Q1: 2026-05-05 Earnings Summary EPS of $0.14 beats by $0.05  |  Revenue of $286.09M (15.48% Y/Y) beats by $543.29K ADTRAN Holdings, Inc. ( ADTN ) Q1 2026 Earnings Call May 5, 2026 8:30 AM EDT Company Participants Thomas Stanton - President, CEO & Chairman Timothy Santo - Senior VP of Finance, Principal Accounting Officer, Treasurer & CFO Conference Call Participants Michael Genovese - Rosenblatt Securities Inc., Research Division Jyhhaw Liu - Evercore ISI Institutional Equities, Research Division George Notter - Wolfe Research, LLC Ryan Koontz - Needham & Company, LLC, Research Division Christian Schwab - Craig-Hallum Capital Group LLC, Research Division Dave Kang - B. Riley Securities, Inc., Research Division Timothy Savageaux - Northland Capital Markets, Research Division William Dezellem - Tieton Capital Management, LLC Presentation Operator Ladies and gentlemen, thank you for standing by, and welcome to the ADTRAN Holdings, Inc. First Quarter 2026 Earnings Release Conference Call.…