PresentationGood morning, and welcome to the Cogent Biosciences webcast. I will now turn the call over to Christi Waarich, Senior Director of Investor Relations.Christi WaarichSenior Director of Investor Relations Thank you, operator. Today's call will cover our SM updates announced over the weekend and this morning. You can find the press releases in the Investors and Media section of our website at cogentbio.com. Before we get started, please be reminded that remarks made during this webcast may be forwa ...

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Cogent Biosciences (NasdaqGS:COGT) Update Summary Company Overview - **Company**: Cogent Biosciences - **Product**: Bezuclastinib - **Focus**: Treatment of systemic mastocytosis (SM) and gastrointestinal stromal tumors (GIST) Key Industry Insights - **Market Potential**: Bezuclastinib has a global annual market potential exceeding $7.5 billion across three patient populations [4] - **Regulatory Submissions**: Plans to submit three New Drug Applications (NDAs) within the next several months, aiming for product launches by the end of 2026 [5][31] Core Findings from Clinical Trials SUMMIT Trial - **Patient Population**: Included non-advanced systemic mastocytosis patients, specifically those with indolent smoldering and bone marrow mastocytosis subtypes [5] - **Primary Endpoint**: Achieved a statistically significant mean change in total symptom score at week 24, with a reduction of approximately nine points in the bezuclastinib group compared to placebo (p-value < 0.001) [9] - **Secondary Endpoints**: Significant reductions in various markers of mast cell disease, with 95.4% of patients showing at least a 50% reduction in serum tryptase [12] - **Symptom Improvement**: 86% of patients reported clinically meaningful symptom improvement by week 48, with 56% achieving over a 50% improvement [23] APEX Trial - **Patient Demographics**: Enrolled patients with advanced systemic mastocytosis, including a higher proportion of aggressive cases and those with prior avapritinib treatment [25] - **Response Rates**: Achieved a 57% overall response rate (ORR) on the primary endpoint and an 80% ORR on the key secondary endpoint of pure pathological response [26][29] - **Safety Profile**: No patients discontinued treatment due to adverse events, with only 14.8% requiring dose reductions [28] Comparative Analysis with Competitors - **Differentiation from Avapritinib**: Bezuclastinib demonstrated broader and deeper symptom improvement across multiple domains compared to avapritinib, which showed a plateau in efficacy after 28 weeks [22][56] - **Patient Selection**: Bezuclastinib is considered suitable for a wider range of patients, including those with prior avapritinib exposure, showing consistent response rates [84] Additional Insights - **Correlation of Biomarkers and Symptoms**: The study found a significant correlation between reductions in mast cell disease markers and symptom severity, suggesting that monitoring these biomarkers could guide therapy decisions [16][64] - **Quality of Life Impact**: Improvements in symptom scores are expected to enhance patients' quality of life, as evidenced by the broad symptom relief reported [36] Future Directions - **NDA Submissions**: Anticipated submission of NDAs for both non-advanced and advanced systemic mastocytosis in December 2025 [50] - **Long-term Follow-up**: Ongoing studies will provide further insights into the long-term efficacy and safety of bezuclastinib, with data expected to support its position as a preferred treatment option [21][29] This summary encapsulates the key points from the Cogent Biosciences update, highlighting the promising results of bezuclastinib in treating systemic mastocytosis and its potential market impact.

Core Insights - Cogent Biosciences announced positive top-line results from the APEX Part 2 clinical trial of bezuclastinib for advanced systemic mastocytosis (AdvSM), marking the third positive pivotal trial result for the drug in 2025 [1][2] - The company plans to submit a new drug application (NDA) to the FDA for bezuclastinib in AdvSM in the first half of 2026 and will present detailed data from the APEX trial at a scientific meeting during the same period [1][7] Clinical Trial Results - In the APEX Part 2 trial, 81 AdvSM patients were treated with 150 mg of bezuclastinib, with 68 patients evaluable for the primary endpoint [2][5] - The trial showed a 57% objective response rate (ORR) per mIWG criteria and an 80% ORR per pure pathological response (PPR) criteria [4][5] - Significant clinical activity was observed, with 89% of patients achieving a ≥50% reduction in serum tryptase and bone marrow mast cells, and 91% showing a ≥50% reduction in KIT D816V variant allele frequency [3][4] Safety and Tolerability - Bezuclastinib demonstrated a favorable safety profile, with only 14.8% of patients requiring dose reduction and no discontinuations due to treatment-related adverse events [6][4] - The most common treatment-related adverse events included hair color change (30.9%), neutropenia (29.6%), and altered taste (28.4%) [6] Future Plans - Cogent is preparing for multiple commercial launches in the second half of 2026 based on the positive results from the APEX trial and previous trials [2][11] - The company will host a live webcast to discuss the full data from the SUMMIT trial and the APEX results [8]

