Company news
Adtran Holdings, Inc. (NASDAQ:ADTN) news
Every Adtran Holdings, Inc. press release and news update in one place — announcements, filings coverage, and company updates for investors.
Press releases & updates
Adtran Holdings, Inc.: Christoph Glingener, Acquisition of 27,924 PSUs as part of Equity Incentive Compensation. The PSUs will pay out in...
August 13, 2026
Adtran Holdings, Inc.: Timothy Santo, Acquisition of 6,579 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059)
August 10, 2026
TOHKnet and Adtran conduct Japan’s first 50G PON trial on a live network
August 4, 2026
ADTRAN Holdings, Inc. reports second quarter 2026 financial results
August 3, 2026
ADTRAN Strengthens Capital Structure with New Senior Secured Credit Facility
July 23, 2026
Adtran Holdings, Inc.: Preliminary Revenue and Non-GAAP Operating Margin Below Guidance Range and Preliminary Earnings Per Share Expected...
July 22, 2026
ADTRAN Holdings, Inc. announces certain preliminary second quarter 2026 results
July 22, 2026
Oso Internet Solutions brings fiber broadband to one of the most remote Navajo communities with Adtran
July 14, 2026
Adtran Holdings, Inc.: Anne DelSanto, Acquisition of 4,399 shares of restricted stock as part of Equity Incentive Compensation. The restr...
July 7, 2026
Adtran Holdings, Inc. Appoints Anne DelSanto to Board of Directors
June 25, 2026
Adtran resolves long-running patent litigation, reinforcing commitment to defend innovation
May 29, 2026
Adtran Holdings, Inc.: Christoph Glingener, Acquisition of 1,906 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059) due to the vesting o...
May 29, 2026
euNetworks launches new quantum-safe private connectivity service powered by Adtran’s encrypted optical transport technology
May 27, 2026
Adtran Holdings, Inc.: James Denson Wilson Jr, Transfer of 10,469 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059) as donation.
May 26, 2026
Adtran expands SDG 8700 Series to deliver Wi-Fi 7 at scale
May 13, 2026
ADTRAN Holdings, Inc. reports first quarter 2026 financial results
May 4, 2026
Adtran and GLDS expand partnership to deliver billing-driven, zero-touch automation for subscriber lifecycle management
April 21, 2026
Adtran wins two FTTH Innovation Awards for AI‑driven network operations and home Wi‑Fi
April 17, 2026
ADTRAN Holdings, Inc. to release first quarter 2026 financial results on May 4, 2026
April 16, 2026
ProRail strengthens nationwide rail network with Adtran ALM fiber monitoring solution
April 9, 2026
Adtran launches Ensemble Cloudlet multi‑node to simplify high‑availability edge AI deployments
April 8, 2026
Adtran extends 400G to the edge with new Terabit routing solution
April 2, 2026
Adtran to showcase industry-leading open optical networking for the AI era at OFC 2026
March 12, 2026
Adtran plays key role in OIF’s OFC 2026 interoperability demo with FSP 3000 OLS, ZR+ coherent plugs and domain controller
March 11, 2026
Adtran sets intra-data center benchmark with all-new ultra-low-power LiteWave800™ LPO module
March 10, 2026
Jackson County REMC brings ultra-fast fiber to rural Indiana with Adtran
March 3, 2026
ADTRAN Holdings, Inc. reports fourth quarter and full year 2025 financial results
February 25, 2026
ADTRAN Holdings, Inc. announces certain preliminary fourth quarter and full year 2025 results
January 21, 2026
FiberCop selects Adtran to support high-speed metro transport network across Italy
January 20, 2026
Henderson Municipal Power & Light builds multigigabit FTTH network with Adtran fiber access technology
November 25, 2025
ACE Fiber uses Adtran’s Mosaic One Clarity AI solution for proactive assurance, faster resolution and fewer truck rolls
November 18, 2025
ADTRAN Holdings, Inc. reports third quarter 2025 financial results
November 3, 2025
Adtran launches industry-first Galileo OSNMA authentication for Oscilloquartz timing solutions
October 23, 2025
ADTRAN Holdings, Inc. to release third quarter 2025 financial results on November 3, 2025
October 16, 2025
Adtran launches Mosaic One Clarity to transform network operations with AI-based predictive maintenance and proactive assurance
October 14, 2025
Adtran advances open networking at OIF’s ECOC 2025 demo with FSP 3000 OLS and coherent pluggables
September 25, 2025
ADTRAN Holdings, Inc. Prices Upsized $175.0 Million Convertible Senior Notes Offering
September 17, 2025
ADTRAN Holdings, Inc. Announces Proposed Convertible Senior Notes Offering
September 15, 2025
Adtran launches Oscilloquartz SFP grandmaster clock for precise edge timing in 10G networks
September 9, 2025
Australian Defence Science and Technology Group selects Adtran optical cesium clock for PNT research
August 21, 2025
ADTRAN Holdings, Inc. reports second quarter 2025 financial results
August 4, 2025
ADTRAN Holdings, Inc. announces higher than expected preliminary Q2 2025 revenue
July 16, 2025
ADTRAN Holdings, Inc. announces higher than expected preliminary Q2 2025 revenue
July 16, 2025
Cegeka boosts Belgium’s digital services with Adtran’s open optical transport technology
June 24, 2025
Adtran expands Oscilloquartz atomic clock portfolio with lower-cost optical cesium solutions for wider market adoption
June 2, 2025
Adtran expands Wi-Fi 7 portfolio with SDG 9000 Series for residential, small business and MDU connectivity
May 28, 2025
CORRECTING and REPLACING ADTRAN Holdings, Inc. announces date of 2025 annual meeting of stockholders
May 27, 2025
Adtran launches Ensemble Cloudlet vRouter for rapid delivery of enterprise edge services
May 27, 2025
ADTRAN Holdings, Inc. announces date of 2025 annual meeting of stockholders
May 27, 2025
Netomnia and Adtran deploy UK’s first commercial 50G PON service
May 22, 2025