Company Description
ADTRAN Holdings, Inc. provides networking and communications platforms, software, systems, and services in the United States, Germany, the United Kingdom, and internationally.
It operates through two segments, Network Solutions, and Services & Support. It offers residential gateways; ethernet passive optical network ONUs; gigabit passive optical network/XGS-PON ONTs; traditional SSE, routers, and switches; edge cloud; carrier ethernet network interface devices; Optical Line Terminals; Packet Aggregation, Copper Access, and Oscilloquartz; optical transport and engine solutions; infrastructure monitoring solution; and training, professional, software, and managed services.
The company provides various software, such as Mosaic One SaaS, n-Command, Procloud, MCP, AOE, and ACI-E.
It serves large, medium, and small service providers; alternative service providers, such as utilities, municipalities and fiber overbuilders; cable/MSOs; and SMBs and distributed enterprises.
The company was incorporated in 1985 and is headquartered in Huntsville, Alabama.
| Country | United States |
| Founded | 1985 |
| IPO Date | Aug 9, 1994 |
| Industry | Communication Equipment |
| Sector | Technology |
| Employees | 3,234 |
| CEO | Thomas Stanton |
Contact Details
Address: 901 Explorer Boulevard Huntsville, Alabama 35806-2807 United States | |
| Phone | 256 963 8000 |
| Website | adtran.com |
Stock Details
| Ticker Symbol | ADTN |
| Exchange | NASDAQ |
| Stock Type | Common Stock |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0000926282 |
| CUSIP Number | 00738A106 |
| ISIN Number | US00486H1059 |
| Employer ID | 87-2164282 |
| SIC Code | 3661 |
Key Executives
| Name | Position |
|---|---|
| Thomas R. Stanton | President, Chief Executive Officer and Chairman |
| Dr. Christoph Glingener | Chief Technology Officer |
| Ulrich Dopfer | Vice President of Finance and Administration Planning |
| James D. Wilson Jr. | Chief Revenue Officer |
| Joia Thompson | Vice President of Human Resources |
| Ronan Kelly | Chief Technology Officer of The EMEA and APAC Regions |
| TJ Rancour | President at CalChip Connect |
| Keith Atwell | Head of Global Business Development |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Jul 30, 2025 | 8-K | Current Report |
| Jul 17, 2025 | 8-K/A | [Amend] Current report |
| Jul 16, 2025 | 8-K | Current Report |
| Jul 7, 2025 | SCHEDULE 13G/A | Filing |
| Jun 30, 2025 | 11-K | Annual report of employee stock purchase, savings and similar plans |
| Jun 6, 2025 | ARS/A | Filing |
| Jun 6, 2025 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
| Jun 6, 2025 | DEFR14A | Filing |
| May 29, 2025 | SD | Form - SD |
| May 28, 2025 | 8-K | Current Report |