On November 3, 2026, Amdocs reported fourth quarter and full-year 2026 results, revealing the Company now forecasts a 7%-11% pro forma constant-currency revenue decline in fiscal 2027 amid a T-Mobile dispute. Management disclosed the “we are facing major headwinds due to the situation we have with T-Mobile […] resulting in a significant decline in our revenue and profitability outlook for next year.” Management further disclosed it is “also facing a dispute concerning the recently signed agreement with T-Mobile, which escalated into a legal dispute during the last quarter.”

On this news, Amdocs stock fell as much as $16.75 or 26.83%, during intraday trading on November 4, 2026.