ADTRAN Holdings, Inc.

ADTRAN Holdings, Inc. is a global provider of networking and communications platforms, software, and services focused on the broadband access and optical networking markets. Headquartered in Huntsville, Alabama, the company operates primarily in the United States, Germany, and the United Kingdom. It is distinctive for its end-to-end fiber portfolio and open, disaggregated networking solutions that serve telecommunications service providers, enterprises, and government agencies.

Financials

Earnings Transcripts

Leadership & board

Acquisitions

During the year ended December 31, 2025, the Company did not repurchase any shares of common stock as part of a publicly announced plan or program, and there is no current authorization to repurchase Company common stock.

During 2025, one customer, an international Service Provider, comprised greater than 10.0% of revenue, and the next five largest customers comprised 20.4% of revenue. Revenue in the U.S., U.K. and Germany each comprised more than 10% of 2025 revenue.

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