ADC Therapeutics First Quarter Financial Results and Business Updates ADC Therapeutics SA (ADCT) is a commercial-stage biotechnology company that creates novel antibody-drug conjugates (ADCs) for the treatment of hematological malignancies and solid tumors.   Today, ADC Therapeutics reported its first-quarter financial results and offered its business updates. It began with Chris Martin, Chief Executive Officer, stating, “We are off to an exciting start to the year …