On July 21, 2026 Acrivon Therapeutics, Inc. ("Acrivon" or "Acrivon Therapeutics") (Nasdaq: ACRV), a clinical stage biotechnology company discovering and developing precision medicines utilizing its proprietary Generative Phosphoproteomics AP3 (Acrivon Predictive Precision Proteomics) platform deployed for rational drug design and predictive clinical development, reported that the company will deliver an oral presentation and present a poster at the upcoming American Association for Cancer Research (AACR) (Free AACR Whitepaper) Drug Discovery and Development, or AACR (Free AACR Whitepaper) D3, Conference, taking place July 21–24, 2026 in Boston.
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The presentations will highlight the broad and actionable capabilities of the AP3 platform to rapidly identify and advance promising compounds into clinical development, focusing on the discovery of ACR-2316, the company’s novel clinical-stage, selective WEE1/PKMYT1 inhibitor.
Data being presented illustrate how AP3 can uncover drug-induced resistance mechanisms, in this case WEE1 inhibition-induced activation of PKMYT1, resulting in phosphorylation of CDK1 on Thr14, a direct PKMYT1 phosphorylation site. Moreover, AP3 enabled the development of ACR-2316 based on optimal intracellular pathway effects, including sustained activation of CDK1, CDK2, but importantly and also of PLK1, to drive potent pro-apoptotic tumor cell death.
"We are excited to present at AACR (Free AACR Whitepaper) D3 and to highlight the actionable power of our AP3 platform to rapidly translate intracellular pathway biology into differentiated drug candidates," said Kristina Masson, Ph.D., co-founder and EVP at Acrivon, and president and CEO of the company’s research subsidiary, Acrivon AB, in Lund, Sweden. "Our presentations underscore how AP3 moves beyond traditional target-centric drug discovery by directly measuring drug-regulated pathway activity in intact cells, enabling optimal biology-based design of compounds for superior clinical activity and patient benefit. ACR-2316 is a compelling example of this strategy, and we look forward to sharing our findings at the conference."
ACR-2316 is currently in a Phase 1/2 clinical study advancing toward the dose expansion phase. Initial observations have shown tumor shrinkage, including PRs, and durable clinical benefit in subjects with small cell lung cancer (SCLC), squamous non-small cell lung cancer (sqNSCLC), and adenosarcoma NSCLC (adNSCLC), AP3-predicted tumor types not previously shown to be sensitive to other clinical WEE1 or PKMYT1 inhibitors. The compound has also demonstrated a favorable, differentiated tolerability profile observed in studies conducted to date, with adverse events primarily limited to only transient, mechanism-based neutropenia and a notable absence of non-hematological adverse events.
Presentations and Details
Oral Podium Presentation
Title: Acrivon Predictive Precision Proteomics (AP3): Next Generation Precision Medicine for Phosphoproteomics-Guided Drug Discovery
Presenter: Lei Shi, Ph.D., Director and Head, AP3 Pathway Discovery, Acrivon Therapeutics
Session: Biotech Spotlight Session 1: Novel Therapeutics
Date and Time: Thursday, July 23, 2026, 3:50–4:00 p.m. ET
Location: Grand Ballroom
Poster Presentation
Title: AP3-guided biological SAR enables discovery of ACR-2316, a novel clinical-stage WEE1/PKMYT1 inhibitor designed for CDK1/2 and PLK1 pathway activation
Poster Number: A082
Session: Poster Session A
Date and Time: Wednesday, July 22, 2026, 6:15–8:45 p.m. ET
Location: Back Bay Ballroom
(Press release, Acrivon Therapeutics, JUL 21, 2026, View Source [SID1234669359])