ADTRAN HOLDINGS INC (ADTN) Institutional Ownership and Insiders Activity

ADTRAN HOLDINGS INC (ADTN) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $20.72M based on SEC Form 13F filings for the quarter ended March 31, 2026.

First Eagle U.S. Value is the largest disclosed holder, reporting approximately $17.22M in ADTN holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with First Eagle U.S. Value representing the majority of disclosed value.