Westport's Statement on Cybersecurity Incident

Core Viewpoint - Westport Fuel Systems Inc. experienced unauthorized access to its network, affecting internal IT applications and employee information, but the incident has not disrupted manufacturing operations or customer order fulfillment [1][3]. Group 1: Incident Response - Upon discovering the unauthorized access, the company engaged experts and activated its incident response protocol to contain the situation [2]. - The investigation into the incident is ongoing, and the company is identifying additional security protocols to enhance cybersecurity measures [2]. Group 2: Impact on Operations - The manufacturing operations are managed on separate dedicated servers, ensuring that the incident did not affect manufacturing continuity [3]. - The company anticipates no disruptions in fulfilling customer orders and maintaining operational delivery [3]. Group 3: Financial Reporting - Due to the timing of the incident within the year-end financial reporting cycle, the company is conducting an internal assessment of the integrity and accuracy of its financial results [4]. - The annual financial results are expected to be filed after the March 31, 2026, continuous disclosure deadline [4]. Group 4: Company Overview - Westport Fuel Systems is a technology and innovation company focused on providing alternative fuel and low-emissions transportation technologies [5]. - The company supports a variety of clean fuels, including natural gas, renewable natural gas, and hydrogen, to help partners meet sustainability goals [6].