Core Insights - ADC Therapeutics announced promising results from the LOTIS-7 Phase 1b clinical trial, showing an overall response rate (ORR) of 95.5% and a complete response (CR) rate of 90.9% among 22 evaluable patients with relapsed/refractory diffuse large B-cell lymphoma (DLBCL) [1][4] - The combination of ZYNLONTA and glofitamab demonstrated a manageable safety profile, with adverse events consistent with known profiles of the individual agents [2][4] - Updated data will be presented at the European Hematology Association 2025 Congress (EHA2025) and the International Conference on Malignant Lymphoma (ICML) [1][5] Efficacy and Safety Data - In the efficacy evaluable population, the ORR was 95.5% (21 out of 22 patients), and the CR rate was 90.9% (20 out of 22 patients) [4] - Among 31 patients treated, the most common Grade ≥3 treatment-emergent adverse event (TEAE) was neutropenia at 32.3% [4] - Other notable Grade 3/4 TEAEs included generalized edema, pericardial effusion, photosensitivity reaction, rash, sepsis, and pneumonia, each at 3.2% [4] Presentation Details - The LOTIS-7 data will be presented in a poster session at EHA2025 on June 14, 2025, with the presenting author being Juan Pablo Alderuccio, MD [3][5] - An oral encore presentation will take place at ICML on June 20, 2025, also featuring Juan Pablo Alderuccio as the presenting author [5] Study Overview - LOTIS-7 is a Phase 1b global multicenter study evaluating ZYNLONTA in combination with various agents, including glofitamab, in patients with relapsed or refractory B-cell non-Hodgkin lymphoma [6] - The study includes a dose escalation phase and a dose expansion phase, with primary endpoints focusing on safety and tolerability [6] About ZYNLONTA - ZYNLONTA is a CD19-directed antibody drug conjugate (ADC) approved for treating adult patients with relapsed or refractory large B-cell lymphoma after two or more lines of systemic therapy [9][12] - The drug works by binding to CD19-expressing cells and delivering a potent payload that leads to tumor cell death [8]

Company Overview - ADC Therapeutics SA is a commercial-stage global leader in the field of antibody drug conjugates (ADCs) [3] - The company is focused on transforming treatment paradigms for patients with hematologic malignancies and solid tumors [3] Recent Developments - CEO Ameet Mallik will present a company overview at the 24th Annual Needham Virtual Healthcare Conference on April 8, 2025, at 8:00 a.m. ET [1] - A live webcast of the presentation will be available on the company's website, with a replay accessible for approximately 30 days [2] Product Pipeline - ADC Therapeutics' CD19-directed ADC ZYNLONTA (loncastuximab tesirine-lpyl) has received accelerated approval from the FDA and conditional approval from the European Commission for treating relapsed or refractory diffuse large B-cell lymphoma after two or more lines of systemic therapy [4] - ZYNLONTA is also being developed in combination with other agents and in earlier lines of therapy [4] - The company has multiple ADCs in ongoing clinical and preclinical development [4] Company Operations - ADC Therapeutics is headquartered in Lausanne, Switzerland, with operations in London, the San Francisco Bay Area, and New Jersey [5]

Core Insights - ADC Therapeutics SA is a global leader in antibody drug conjugates (ADCs) and will host a conference call on March 27, 2025, to report financial results for Q4 and the year ended December 31, 2024 [1][2] - The company is advancing its proprietary ADC technology to improve treatment for patients with hematologic malignancies and solid tumors [3] - ADC Therapeutics' ZYNLONTA (loncastuximab tesirine-lpyl) has received accelerated approval from the FDA and conditional approval from the European Commission for treating relapsed or refractory diffuse large B-cell lymphoma [4] Company Overview - ADC Therapeutics is based in Lausanne, Switzerland, with operations in London and New Jersey [5] - The company is focused on developing multiple ADCs that are currently in clinical and preclinical stages [4] Upcoming Events - The conference call will provide operational updates and is accessible via a live webcast on the company's investor relations website [2]