Press Releases

Enrollment in the ongoing Phase 1 dose escalation ACESOT-1051 trial of oral WEE1 inhibitor APR-1051 is accelerating as dose escalation advances Aprea plans to advance APR-1051 in uterine serous carcinoma (USC), and Cyclin E–overexpressing platinum-resistant ovarian cancer (PROC) while also

Next clinical data update from the ongoing Phase 1 dose escalation ACESOT-1051 trial anticipated at a medical meeting in Q4 2026, providing a near-term opportunity to demonstrate continued clinical progress with APR-1051 Enrollment in ACESOT-1051 is accelerating as the Company advances dose

Presentation highlights early clinical activity from ACESOT-1051, including partial responses and stable disease in patients across multiple tumor types Manageable tolerability confirmed across cohorts Patient expansion into uterine serous carcinoma and platinum-resistant ovarian cancer underway;

Oversubscribed $30 million private placement closed, with proceeds expected to support ongoing development of APR-1051 Two partial responses observed with continued encouraging tolerability in the ongoing Phase 1 dose escalation ACESOT-1051 trial of WEE1 inhibitor APR-1051 Additional clinical data

DOYLESTOWN, Pa., April 21, 2026 (GLOBE NEWSWIRE) -- Aprea Therapeutics, Inc. (Nasdaq: APRE) (“Aprea”, or the “Company”), a clinical-stage precision medicine oncology company focused on the discovery and development of targeted therapies for patients with biomarker-defined cancers, today announced

Funding will support ongoing development of APR-1051, including expansion into selected patient populations where WEE1 mechanism is well suited DOYLESTOWN, Pa., April 01, 2026 (GLOBE NEWSWIRE) -- Aprea Therapeutics, Inc. (Nasdaq: APRE) (“Aprea”, or the “Company”), a clinical-stage precision

Financing led by Soleus Capital with participation from Vestal Point Capital, Squadron Capital Management and additional new and existing investors DOYLESTOWN, Pa., March 30, 2026 (GLOBE NEWSWIRE) -- Aprea Therapeutics, Inc. (Nasdaq: APRE) (“Aprea”, or the “Company”), a clinical-stage precision

Confirmed partial response at 220 mg indicates anti-tumor activity of APR-1051 in biomarker-defined cancers Early clinical data suggest the potential of APR-1051 as a best-in-class WEE1 inhibitor Emerging clinical proof of concept responses without class-limiting toxicity to date support Aprea’s

Early clinical proof-of-concept for WEE1 inhibitor APR-1051 in the ongoing ACESOT-1051 trial with two partial responders at first scan in endometrial cancer patients with PPP2R1A mutation Clinical team strengthened with the appointment of Eugene (Gene) Kennedy, MD, as Chief Medical Advisor to

Tumor Shrinkage of 50% and significant CA-125 biomarker reduction observed at 220 mg dose level Patient experienced only Grade 1 adverse events  Represents second patient with PR to harbor PPP2R1A mutation, supporting mechanistic thesis of targeting WEE1 for this patient population Emerging