– PDUFA action date set for October 25, 2025 – – sNDA being reviewed under FDA’s RTOR program – – Revumenib has the potential to become the first and only menin inhibitor approved in both R/R mNPM1 AML and R/R KMT2Ar acute leukemia – NEW YORK, June 24, 2025 (GLOBE NEWSWIRE) -- Syndax Pharmaceuticals (Nasdaq: SNDX), a commercial-stage biopharmaceutical company advancing innovative cancer therapies, today announced that the U.S. Food and Drug Administration (FDA) has granted Priority Review for its supplemen ...

– Revumenib was generally well-tolerated in combination with venetoclax/azacitidine in older, newly diagnosed mNPM1 and KMT2Ar AML patients – – Promising clinical activity and deep responses observed with 67% (29/43) CR rate, 88% (38/43) ORR, and 100% (37/37) MRD negativity among responders – – Enrollment underway in pivotal Ph 3 EVOLVE-2 trial evaluating revumenib with ven/aza in newly diagnosed mNPM1 AML patients unfit for intensive chemotherapy – NEW YORK, June 12, 2025 (GLOBE NEWSWIRE) -- Syndax Pharma ...

– 26% (20/77) CR+CRh rate and 48% (37/77) ORR in efficacy-evaluable pivotal R/R mNPM1 AML population – – Robust responses observed across subgroups, regardless of co-mutations, number of prior lines of therapy, or prior venetoclax, within efficacy-evaluable pivotal R/R mNPM1 AML population – – 60% (3/5) ORR in Ph 1 patients with R/R NUP98r AML – NEW YORK, June 12, 2025 (GLOBE NEWSWIRE) -- Syndax Pharmaceuticals (Nasdaq: SNDX), a commercial-stage biopharmaceutical company advancing innovative cancer therapi ...

Group 1 - Syndax Pharmaceuticals is a commercial-stage biopharmaceutical company focused on innovative cancer therapies [2] - The company's pipeline includes FDA-approved therapies such as Revuforj (revumenib), a menin inhibitor, and Niktimvo™ (axatilimab-csfr), a monoclonal antibody targeting the CSF-1 receptor [2] - Syndax is committed to advancing cancer care and is conducting several clinical trials across various treatment stages [2] Group 2 - Michael A. Metzger, CEO of Syndax, and the management team will participate in investor conferences, including the Jefferies Global Healthcare Conference on June 5, 2025, and the Goldman Sachs 46th Annual Global Healthcare Conference on June 11, 2025 [1][3] - A live webcast of the fireside chats will be available on the company's website, with replays accessible for a limited time [1]

- Dr. Nicholas Botwood comes to Syndax from BMS and brings 25 years of industry experience leading drug development, R&D strategy and global commercialization of novel oncology therapeutics - NEW YORK, May 12, 2025 (GLOBE NEWSWIRE) -- Syndax Pharmaceuticals (Nasdaq: SNDX), a commercial-stage biopharmaceutical company advancing innovative cancer therapies, today announced the appointment of Dr. Nicholas Botwood BSc (Hons), MBBS, MFPM, FRCP, to the role of Head of Research and Development (R&D) and Chief Medi ...

Core Insights - Syndax Pharmaceuticals announced positive results from the pivotal Phase 2 portion of the AUGMENT-101 trial for revumenib in relapsed or refractory mutant NPM1 acute myeloid leukemia (mNPM1 AML) patients, achieving nearly 50% overall response rate [1][2] - The company submitted a supplemental New Drug Application (sNDA) for revumenib in April 2025 under the FDA's Real-Time Oncology Review (RTOR) program [1][2] Group 1: Trial Results - The primary efficacy endpoint was met with a complete remission (CR) plus CR with partial hematological recovery (CRh) rate of 23% among the first 64 adult patients [5] - The overall response rate (ORR) was reported at 47%, with 17% of responders proceeding to hematopoietic stem cell transplant (HSCT) while in remission [6] - The median overall survival (OS) for all patients was 4.0 months, while responders had a median OS of 23.3 months [7] Group 2: Patient Demographics and Treatment Background - The efficacy-evaluable population had a median age of 65, with 36% having received three or more prior lines of therapy [4] - 75% of patients were previously treated with venetoclax, indicating a heavily pretreated population [4] Group 3: Safety Profile - The safety population included 84 patients, with treatment-emergent serious adverse events occurring in ≥5% of patients, including febrile neutropenia (21%) and differentiation syndrome (13%) [8] - The safety profile of revumenib was consistent with previously reported data, with 12% of patients experiencing dose reductions due to adverse events [8] Group 4: Background on mNPM1 AML - Mutations in the NPM1 gene are the most common genetic alteration in adult AML, observed in approximately 30% of cases [9] - There are currently no approved targeted therapies specifically for mNPM1 AML, highlighting a significant unmet medical need [9] Group 5: Revumenib Overview - Revumenib is an oral, first-in-class selective menin inhibitor, previously approved for R/R acute leukemia with KMT2A translocation [10][11] - The drug is in development for R/R mNPM1 AML, with ongoing trials planned for combination therapies [11]

Financial Performance - Syndax Pharmaceuticals reported $20.0 million in net revenue from Revuforj® (revumenib) in the first full quarter of its launch [1][4] - Niktimvo™ (axatilimab-csfr) generated $13.6 million in net revenue in its first partial quarter of launch, as reported by Incyte [1][8] - The company had cash, cash equivalents, and investments totaling $602.1 million as of March 31, 2025, which is expected to fund operations until profitability [1][7] Business Developments - The company submitted a supplemental New Drug Application (sNDA) for revumenib for the treatment of relapsed or refractory (R/R) mutant NPM1 acute myeloid leukemia (AML) [1][4] - A pivotal frontline trial of revumenib in combination with venetoclax and azacitidine for mNPM1 and KMT2Ar AML has been initiated [1][4] - Multiple ongoing trials are evaluating revumenib in various combinations and settings, including a Phase 1 trial showing a 100% overall response rate in newly diagnosed mNPM1 or KMT2Ar AML patients [4][5] Research and Development - Research and development expenses for the first quarter of 2025 increased to $61.6 million from $56.5 million in the prior year, driven by costs related to axatilimab and ongoing clinical trials [10] - Selling, general, and administrative expenses rose to $41.0 million from $23.0 million, primarily due to increased employee-related expenses and marketing efforts for Revuforj [11] - The company plans to initiate multiple trials of revumenib in combination with standard care regimens for newly diagnosed acute leukemia patients starting in the second half of 2025 [5][10] Future Outlook - For the second quarter of 2025, the company expects research and development expenses to be between $70 million and $75 million, with total operating expenses projected to be between $110 million and $115 million [13] - The company anticipates that its current cash position, along with expected product revenue, will enable it to reach profitability [14]