ADTRAN Holdings, Inc.

For the period ended Mar 27, 2026. Filed Mar 27, 2026.

About this filing

What shareholders are asked to vote on at a company's meeting. It is where to find what directors and top executives are paid, and who owns the most shares.

Mar 27, 2026 · Filed Mar 27, 2026

Use the contents to explore the available documents and sections.

ADTN$4.04-2.2%Stored close · as of Nov 6, 2026

Opening this filing…