ADTRAN Holdings, Inc. to release first quarter 2026 financial results on May 4, 2026

HUNTSVILLE, Ala.--(BUSINESS WIRE)--ADTRAN Holdings, Inc. (NASDAQ: ADTN and FSE: QH9) (“ADTRAN Holdings” or the “Company”) announced today that the Company will release its financial results for the first quarter 2026 after the market close on Monday, May 4, 2026, at https://investors.adtran.com/. The Company will conduct a conference call on Tuesday, May 5, 2026, to discuss the results for the quarter. What: ADTRAN Holdings, Inc. Earnings Call When: 7:30 a.m. Central Time (2:30 p.m. Central Eur.