Alpha Tau Announces Upcoming Presentation Of An Abstract Entitled "Interim Analysis Of Feasibility, Safety, And Tumor Control In Two First-In-Human Trials Of A Novel Alpha-Emitting Radionuclide For Pancreatic Adenocarcinoma" At 2025 ASCO GI Symposium And At Company R&D Update Day

Alpha Tau Medical Ltd. ("Alpha Tau", or the "Company") (NASDAQ:DRTS, DRTSW))), the developer of the innovative alpha-radiation cancer therapy Alpha DaRT, announced today that an abstract entitled "Interim analysis of feasibility, safety, and tumor control in two first-in-human trials of a novel alpha-emitting radionuclide for pancreatic adenocarcinoma," submitted by principal investigators involved in the Company's Israeli pancreatic cancer trial, has been accepted to the 2025 ASCO Gastrointestinal Cancers Symposium, to be held January 23 – 25, 2025 in San Francisco, CA. The poster will be presented during "Poster Session B: Cancers of the Pancreas, Small Bowel, and Hepatobiliary Tract," on January 24, 2025 at 11:30am – 1:00pm PT.

Alpha Tau will also host an R&D Update Day on Monday, January 27, 2025 at 11am ET, during which the Company will review the new data shared at the symposium and additional data from the Company's Canadian pancreatic cancer trial, including data on feasibility, safety, tumor response, and survival metrics. The Company will also review findings from other clinical trials, including the Company's trial exploring the use of Alpha DaRT in combination with pembrolizumab for the treatment of recurrent unresectable or metastatic squamous cell carcinoma of the head and neck. Clinicians involved in the various studies will participate in the R&D Update Day, and additional details will be shared ahead of the event.