64% MMR achievement by 24 weeks across all efficacy evaluable patients  75% MMR achievement by 24 weeks in efficacy evaluable patients at doses >320mg QD Encouraging safety/tolerability profile maintained with longer duration of treatment Company to host investor update call today at 4:30pm ET FOSTER CITY, Calif., Dec. 08, 2025 (GLOBE NEWSWIRE) -- Terns Pharmaceuticals, Inc. (Terns or the Company) (Nasdaq: TERN), a clinical-stage oncology company, today announced that updated and expanded data from the ong ...

Core Viewpoint - Terns Pharmaceuticals Inc. is experiencing a significant increase in stock price following positive data from the ongoing CARDINAL trial of TERN-701 for chronic myeloid leukemia (CML), suggesting the potential for TERN-701 to be a transformative therapy in the CML treatment landscape [1][2][3]. Group 1: Trial Data and Efficacy - The CARDINAL trial is currently in the dose-escalation and dose-expansion phases, with 55 patients enrolled as of June 30 [2]. - Among 32 efficacy-evaluable patients, the major molecular response (MMR) achievement rate at 24 weeks is reported at 64%, which is significantly higher than rates in other Phase 1 studies of CML therapies [2][3]. - The overall cumulative MMR rate is 75% (24 out of 32 patients), with 100% (10 out of 10) maintaining MMR [6]. Group 2: Market Reaction and Analyst Sentiment - TERN stock has surged by 88.67%, reaching $15.58 [4]. - William Blair has upgraded Terns to Outperform from Market Perform, highlighting the promising outcomes of the TERN-701 readout [3]. - Analyst Andy Hsieh believes that TERN-701 has the potential to significantly disrupt the current CML treatment market, which is dominated by Novartis AG's Scemblix [3].

Core Insights - Terns Pharmaceuticals announced unprecedented efficacy data from the CARDINAL trial of TERN-701, showing a 64% major molecular response (MMR) achievement by 24 weeks in a refractory chronic myeloid leukemia (CML) patient population [1][3] - The company will present these findings at the 67th American Society of Hematology (ASH) Annual Meeting on December 8, 2025, and will host an investor update call following the presentation [1][7] Efficacy Data - The CARDINAL trial reported a cumulative MMR rate of 75% (24 out of 32 patients) by 24 weeks, with 64% (14 out of 22) achieving MMR and 100% (10 out of 10) maintaining MMR [5] - In difficult-to-treat patient subgroups, MMR rates were 69% (11 out of 16) for those with lack of efficacy to the last tyrosine kinase inhibitor (TKI), 60% (6 out of 10) for patients who had prior asciminib, and 67% (8 out of 12) for those with prior asciminib/ponatinib/investigational TKI [5] Patient Population - The enrolled patients had heavily pretreated, refractory disease, with a median of 3 prior TKIs; 35% had 4 or more prior TKIs [5] - 64% of patients discontinued their last TKI due to lack of efficacy, and 13% had BCR::ABL1 mutations [5] Safety Profile - TERN-701 demonstrated an encouraging safety profile, with no dose-limiting toxicities observed during the dose escalation phase [10] - The majority (74%) of treatment-emergent adverse events (TEAEs) were low grade, with the most common TEAEs being diarrhea (22%), headache (18%), and nausea (16%) [10] Upcoming Events - The oral presentation at ASH will be led by Dr. Elias Jabbour and is scheduled for December 8, 2025, from 2:45 to 3:00 PM ET [6] - Following the presentation, Terns will host a conference call and webcast for investors at 4:30 PM ET to discuss the data and next steps in the development of TERN-701 [7]

Core Insights - Novartis received a positive opinion from the CHMP of the EMA for Scemblix (asciminib) to treat adult patients with Philadelphia chromosome-positive chronic myeloid leukemia in chronic phase across all treatment lines [1][4] Group 1: Treatment Efficacy - Scemblix showed superior major molecular response (MMR) rates compared to all tyrosine kinase inhibitors (TKIs) in the Phase III ASC4FIRST trial, achieving 67.7% MMR at week 48 versus 49.0% for investigator-selected TKIs [2][5] - At week 96, Scemblix maintained superior MMR rates of 74.1% compared to 52% for investigator-selected TKIs [7] - The treatment demonstrated fewer dose reductions and half the rate of adverse events leading to discontinuation compared to existing therapies [2][4] Group 2: Patient Impact - The availability of Scemblix is expected to provide patients with better treatment options, improving their chances of achieving key efficacy milestones while maintaining quality of life [2][3] - Approximately 50% of newly diagnosed CML patients miss treatment goals within one year, highlighting the need for more effective and tolerable treatment options [6] Group 3: Regulatory and Market Position - Scemblix is already approved in over 20 countries, including the US, Japan, and China, and is recommended by the 2025 European LeukemiaNet guidelines for newly diagnosed Ph+ CML-CP patients [3][9] - If approved by the European Commission, Scemblix will expand access to treatment for four times as many patients in Europe [6]

