Aptevo Therapeutics advances cancer antibody APVO603 in preclinical phase

Published 18/03/2025, 13:10
Aptevo Therapeutics advances cancer antibody APVO603 in preclinical phase

SEATTLE - Aptevo Therapeutics (NASDAQ:APVO), a biotechnology company specializing in immunotherapies for cancer with a market capitalization of $3.85 million, reported progress on its preclinical compound APVO603, a bispecific antibody aimed at treating solid tumors. According to InvestingPro data, the company maintains a healthy balance sheet with more cash than debt, though it faces profitability challenges with negative earnings of -$87.38 per share in the last twelve months. APVO603 targets two co-stimulatory receptors, 4-1BB and OX40, which are crucial for T cell and NK cell activation, potentially enhancing anti-tumor immune responses while minimizing systemic toxicity.

The company’s preclinical studies indicate that APVO603 could amplify T cell and NK cell proliferation, improve tumor lysis, and inhibit immune exhaustion. These findings suggest a strong therapeutic potential for APVO603, differentiating it from existing immunotherapies by providing targeted immune stimulation with a favorable safety profile.

Aptevo’s pipeline also includes APVO711, a bispecific antibody plus checkpoint inhibitor, and APVO442, a T-cell engager targeting prostate cancer. These programs underscore Aptevo’s expertise in antibody engineering and commitment to developing innovative treatments for cancer patients. While the company’s stock has experienced significant volatility, trading at $2.64 and showing a -98.57% return over the past year, InvestingPro analysis suggests the stock may be undervalued at current levels. Discover more insights and 11 additional ProTips about APVO with an InvestingPro subscription.

In clinical development, Aptevo’s lead candidate, Mipletamig, is undergoing a Phase 1b/2 trial for frontline acute myeloid leukemia (AML) treatment, showing promising results, including a 100% remission rate within 30 days for patients in Cohort 1 and no incidences of cytokine release syndrome. Another candidate, ALG.APV-527, co-developed with Alligator Bioscience, is in a Phase 1 trial for various solid tumors, demonstrating positive safety and tolerability with stable disease achieved in 59% of evaluable patients.

Aptevo’s proprietary platforms, ADAPTIR® and ADAPTIR-FLEX®, are the foundation of its pipeline, designed to improve treatment outcomes for cancer patients. The company’s mission is to transform the lives of those affected by cancer through novel bispecific immunotherapies.

This announcement is based on a press release statement and reflects the company’s current intentions and expectations regarding its therapeutic candidates and clinical programs. With the next earnings report due on March 24, investors following Aptevo’s progress should note the company’s current financial health score of 1.31, rated as ’WEAK’ by InvestingPro. Investors are reminded that forward-looking statements are subject to various factors that could cause actual results to differ materially from expectations.

This article was generated with the support of AI and reviewed by an editor. For more information see our T&C.

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