DRTS

- Podium presentation at the American Head and Neck Society (AHNS) 12th International Conference on Head and Neck Cancer to report results from a study of Alpha DaRT® in combination with pembrolizumab (Keytruda®) in elderly patients with locally advanced or metastatic head and neck squamous cell carcinoma (HNSCC) - - Among all nine evaluable patients, the combination produced a systemic objective response rate (ORR) of 100%, including four complete responses and five partial responses, compared to just 19% ORR from historical benchmarks for pembrolizumab monotherapy in this setting - - Median overall survival of 18.2 months and median progression-free survival of 5.4 months compare favorably with historical benchmarks for pembrolizumab monotherapy in this setting of 12.3 months and 3.2 months, respectively - - No Alpha DaRT-associated serious adverse events were observed; the only two Alpha DaRT-associated adverse events were Grade 1 (mild) - - Results build on foundation of Alpha DaRT monotherapy data in head and neck cancer, and lend support to Alpha Tau's ongoing clinical strategy exploring the combination approach, which the Company continues to discuss with the U.S. FDA - - Trial recruitment is now complete, having met the pre-specified success criterion of its Simon two-stage adaptive design: more than six patients responding to the treatment - JERUSALEM, July 21, 2026 (GLOBE NEWSWIRE) -- Alpha Tau Medical Ltd. (“Alpha Tau” or the “Company”) (Nasdaq: DRTS, DRTSW), the developer of the innovative alpha-radiation cancer therapy Alpha DaRT®, today announced positive results from a clinical study evaluating Alpha DaRT in combination with pembrolizumab (Keytruda®) in elderly patients with locally advanced and metastatic head and neck squamous cell carcinoma (HNSCC), in which the combination produced a 100% objective response rate and a median overall survival of 18.2 months among evaluable patients.

Alpha Tau Successfully Treats First Immunocompromised Patient with Recurrent Cutaneous Squamous Cell Carcinoma in its ADMIRE Study at Banner MD Anderson

AMPX, DRTS and BELFB have been added to the Zacks Rank #5 (Strong Sell) List on July 7, 2026.

DRTS, CANG and LAZ have been added to the Zacks Rank #5 (Strong Sell) List on July 2, 2026.

Alpha Tau Successfully Treats First Recurrent Glioblastoma Patient Outside of the United States with Alpha DaRT® at Hadassah Medical Center in Israel

Alpha Tau Receives FDA Clearance to Complete Enrollment in REGAIN Trial and Add Two U.S. Sites; Early Interim Results Showed 100% Local Disease Control

- Joint partnership leverages Alpha Tau's highly potent, localized alpha-radiation technology and Tolmar's commercial leadership to transform the U.S. uro-oncology landscape  - Collaboration elevates prostate cancer as a core strategic focus, backed by Tolmar's initial $15M manufacturing investment, $20M equity infusion at $11.99 per share (25% premium to 30-day VWAP), and up to $161.5M in clinical, regulatory and commercial milestones for the first indication - Agreement grants Tolmar exclusive U.S. commercialization rights for prostate cancer, with an option to expand into bladder cancer subject to additional payments - Alpha Tau to manufacture Alpha DaRT for Tolmar's commercialization, to be sold to Tolmar at 60% of the onward net sales price, subject to certain adjustments JERUSALEM and DUBLIN, June 03, 2026 (GLOBE NEWSWIRE) -- Alpha Tau Medical Ltd . (Nasdaq: DRTS, DRTSW), developer of the innovative alpha-radiation cancer therapy Alpha DaRT®, and Tolmar International Ltd.

- Results reinforce the potential feasibility and safety of Alpha DaRT as a one-time, minimally invasive intratumoral treatment that fits naturally into the patient journey - - Pooled analysis of three prospective Phase I/II studies in locally advanced or metastatic pancreatic ductal adenocarcinoma (PDAC) demonstrates encouraging median overall survival (mOS) across chemotherapy-naive, second-line, and heavily pretreated patient populations - - Patients treated with Alpha DaRT after 1st line chemotherapy reached median overall survival (mOS) of 11.2 and 11.1 months in metastatic and locally advanced disease, respectively, from the date of trial enrollment, compared to ~4 - 6 months for metastatic patients and ~ 9 months for locally advanced patients with second-line chemotherapy, based on published historical data - - Favorable safety profile observed across the Alpha DaRT trials, with treatment-associated adverse events reported in 36% of subjects and Grade ≥3 events in 9%, with no treatment-related deaths and no chronic toxicity; all Grade ≥3 events resolved - - Following these strong survival data, Company next turns to anticipated completion of recruitment in the multicenter U.S. IMPACT pancreatic cancer trial, which is exploring the ability of Alpha DaRT, in combination with initiation of front-line chemotherapy, to deliver a potent and focused local dose without exacerbating the harsh systemic side effects of standard chemotherapy - JERUSALEM, June 01, 2026 (GLOBE NEWSWIRE) -- Alpha Tau Medical Ltd. (Nasdaq: DRTS, DRTSW) ("Alpha Tau", or the "Company"), the developer of the innovative alpha-radiation cancer therapy Alpha DaRT®, today announced positive overall survival and safety results from a pooled analysis of three prospective Phase I/II clinical studies evaluating endoscopic ultrasound (EUS)-guided intratumoral Alpha DaRT treatment in patients with locally advanced or metastatic pancreatic ductal adenocarcinoma (PDAC).

Alpha Tau Medical NASDAQ: DRTS outlined a series of clinical and regulatory updates during the Lytham Partners Spring 2026 Investor Conference, with Raphi Levy of Alpha Tau telling investors the company's most important trials are “coming to a head” over the coming months.

- Groundbreaking interim results from U.S. REGAIN trial in recurrent glioblastoma demonstrate 100% local disease control, 67% complete response rate, and favorable safety profile - - Completion of patient enrollment in the U.S. pivotal ReSTART trial in recurrent cutaneous squamous cell carcinoma, the Company's first U.S. pivotal study - - Pooled data from two pancreatic cancer trials presented at Digestive Disease Week (DDW) 2026 demonstrated 100% local disease control and favorable safety, the first oral presentation of Alpha DaRT ®  pancreatic data at a premier international gastroenterology conference - - Abstracts accepted for presentation at the 2026 ASCO Annual Meeting and at the AHNS 12th International Conference on Head and Neck Cancer, reflecting growing scientific recognition across multiple solid tumor indications - - FDA approval of an IDE supplement to expand the IMPACT pancreatic cancer trial to patients receiving gemcitabine with Abraxane ®  (nab-paclitaxel) and recruit additional patients - - First patient successfully treated for pancreatic cancer in Europe at CHU Grenoble Alpes under the multicenter ACAPELLA trial in France, and first patient successfully treated in Italy at the University of Verona's Pancreas Institute - - Cash, cash equivalents, short-term deposits and restricted deposits balance of $80.2 million provides runway for continued clinical advancement and commercial preparation - JERUSALEM, May 18, 2026 (GLOBE NEWSWIRE) -- Alpha Tau Medical Ltd. (“Alpha Tau”, or the “Company”) (NASDAQ: DRTS, DRTSW), the developer of the innovative alpha-radiation cancer therapy Alpha DaRT®, reported first quarter 2026 financial results and provided a corporate update.