ELVN-001 Positioning and Market Opportunity - The BCR::ABL1 TKIs market has historically generated approximately $6 billion in combined annual sales, even with generic options available[10] - There is a potential $9 billion opportunity in the U S alone for differentiated TKIs, which is validated by the successful launch of Scemblix[10] - The U S branded CML market has the potential to reach approximately $9 billion based on historical sales, adjusted for current prevalence and pricing[28] CML Landscape and Treatment - Prior to imatinib, the annual CML survival rate was less than 20%[14] - The 10-year survival rate for CML improved from less than 20% to over 80%[14] - Approximately 30% of second-line patients switch therapy within the first year of treatment[22] - Approximately 25% of first-line patients switch therapy within the first year[22] - In Q1 2025, Novartis reported Scemblix NBRx of 40% in 2L and 10% in 1L in the U S, highlighting the need for improved treatment options across all lines of therapy[32] ELVN-001 Clinical Data and Development - In the Phase 1 trial, the overall MMR (BCR::ABL1 ≤ 0 1%) by 24 weeks was 47% (25/53)[68] - 80% of patients in the ELVN-001 Phase 1 trial remained on the study, with a median duration of exposure of 29 weeks[58, 59] - The company expects to initiate the first ELVN-001 head-to-head pivotal trial in 2026[10]

Enliven Therapeutics (ELVN) Update Summary Company Overview - **Company**: Enliven Therapeutics - **Program**: ELVN001, targeting chronic myeloid leukemia (CML) Industry Context - **Market Size**: CML represents a large market with significant unmet needs, with a potential $9 billion opportunity in the U.S. alone [doc id='45'] - **Current Treatment Landscape**: The treatment of CML has evolved, focusing on quality of life and tolerability, with approximately 30% of patients switching therapies within a year due to intolerance or lack of response [doc id='7'][doc id='8'] Core Points and Arguments 1. **ELVN001's Potential**: ELVN001 is designed to address unmet needs in CML and has shown a potentially best-in-class profile in heavily pretreated patients [doc id='5'][doc id='6'] 2. **Regulatory Pathway**: Historical phase one data in CML has accurately predicted success in pivotal trials, allowing for smaller and faster studies [doc id='5'] 3. **Patient Population**: The ongoing phase one trial has enrolled a heavily pretreated population, with 72% of patients having discontinued their last TKI due to lack of efficacy [doc id='20] 4. **Efficacy Results**: - 47% of patients achieved major molecular response (MMR) by 24 weeks, with 32% achieving MMR and 100% maintaining MMR [doc id='24'] - 77% of patients achieved MR2 by 24 weeks, indicating robust efficacy despite the heavily pretreated population [doc id='25] 5. **Comparison with Osiminib**: ELVN001's efficacy appears favorable compared to osiminib, with a higher MMR rate in a more heavily pretreated population [doc id='27][doc id='36'] 6. **Safety Profile**: ELVN001 has shown a favorable safety profile, with low rates of dose reductions and discontinuations due to adverse events [doc id='31][doc id='34] 7. **Dosing Convenience**: ELVN001 supports once-daily dosing with or without food, addressing key challenges with current TKIs [doc id='34][doc id='77] Additional Important Insights - **Market Dynamics**: The CML market supports multiple blockbuster drugs despite the presence of generics, with TKI switching dynamics indicating a need for better treatment options [doc id='12] - **Emerging Competition**: Osiminib has rapidly penetrated earlier lines of therapy, but high discontinuation rates (50% within two years) indicate a significant opportunity for ELVN001 [doc id='11] - **Next Steps**: Enliven Therapeutics plans to initiate a pivotal trial for ELVN001 in 2026, with a focus on both late-line and frontline settings [doc id='16][doc id='44] Conclusion - Enliven Therapeutics is optimistic about the potential of ELVN001 to become a preferred treatment option for CML, with a clear regulatory path and promising early data supporting its efficacy and safety profile [doc id='46]