On August 20, 2026 BioNTech SE (Nasdaq: BNTX, "BioNTech" or "the Company") reported it will present new clinical data from its diversified development program in lung cancer treatment at the IASLC 2026 World Conference on Lung Cancer ("WCLC") in Seoul, Republic of Korea, from September 12-15, 2026.
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The breadth of data highlights the latest progress across key strategic assets, pumitamig (BNT327/BMS986545) and gotistobart (BNT316/ONC-392), as well as BioNTech’s mRNA-based immunotherapy approaches, highlighting the strength of BioNTech’s lung cancer treatment pipeline. Additionally, a late breaking oral presentation will detail data from the novel-novel combination trial of pumitamig with the investigational B7H3-targeted antibody-drug conjugate ("ADC") elfetabart drozuntecan (elfe-D or BNT324/DB-1311), representing the first combination data for any PD-(L)1xVEGF bispecific immunomodulator and an ADC in lung cancer.
"Progress in lung cancer care means both improving treatment outcomes for patients and, importantly, finding better options for more patients who still do not sufficiently benefit from current standard therapies," said Prof. Özlem Türeci, M.D., Co-Founder and Chief Medical Officer at BioNTech. "The data we are presenting at this year’s WCLC provide further clinical evidence for our late-stage assets, gotistobart and pumitamig, and help to define the role of next-generation immunomodulators in addressing unmet medical needs in lung cancer. We are also presenting the first clinical evidence from a novel-novel treatment combination in lung cancer as part of our evaluation of pumitamig as a potential backbone for combination strategies of complementary mechanisms. Taken together, these data will inform the next steps in our clinical development programs and our broader efforts to expand treatment options for patients."
Highlights from BioNTech’s presentations at WCLC 2026:
Novel-novel combination trial of pumitamig, developed in collaboration with Bristol Myers Squibb Company ("BMS"), and elfetabart drozuntecan, developed in collaboration with Duality Biologics (Suzhou) Co. Ltd. ("DualityBio"):
•Advanced/metastatic SCLC and NSCLC: First data from the global Phase 1/2 trial (NCT06892548) evaluating pumitamig in combination with the B7H3-targeting ADC elfetabart drozuntecan in patients with advanced or metastatic small cell lung cancer ("SCLC") and NSCLC will be presented for this novel-novel treatment combination approach, underlining BioNTech’s leadership in novel-novel combination treatment strategies.
Gotistobart – a tumor microenvironment-selective regulatory T cell depletion candidate targeting CTLA-4, developed in collaboration with OncoC4, Inc. ("OncoC4"):
•2L+ squamous NSCLC: Updated overall survival data from stage 1 of the PRESERVE-003 Phase 3 clinical trial (NCT05671510) of gotistobart in patients with squamous non-small cell lung cancer ("NSCLC") who progressed on prior PD-(L)1 inhibitor treatment will be presented. The results further contribute to the growing body of evidence for this chemotherapy-free treatment approach. The pivotal stage 2 part of the trial is ongoing.
All abstracts are available through the WCLC website. Further information on BioNTech’s lung cancer pipeline can be accessed here.
Full presentation details:
Candidate
Abstract Title
Abstract Number/Presentation Details
Pumitamig + elfetabart drozuntecan
Pumitamig (PD-L1 x VEGF-A bsAb) + Elfetabart Drozuntecan (Elfe-D, B7H3 ADC) in Patients with Advanced/Metastatic Lung Cancer (NSCLC or SCLC)
Abstract # OA14.01
Oral Presentation
The Breakthrough Immunotherapy for Advanced NSCLC
Sep 15, 2026: 12:30 – 01:45pm KST
Pumitamig
First-line Pumitamig (PD-L1 × VEGF-A bsAb) Plus Chemotherapy in Unresectable Malignant Mesothelioma: Long-term PFS and OS
Abstract #MO04.09
Mini Oral
Novel Therapeutics and Molecular Insights in Thymic Malignancies and Pleural Mesothelioma
Sep 13, 2026: 4:45 – 6:00pm KST
ROSETTA Lung‑201: A Phase 3 Trial of Pumitamig Monotherapy vs Durvalumab in Unresectable Stage III NSCLC Post-Chemoradiation
Abstract #P2.330
Poster
Clinical Trials in Progress
Sep 14, 2026: 10:30am – 12:00pm KST
ROSETTA Lung-202: A Phase 3 trial of first-line pumitamig monotherapy vs pembrolizumab in locally advanced/metastatic NSCLC
Abstract #P2.355
Poster
Clinical Trials in Progress
Sep 14, 2026: 10:30am – 12:00pm KST
Gotistobart
Gotistobart vs Docetaxel in Metastatic Squamous NSCLC After PD-(L)1 Progression: Updated Overall Survival of the stage 1 of PRESERVE-003
Abstract #MO07.04
Mini Oral
Novel Immunotherapeutic Strategies in mNSCLC
Sep 14, 2026: 5:00 – 6:15pm KST
BNT116
Neoadjuvant BNT116 + Cemiplimab + Carboplatin + Paclitaxel in Resectable NSCLC: Preliminary Results From a Phase I Trial
Abstract #MO06.03
Mini Oral
Emerging Precision Approaches in Perioperative Therapy for Resectable NSCLC Integrating Targeted Therapy, Immunotherapy, Biomarkers, and Multimodal Strategies
Sep 14, 2026: 3:30 – 4:45pm KST
About BioNTech in Lung Cancer Treatment
Lung cancer is one of BioNTech’s key focus areas. Through a diversified portfolio of investigational next-generation immunomodulators, ADCs and mRNA-based cancer immunotherapies, the Company is pursuing multiple approaches designed to address significant unmet needs for patients across lung cancer subtypes, histologies and treatment settings. BioNTech’s clinical pipeline encompasses both monotherapies and combinations with standard of care treatments, as well as novel-novel combination regimens aimed at delivering differentiated therapeutic profiles for the treatment of patients with lung cancer. With 16 ongoing lung cancer trials, including five pivotal Phase 3 and two novel-novel combination trials, BioNTech is advancing a comprehensive development strategy with the aim of improving outcomes for patients across the continuum of lung cancer.
(Press release, BioNTech, AUG 20, 2026, View Source [SID1234670248])