market that is currently burdened by frequent injections (average of 36 injections over five years) [11][12] - **Efficacy**: Clinical data shows a significant reduction in treatment burden, with patients receiving an average of 4.3 injections over two years compared to a projected 20 injections without the treatment, representing nearly 80% reduction [18][19] - **Safety Profile**: 4D-150 has demonstrated a favorable safety profile with low rates of intraocular inflammation, comparable to or better than current standard treatments [21][22] Clinical Trials - **Phase 3 Trials**: Two ongoing trials, Forefront One and Forefront Two, are designed to evaluate the efficacy and safety of 4D-150 in treatment-naive populations, with top-line data expected in 2027 [20][22] - **DME Data**: In a phase one study for DME, 4D-150 showed a treatment burden reduction of 78%, with an average of 1.6 injections compared to a projected seven injections with aflibercept [24][25] Commercial Strategy - **Cost of Goods**: The low cost of goods for 4D-150 allows for flexible pricing strategies, enhancing commercial viability [5][26] - **Licensing Agreement**: An exclusive licensing agreement with Otsuka for the Asia Pacific region has provided $85 million upfront, with additional potential milestones and royalties [27] 4D-710 - **Product Overview**: 4D-710 is an aerosol-delivered genetic medicine for cystic fibrosis, targeting patients with rare mutations or those intolerant to existing modulators [28][29] - **Clinical Development**: Promising early data shows high-level expression of the CFTR transgene, with updates expected in December [29][30] Additional Important Points - **Patient Perspective**: The treatment burden reduction is crucial for patient adherence and quality of life, as frequent injections can lead to anxiety and logistical challenges [12][25] - **Market Positioning**: 4D-150 is positioned as a transformative therapy compared to existing anti-VEGF treatments and tyrosine kinase inhibitors, offering potentially lifelong benefits with fewer injections [33][34] - **Future Milestones**: The company has a robust pipeline with upcoming data releases and enrollment updates for ongoing trials, indicating a strong catalyst calendar [30][31] This summary encapsulates the key points discussed during the conference call, highlighting the innovative approach of 4D Molecular Therapeutics in addressing significant medical needs in ophthalmology and pulmonology.

Core Insights - uniQure N.V. is viewed positively by Wall Street despite regulatory challenges from the FDA regarding its gene therapy AMT-130 [1][3] - The company presented significant results from a three-year study showing a reduction in Huntington's disease progression [2] - The FDA has expressed concerns about the adequacy of data from early Phase I/II studies for AMT-130, leading to uncertainty about the pre-Biologics License Application timeline [3] Analyst Ratings - Wells Fargo analyst Yanan Zhu reiterated a Buy rating on uniQure N.V. but lowered the price target from $80 to $60 [1] - TD Cowen analyst Joseph Thome maintained a Buy rating without disclosing a price target, expressing confidence in the company's data and potential [1][4] Company Background - uniQure N.V. is a Netherlands-based biotechnology company focused on developing gene therapies aimed at curing severe genetic diseases with a single administration [4]

Core Insights - Solid Biosciences has entered into a non-exclusive worldwide license and collaboration agreement with Andelyn Biosciences for the use of its proprietary capsid, AAV-SLB101, aimed at enhancing gene therapy development [1][2] Group 1: Agreement Details - The agreement allows Andelyn to utilize AAV-SLB101 in conjunction with its AAV Curator® Platform, which optimizes gene therapy manufacturing processes [2] - Financial terms of the agreement have not been disclosed [2] Group 2: AAV-SLB101 Characteristics - AAV-SLB101 is designed for improved skeletal muscle and cardiac tropism while minimizing liver biodistribution [3][5] - The capsid has shown good tolerability in a Phase 1/2 clinical trial involving 23 pediatric participants, with safety data reported as of October 31, 2025 [3] Group 3: Company Statements - The collaboration is expected to accelerate the development of next-generation gene therapies, enhancing safety and efficacy [4] - Andelyn aims to integrate AAV-SLB101 into its platform to provide advanced gene therapy vectors, potentially leading to faster and more cost-effective development [4] Group 4: Company Background - Solid Biosciences focuses on developing precision genetic medicines for rare neuromuscular and cardiac diseases, including SGT-003 for Duchenne muscular dystrophy [6][7] - Andelyn Biosciences specializes in the development and production of viral vectors for gene therapy, with extensive experience in clinical batch production [8]