Company news
ADTRAN Holdings, Inc. news
Latest news releases, newest first. Pick a year for every news release, call and deck from that year.
Deutsche Bahn brings 5G timing to German railways to meet new FRMCS standards with Adtran Oscilloquartz timing solution
October 18, 2023
Kyndryl partners with Adtran to deliver secure, managed multi-cloud services
October 16, 2023
ADTRAN Holdings announces preliminary results for the third quarter of 2023
October 15, 2023
Sertex Broadband Solutions leverages Adtran Mosaic One to bring high-speed fiber connectivity to Block Island
October 10, 2023
CSquared delivers high-speed connectivity to Togo with Adtran open optical solution
October 9, 2023
Adtran and Orange demo 400G transmission of QKD-secured data across 184km end-to-end system
October 2, 2023
Adtran brings advanced integration to OIF 400ZR+ demo at ECOC 2023
October 1, 2023
OCP-TAP approves Adtran’s OSA 5400 TimeCard™ for precise, resilient data center timing
September 27, 2023
Clio Fiber brings high-speed broadband to southern Italy with disaggregated Adtran solution
September 25, 2023
TCT brings full-fiber broadband to rural Wyoming with Adtran Mosaic One
September 18, 2023
Adtran extends SDX family of OLTs to tackle low-density FTTH deployments
September 11, 2023
Adtran’s Oscilloquartz optical cesium clock outperforms in tests at leading European metrology institute
September 4, 2023
ADTRAN Holdings, Inc. to Meet with Investors at the German Fall Conference 2023 – Equity Forum on September 4-5, 2023
August 27, 2023
Adtran expands Mosaic One subscriber solutions with Intellifi® for next-generation in-home Wi-Fi
August 20, 2023
Adtran builds on 30-year legacy of US telecommunications equipment manufacturing through strategic investment to support historic high-speed internet deployment
August 15, 2023
ADTRAN Holdings, Inc. to Meet With Investors at The Jefferies Semiconductor, IT Hardware & Communications Technology Summit on August 30, 2023
August 14, 2023
Adtran expands Mosaic One with Fiber Gaming Network for esports opportunities
August 14, 2023
ADTRAN Holdings, Inc. to Present at the Rosenblatt Virtual Tech Summit August 23, 2023
August 10, 2023
ADTRAN Holdings, Inc. Announces Corrected Ex-Dividend Date for Second Quarter Cash Dividend – Payment Amount, Payable Date and Record Date Unchanged
August 9, 2023
ADTRAN Holdings, Inc. Reports Second Quarter 2023 Results
August 5, 2023
123NET uses Adtran Mosaic software platform to deliver high-speed connectivity to Michigan communities
August 2, 2023
Openreach expands Optical Spectrum Access solution with 100G service powered by Adtran
August 1, 2023
Strada Communications harnesses Adtran’s Mosaic One to extend full-fiber services across Western Illinois
July 31, 2023
Interphone brings multigigabit broadband to Australian residential market with Adtran Mosaic platform
July 26, 2023
MTC Technologies harnesses Adtran’s broadband platform to expand Gigabit FTTH services
July 24, 2023
ADTRAN Holdings, Inc. to Release Second Quarter 2023 Earnings on August 7, 2023
July 23, 2023
Adtran expands ALM with deep PON assurance for FTTX network monitoring
July 11, 2023
Titan Telecoms rapidly expands network across Australia with Adtran
July 5, 2023
Adtran unveils industry’s first 64G Fibre Channel solution for quantum-safe DCI networking
June 28, 2023
Talkie Communications closes connectivity gap in Maryland with Adtran broadband platform
June 14, 2023
CSquared brings high-speed connectivity to West Africa with Adtran open optical solution
May 31, 2023
ADTRAN Holdings, Inc. to Present at the Rosenblatt 3rd Annual Technology Summit June 7, 2023
May 29, 2023
Adtran launches new FSP 3000 OLS to unlock the coherent optical edge
May 24, 2023
ADTRAN Holdings, Inc. to Meet with Investors at the Cowen 51st Annual Technology, Media & Telecom Conference on May 31, 2023
May 23, 2023
Wireless Nation uses Adtran for rapid delivery of high-speed Wi-Fi services in New Zealand
May 22, 2023
ADTRAN Holdings, Inc. to Meet with Investors at the Rosenblatt Securities Virtual Roadshow on May 25, 2023
May 18, 2023
ADTRAN Holdings, Inc. to Present at the Cowen 51st Annual Technology, Media & Telecom Conference on May 31, 2023
May 17, 2023
Adtran expands Oscilloquartz PNT platform for enhanced protection of critical timing networks
May 15, 2023
USA Communications deploys Adtran to provide ultra-fast broadband to East Iowa
May 10, 2023
ADTRAN Holdings, Inc. to Present at the 18th Annual Needham Technology & Media Conference May 18, 2023
May 8, 2023
ADTRAN Holdings, Inc. Reports Earnings for the First Quarter of 2023 and Declares Quarterly Cash Dividend
May 7, 2023
ADTRAN Holdings, Inc. to Meet with Investors at the German Spring Conference 2023 – Equity Forum on May 16-17, 2023
May 3, 2023
Adtran brings energy-efficient multigigabit broadband to homes and businesses with next-gen ONTs
May 3, 2023
ADTRAN Holdings, Inc. to Release First Quarter 2023 Earnings on May 8, 2023
April 18, 2023
ADTRAN Holdings Announces Preliminary Results for the First Quarter of 2023
April 9, 2023
Adtran joins SoFiN project to drive flexible, low-cost multi-sensing for critical industries
April 3, 2023
Partner Communications picks Adtran to quickly launch multigigabit fiber broadband services in Israel
March 29, 2023
ADTRAN Holdings Announces Retirement of CFO and Appointment of New CFO
March 28, 2023
Truespeed accelerates fiber network expansion with Adtran
March 22, 2023
Adtran and Satelles partner to deliver Satellite Time and Location as secure and reliable alternative to GNSS timing
March 12, 2023
Calls
The 5 newest of 24 calls. Every call is listed under its year.
- ADTRAN Holdings (NASDAQ:ADTN) Q3 2026 Earnings Call
Nov 3, 2026
Transcript - ADTRAN Holdings (NASDAQ:ADTN) Q2 2026 Earnings Call
Aug 4, 2026
Transcript - ADTRAN Holdings (NASDAQ:ADTN) Q1 2026 Earnings Call
May 5, 2026
Transcript - ADTRAN Holdings (NASDAQ:ADTN) Q4 2025 Earnings Call
Feb 26, 2026
Transcript - ADTRAN Holdings (NASDAQ:ADTN) Q3 2025 Earnings Call
Nov 4, 2025
Transcript
Decks
The 5 newest of 25 decks. Every deck is listed under its year.
- Q3 2026 Earnings Presentation
Earnings · 32 slides · Nov 3, 2026
- Q2 2026 Earnings Presentation
Earnings · 30 slides · Aug 4, 2026
- Q1 2026 Earnings Presentation
Earnings · 36 slides · May 5, 2026
- Q4 2025 Earnings Presentation
Earnings · 33 slides · Feb 26, 2026
- Q3 2025 Earnings Presentation
Earnings · 35 slides · Nov 4, 2025