Stemline Therapeutics Announces Oral Presentation of SL-701 Phase 2 Data in Second-Line Glioblastoma at the 23rd Annual Meeting of the Society of Neuro-Oncology (SNO)

NEW YORK, Nov. 16, 2018 (GLOBE NEWSWIRE) -- Stemline Therapeutics, Inc. (Nasdaq: STML), a biopharmaceutical company focused on the development and potential commercialization of novel oncology therapeutics, announced today that data from the Phase 2 trial of SL-701 in patients with second-line glioblastoma (GBM) were selected for oral presentation at the 23rd Annual Meeting of the Society of Neuro-Oncology (SNO) being held November 15-18, 2018 in New Orleans, LA.

Details on the presentation are as follows:

Title:   Phase 2 trial of SL-701 + bevacizumab in patients with previously treated glioblastoma (GBM) meets primary endpoint of OS-12, with preliminary correlation between long-term survival and target-specific CD8+ T cell immune response
Presenter:  David Peereboom, MD; Cleveland Clinic
Abstract:  ATIM-06

Date/Time:   Friday, November 16, 2018 – 4:25 PM CT

A copy of the oral presentation will be available on the Stemline website (, under the Scientific Presentations tab, following the SNO presentation.

About Stemline Therapeutics
Stemline Therapeutics, Inc. is a biopharmaceutical company focused on the development and potential commercialization of novel oncology therapeutics. Stemline is developing three clinical stage product candidates, ELZONRISTM (tagraxofusp; SL-401), SL-801, and SL-701. ELZONRIS is a targeted therapy directed to the interleukin-3 receptor (CD123) present on a range of malignancies. ELZONRIS has completed a pivotal trial in blastic plasmacytoid dendritic cell neoplasm (BPDCN), for which it was granted breakthrough therapy designation (BTD). The pivotal trial met its primary endpoint, and a Biologics License Application (BLA) has been accepted for filing and granted Priority Review by the FDA. ELZONRIS is also being evaluated in clinical trials in additional indications including chronic myelomonocytic leukemia (CMML), myelofibrosis (MF), and others. SL-801 is a novel oral small molecule reversible inhibitor of XPO1 that is currently in a Phase 1 trial of patients with advanced solid tumors; dose escalation is ongoing. SL-701, an immunotherapeutic, has completed a Phase 2 trial in patients with second-line glioblastoma; data and next steps for the program are being evaluated.

Forward-Looking Statements
Some of the statements included in this press release may be forward-looking statements that involve a number of risks and uncertainties. For those statements, we claim the protection of the safe harbor for forward-looking statements contained in the Private Securities Litigation Reform Act of 1995. The factors that could cause our actual results to differ materially include: the success and timing of our BLA submission to the FDA; the success and timing of our clinical trials and preclinical studies for our product candidates, including site initiation, institutional review board approval, scientific review committee approval, patient accrual, safety, tolerability and efficacy data observed, and input from regulatory authorities including the risk that the FDA or other ex-U.S. national drug authority ultimately does not agree with our data, find our data supportive of approval, or approve any of our product candidates; our plans to develop and commercialize our product candidates; market acceptance of our products; reimbursement available for our products; our available cash and investments; our ability to obtain and maintain intellectual property protection for our product candidates; our ability to manufacture; the performance of third-party manufacturers, clinical research organizations, clinical trial sponsors and clinical trial investigators; and other risk factors identified from time to time in our reports filed with the SEC. Any forward-looking statements set forth in this press release speak only as of the date of this press release. We do not intend to update any of these forward-looking statements to reflect events or circumstances that occur after the date hereof.

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