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Sellas Life Sciences Group Inc Stock Price, News & Analysis

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Welcome to our dedicated page for Sellas Life Sciences Group news (Ticker: SLS), a resource for investors and traders seeking the latest updates and insights on Sellas Life Sciences Group stock.

SELLAS Life Sciences Group, Inc. (NASDAQ: SLS) is a late-stage clinical biopharmaceutical company focused on developing novel therapies for cancer, with a strong emphasis on acute myeloid leukemia (AML) and other hematologic malignancies. This news page aggregates company announcements, clinical updates, financial disclosures, and collaboration news related to SLS.

Readers can follow developments around SELLAS’ lead product candidate galinpepimut-S (GPS), a WT1-targeted peptide immunotherapy licensed from Memorial Sloan Kettering Cancer Center, which is being evaluated in the pivotal Phase 3 REGAL trial as a potential maintenance therapy in AML after second complete remission. News items include updates on the REGAL trial’s progress, Independent Data Monitoring Committee recommendations, and commentary from investigators and key opinion leaders.

The SLS news feed also covers SLS009 (tambiciclib), SELLAS’ highly selective CDK9 inhibitor. Articles highlight Phase 2 clinical data in relapsed or refractory AML with myelodysplastic syndrome-related changes (AML-MR) after prior venetoclax-based treatment, including reported response rates, survival outcomes, and safety findings for SLS009 in combination with azacitidine and venetoclax. Preclinical results in T-cell prolymphocytic leukemia (T-PLL) and mechanistic studies in AML cell lines are also featured in conference-related releases.

In addition to clinical and scientific news, this page includes corporate updates such as participation in investor conferences, warrant exercise transactions, and quarterly financial results as reported in press releases referenced by Form 8-K filings. Investors and followers of SLS can use this page to review the sequence of material events, from R&D days and conference presentations to financing activities and operational updates, in one organized stream of company-specific news.

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SELLAS Life Sciences Group (NASDAQ: SLS) has received Orphan Drug Designation (ODD) from the European Medicines Agency (EMA) for SLS009, a novel CDK9 inhibitor, for treating relapsed/refractory peripheral T-cell lymphomas (PTCL). This follows recent FDA Orphan Drug and Fast Track Designations for SLS009 in PTCL. In the Phase 1 trial, SLS009 showed promising results with a 36.4% response rate in PTCL patients, surpassing the current standard of care. The drug demonstrated favorable safety and efficacy in various hematological malignancies. This designation highlights the potential of SLS009 in addressing the urgent need for new therapies in aggressive lymphomas with treatment options.

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SELLAS Life Sciences Group (NASDAQ: SLS) has announced a $21.0 million registered direct offering priced at a premium to market. The offering includes 15,849,056 shares of common stock (or equivalents) and warrants to purchase an equal number of shares. The combined effective price is $1.325 per share and accompanying warrant. Warrants have an exercise price of $1.20, are immediately exercisable, and expire in five years. The offering, expected to close around August 1, 2024, is made pursuant to an effective shelf registration statement. Maxim Group is acting as the sole placement agent. The proceeds will support SELLAS's focus on developing novel therapies for various cancer indications.

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SELLAS Life Sciences Group (NASDAQ: SLS) has received Rare Pediatric Disease Designation (RPDD) from the FDA for SLS009, its CDK9 inhibitor, to treat pediatric acute myeloid leukemia (AML). This marks SELLAS' second RPDD, following a designation for ALL last month. The company has opened enrollment for pediatric AML patients in an ongoing Phase 2 clinical trial.

AML is the second most common hematological malignancy in children, often with poorer prognosis compared to other pediatric cancers. The RPDD makes SLS009 eligible for a Priority Review Voucher (PRV) upon marketing approval, which can be transferred or sold. SLS009 already has Orphan Drug and Fast Track Designations for AML treatment.

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SELLAS Life Sciences Group announced that the European Medicines Agency (EMA) has granted Orphan Drug Designation (ODD) for SLS009, a selective CDK9 inhibitor, for treating acute myeloid leukemia (AML).

This designation follows positive preliminary Phase 2 data and aligns with the previous FDA ODD. The designation provides financial and regulatory incentives, including a 10-year marketing exclusivity in the EU post-approval.

