ADTRAN Holdings, Inc. INVESTOR ALERT: Kirby McInerney LLP Announces Investigation Into Potential Securities Fraud

Source Summary

NEW YORK, July 27, 2026 (GLOBE NEWSWIRE) -- The law firm of Kirby McInerney LLP is investigating potential claims against ADTRAN Holdings, Inc. (“ADTRAN” or the “Company”) (NASDAQ: ADTN). The investigation concerns whether the Company and/or members of its senior management may have violated federal securities laws or engaged in other unlawful business practices.