ADTRAN Holdings, Inc. reports second quarter 2025 financial results

HUNTSVILLE, Ala.--(BUSINESS WIRE)--ADTRAN Holdings, Inc. (NASDAQ: ADTN and FSE: QH9) (“ADTRAN Holdings” “ADTRAN” or the “Company”) today announced its unaudited financial results for the second quarter ended June 30, 2025. Revenue: $265.1 million, higher by 17% year-over-year. Gross margin: GAAP gross margin: 37.3%; non-GAAP gross margin: 41.4%. Operating margin: GAAP operating margin (5.0)%, non-GAAP operating margin 3.0%. Net cash provided by operating activities of $32.2 million. Cash and ca