Core Insights - Cogent Biosciences announced complete results from the SUMMIT clinical trial of bezuclastinib, showing significant improvements in patients with nonadvanced systemic mastocytosis (NonAdvSM) [1][2] - Bezuclastinib is expected to be a best-in-class treatment option, with a New Drug Application (NDA) submission to the FDA planned for December 2025 [2][6] SUMMIT Trial Data - The trial involved 118 patients receiving bezuclastinib and 60 receiving placebo, with a focus on those with moderate-to-severe symptoms despite best supportive care [3][4] - At 24 weeks, bezuclastinib showed a mean change in Total Symptom Score (TSS) of -24.3% compared to -15.4% for placebo, with a p-value of <0.001 [5] - 34.3% of patients on bezuclastinib achieved a ≥50% reduction in TSS, compared to 18.1% on placebo [5] Symptomatic and Objective Improvements - Bezuclastinib demonstrated significant improvements across 11 individual symptoms and objective measures of disease, including serum tryptase levels [6][7] - At 48 weeks, 87.4% of patients achieved a ≥50% reduction in serum tryptase levels, and 75.6% showed a ≥50% reduction in bone marrow mast cells [7] Safety Profile - The majority of treatment-emergent adverse events (TEAEs) were low grade, with 98.3% in the bezuclastinib arm versus 88.3% in the placebo arm [9] - Common TEAEs included hair color change (69.5% in bezuclastinib vs. 5.0% placebo) and nausea (22.0% in bezuclastinib vs. 13.3% placebo) [9] Future Plans - Cogent plans to present longer-term follow-up data from the SUMMIT trial at a scientific meeting in Q1 2026 [10] - An investor conference call is scheduled for December 8, 2025, to discuss the additional data from the SUMMIT trial [11]

Core Insights - Several biotech and life sciences companies experienced significant gains in after-hours trading on November 26, indicating strong investor interest despite a quiet news cycle [1] Company Summaries - Modular Medical, Inc. (MODD) shares increased by 11.51% to $0.4380 after a previous decline of 1.80% at the close, following the IRB approval for its Pivot insulin delivery system study announced on November 17 [2] - Standard BioTools Inc. (LAB) saw a 4.90% rise to $1.50 after a 0.70% gain during regular trading, following a strategic collaboration with Molecular Instruments announced on November 19 [3] - Werewolf Therapeutics, Inc. (HOWL) rose 4.39% to $1.0199 after a strong 7.33% gain during regular trading, reflecting continued investor optimism despite no new updates [4] - Cogent Biosciences, Inc. (COGT) climbed 6.09% to $42.85 in after-hours trading, building on a 1.69% rise during regular trading, indicating strong investor confidence in its pipeline [5] - Longeveron Inc. (LGVN) shares increased by 4.59% to $0.6772, extending gains from a 7.02% rise during regular trading, with upcoming presentation of Alzheimer's study results at CTAD 2025 highlighting ongoing research [6] - AbCellera Biologics Inc. (ABCL) gained 3.85% to $3.78 after a 0.55% increase during regular trading, reflecting renewed investor interest in its antibody discovery platform [7]

Core Insights - Cogent Biosciences Inc. (NASDAQ:COGT) has seen a significant increase in its stock value, with a notable upward revision of its price target from $21 to $50 by H.C. Wainwright, reaffirming a Buy rating [1][2] - The positive outlook is primarily driven by the results of the Phase 3 PEAK trial, which indicates that the combination of bezuclastinib and sunitinib could become the second-line standard of care for gastrointestinal stromal tumors (GIST) [2][3] - Following the announcement of the trial results, Cogent's shares surged by 119% on the day of the announcement [3] Company Developments - Cogent Biosciences announced the positive results of the Phase 3 PEAK trial on November 10, 2025, and plans to submit a new drug application (NDA) to the U.S. FDA for bezuclastinib in GIST in the first half of 2026 [3][4] - The trial results showed a greater than seven-month improvement in median progression-free survival (mPFS), effectively reducing the rate of progression or death by half for patients with imatinib-resistant or intolerant GIST [4] Industry Context - The results of the PEAK study are seen as a significant advancement for GIST patients, particularly those who have been waiting for nearly 20 years for a new second-line treatment option [4] - The company focuses on developing precision therapies for genetically defined diseases, with a primary emphasis on mastocytosis and gastrointestinal stromal tumors (GIST) [4]