SLS009 is currently in a Phase 2a clinical trial evaluating its safety and efficacy. The trial targets a 20% response rate and a median survival over three months, focusing on patients with specific myelodysplasia-related mutations.

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SELLAS Life Sciences has received Rare Pediatric Disease Designation (RPDD) from the FDA for its drug SLS009, targeting pediatric acute lymphoblastic leukemia (ALL), the most prevalent cancer among children.

This designation makes SLS009 eligible for a Priority Review Voucher (PRV) upon marketing approval, which can be sold, historically fetching around $100 million.

SLS009 is a selective CDK9 inhibitor that has shown a favorable safety profile in clinical trials, with no high-grade non-hematologic toxicities.

The RPDD recognizes the critical need for new treatments in pediatric ALL, where relapse rates remain high, particularly in high-risk groups.

SELLAS aims to expedite the clinical development of SLS009, offering potential new treatment options for children with ALL and improving their long-term event-free survival (EFS).

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SELLAS Life Sciences (NASDAQ: SLS) announced a positive recommendation from the Independent Data Monitoring Committee (IDMC) for its Phase 3 REGAL trial in acute myeloid leukemia (AML). The IDMC advised the trial to continue without modifications, citing no safety or futility concerns. The IDMC's review of unblinded data indicated a high level of confidence that an interim analysis will occur by Q4 2024. This recommendation strengthens SELLAS' confidence in GPS (galinpepimut-S) as a potential AML treatment. The REGAL trial targets AML patients in complete remission post-second-line salvage therapy, with the primary endpoint being overall survival.

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SELLAS has completed enrollment for its Phase 2a trial of SLS009 in relapsed/refractory acute myeloid leukemia (r/r AML) ahead of schedule. The trial includes 30 patients who have not responded to venetoclax-based regimens.

Initial results show promising efficacy with an overall response rate (ORR) of 33% and 50% in the 60 mg QW and 30 mg BIW dosing cohorts, respectively. Median overall survival (OS) was 5.4 months at the 45 mg QW dose, significantly higher than the 2.5 months standard of care. Notably, patients with ASXL1 mutations in the 30 mg BIW cohort achieved a 100% ORR. The trial will now proceed with two additional cohorts focusing on patients with specific genetic mutations, with further updates expected in Q3 2024.

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SELLAS Life Sciences (SLS) announced its Q1 2024 financial results, highlighting significant clinical and financial milestones. The Independent Data Monitoring Committee (IDMC) recommended the continuation of the Phase 3 REGAL study without modifications and confirmed the completion of patient enrollment. Positive Phase 2 data for SLS009 in AML patients showed a 100% response rate in those with the ASXL1 mutation at a 30 mg BIW dose. Financially, R&D expenses decreased to $5.1 million, while G&A expenses rose slightly to $4.5 million. The net loss narrowed to $9.6 million, with cash reserves at $18.4 million.

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SELLAS Life Sciences Group, Inc. announces positive Phase 2 preliminary data of SLS009 in relapsed/refractory acute myeloid leukemia (r/r AML), achieving a 100% response rate in patients with ASXL1 mutation at the optimal dose level. The company has filed IP protection related to the ASXL1 mutation, showing a highly significant market potential. SLS009 exhibits strong anti-leukemic activity with a favorable safety profile across all dose levels. Study enrollment is ongoing, with updates expected in Q3 2024.

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SELLAS Life Sciences Group, Inc. announced a positive review by the Independent Data Monitoring Committee (IDMC) of the Phase 3 REGAL clinical trial of galinpepimut-S (GPS) in acute myeloid leukemia (AML). The IDMC recommended the trial continue without modifications based on efficacy and safety data, with the next assessment scheduled for June 2024. The trial aims to develop a novel therapy for AML patients who have achieved complete remission following second-line salvage therapy, with overall survival as the primary endpoint.

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FAQ

What is the current stock price of Sellas Life Sciences Group (SLS)?

The current stock price of Sellas Life Sciences Group (SLS) is $5.3 as of March 25, 2026.

What is the market cap of Sellas Life Sciences Group (SLS)?

The market cap of Sellas Life Sciences Group (SLS) is approximately 897.0M.

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SLS Stock Data

897.01M
178.44M
Biotechnology
Pharmaceutical Preparations
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United States
NEW YORK

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