ADTRAN Holdings, Inc. announces certain preliminary fourth quarter and full year 2025 results [Yahoo! Finance]
ADTRAN Holdings, Inc. announces certain preliminary fourth quarter and full year 2025 results
FiberCop selects Adtran to support high-speed metro transport network across Italy
ADTRAN Eyes 2026 Momentum at Needham Conference as Optical Demand, Europe Huawei Swap Accelerate [Yahoo! Finance]
Adtran: High Debt And Growing Receivables Continuing To Weigh On Stock (Technical Analysis) [Seeking Alpha]