Core Insights - Cogent Biosciences (COGT) shares have surged 120.3% in one month, primarily due to positive data from a late-stage study of its investigational therapy combining bezuclastinib and sunitinib for second-line gastrointestinal stromal tumors (GIST) patients [1][5] - The phase III PEAK study demonstrated a 50% reduction in the risk of disease progression or death, with a median progression-free survival (PFS) of 16.5 months compared to 9.2 months for sunitinib monotherapy [2][5] - The combination therapy achieved a 46% objective response rate (ORR), significantly higher than the 26% ORR for sunitinib alone, indicating superior antitumor activity [3][5] - COGT plans to submit a regulatory filing to the FDA for the bezuclastinib/sunitinib combination in the first half of 2026, aiming to establish it as the new standard of care for GIST [7] Study Data Summary - The bezuclastinib/sunitinib combination showed a statistically significant clinical benefit on the primary endpoint of PFS, with a 50% reduction in disease progression risk [2] - The treatment was well tolerated, with no new safety risks identified compared to sunitinib's established profile, and most treatment-related adverse events were mild to moderate [6] Pipeline Overview - Bezuclastinib is the lead candidate for Cogent Biosciences, with ongoing evaluations for two systemic mastocytosis (SM) indications in separate phase III studies [8] - Positive top-line data from a late-stage study for non-advanced SM patients was reported, with plans to submit a new drug application to the FDA by the end of 2025 [9][11] - The company is also conducting a pivotal phase III study for advanced SM, with top-line results expected in December 2025 [12] Market Performance - Year-to-date, COGT shares have increased by 347.9%, significantly outperforming the industry growth of 15.8% [4]

Cogent Biosciences Conference Call Summary Company Overview - Cogent Biosciences is a biotech company focused on developing novel small-molecule therapies for mutant-driven rare diseases with high unmet needs [2][3] Industry Context - The company is primarily involved in the treatment of gastrointestinal stromal tumors (GIST) and systemic mastocytosis, with a significant commercial opportunity in the second-line GIST market estimated at over $7.5 billion globally [3][35] Key Points from the Conference Call PEAK Trial Results - The PEAK trial results for bezuclastinib, a selective KIT inhibitor, were highlighted as a major advancement in treating second-line GIST patients [2][3] - Bezuclastinib combined with sunitinib showed a median progression-free survival (PFS) of 16.5 months, significantly outperforming sunitinib alone, which had a PFS of 9.2 months [12][25] - The trial demonstrated a nearly 50% objective response rate, which is a substantial improvement compared to existing therapies [13][25] Market Opportunity - Approximately 12,000 new GIST patients are diagnosed annually in the U.S. and Europe, with about 6,000 patients eligible for second-line treatment [27][28] - The standard of care for second-line GIST has not seen new drug approvals since sunitinib in 2006, creating a unique market opportunity for bezuclastinib [4][6] - The potential market for second-line GIST treatment is estimated at over $4 billion, with no direct competition [30] Safety and Tolerability - The combination therapy of bezuclastinib and sunitinib showed a marginal increase in dose reductions and discontinuations, indicating a favorable safety profile [16][18] - Adverse events primarily included neutropenia, with no significant additional risk from the combination therapy [17][19] - The safety profile of bezuclastinib is characterized by asymptomatic transaminase elevations and other manageable side effects [19][21] Future Plans - Cogent plans to submit a new drug application (NDA) for bezuclastinib in the first half of 2026, with potential priority review leading to approval by the end of 2026 [26][30] - The company is also preparing for data presentation from the APEX study, which focuses on advanced systemic mastocytosis, expected to provide competitive insights against existing therapies [31][34] Intellectual Property - Cogent holds a strong intellectual property position, with protections extending through 2038 and potentially until 2043 due to a proprietary formulation of bezuclastinib [35][36] Conclusion - Cogent Biosciences is positioned to capitalize on a significant market opportunity in the treatment of GIST and systemic mastocytosis, with promising clinical trial results and a robust pipeline leading to potential regulatory approvals in the near future [35]

Core Insights - Cogent Biosciences, Inc. (NASDAQ:COGT) experienced a significant stock increase of 126.3% week-on-week due to positive clinical trial results for its drug candidate targeting Gastrointestinal Stromal Tumors (GIST) [1][5] Company Developments - Cogent Biosciences plans to file a new drug application with the FDA for its treatment candidate, bezuclastinib, in combination with sunitinib, following promising phase 3 trial results [2] - The phase 3 trial indicated that patients taking bezuclastinib with sunitinib had an average of 16.5 months without cancer progression, compared to 9.2 months for those on sunitinib alone [3] - Additionally, 46% of patients on the combination therapy experienced tumor shrinkage, versus 26% for those on sunitinib alone [3] Management Commentary - The President and CEO of Cogent Biosciences, Andrew Robbins, stated that the trial results exceeded expectations, highlighting a greater than seven-month improvement in median progression-free survival (mPFS) and a reduction in the rate of progression or death by half [4] Financial Strategy - Following the positive trial results, Cogent Biosciences announced plans to raise $200 million through convertible senior notes due 2031, with $50 million allocated to repay outstanding loans and the remainder for development and regulatory activities related to bezuclastinib and other drug candidates [5]