Investor Resources


How long has ADTRAN been in business?

ADTRAN was incorporated under the laws of Delaware in November 1985, and commenced operations in January 1986.

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What is ADTRAN’s fiscal year-end?

ADTRAN’s fiscal year-end is December 31. Reporting quarters correspond with calendar quarters.

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When is the annual shareholders meeting?

The annual shareholders meeting is usually held in May of each year.

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Who are ADTRAN’s independent auditors?

ADTRAN’s auditors are PricewaterhouseCoopers (Birmingham, AL).

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How many employees does ADTRAN have?

As of December 31, 2017, ADTRAN had 2,060 full-time employees in the U.S. and in its international subsidiaries located in North America, Latin America, EMEA and the Asia-Pacific region.

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Who is ADTRAN’s management team?

Please see our Management Team page for details.

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Who sits on ADTRAN’s Board of Directors?

View the ADTRAN Board of Directors page.

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Where does ADTRAN have locations?

ADTRAN's corporate headquarters is located in Huntsville, Alabama, in the second largest research park in the United States. We have engineering research and development centers in Huntsville, AL; Hyderabad, India; Greifswald, Berlin, and Munich, Germany. Sales and support offices are located throughout the U.S. and around the world.

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Who are ADTRAN’s top competitors?

Competitors of our Carrier Networks Division include large, established firms such as Alcatel-Lucent, Cisco Systems, Fujitsu Limited, Huawei, ZTE, Ericsson, Tellabs, and Nokia-Siemens. There are also a number of smaller, specialized firms with which we compete, such as Actelis, Hatteras, Zhone Technologies, Occam Networks, Calix Networks, and other privately held firms. Competitors of our Enterprise Networks Division include Cisco Systems, Juniper Networks, Avaya, Hewlett Packard, Enterasys Networks, Extreme Networks, Allied Telesyn, and other smaller companies. Some of these companies compete in a single product segment, while others compete across multiple product lines.

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When did ADTRAN go public and at what price?

ADTRAN went public on August 9, 1994 at $18.00 ($4.50 on a split adjusted basis).

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Investor Contact

Cathy Hoffman-Young - Corporate Services Administrator