UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549


FORM 8-K


CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934



Date of Report (Date of earliest event reported):  April 14, 2008



ADTRAN, Inc.
(Exact name of registrant as specified in its charter)

Delaware

0-24612

63-0918200

(State of Incorporation)

(Commission file number)

(I.R.S. Employer

Identification Number)


901 Explorer Boulevard, Huntsville, Alabama 35806-2807
(Address of principal executive offices, including zip code)


(256) 963-8000
(Registrant's telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


Item 2.02     Results of Operations and Financial Condition.

On April 14, 2008, ADTRAN, Inc. announced its financial results for the fiscal quarter ended March 31, 2008 and certain other information.

ADTRAN also announced that its Board of Directors has authorized the repurchase of an additional 5,000,000 shares of the Company’s common stock to commence upon completion of the repurchase plan announced July 16, 2007.

ADTRAN also announced that its Board of Directors declared a quarterly cash dividend. The quarterly cash dividend is $0.09 per common share to be paid to holders of record at the close of business on May 1, 2008. The ex-dividend date is April 29, 2008 and the payment date is May 15, 2008.

A copy of ADTRAN's press release announcing such financial results and other information is attached as Exhibit 99.1 hereto and incorporated by reference herein.

In addition, ADTRAN has posted supplemental information regarding revenues by product category, subcategory and segment for the fiscal quarter ended March 31, 2008 on the Investor Relations page of its website, www.adtran.com. A copy of the supplemental information is attached as Exhibit 99.2 hereto and incorporated by reference herein.

Item 9.01     Financial Statements and Exhibits.

                         (c)  Exhibits.

                         The following exhibits are furnished as part of this Current Report on Form 8-K.

Exhibit Number

Description

99.1

Press Release dated April 14, 2008.

 

99.2

Revenues by product and segment classification


SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized on April 14, 2008.

 

ADTRAN, Inc.

(Registrant)

 

By: /s/ James E. Matthews

James E. Matthews

Senior Vice President – Finance,

Chief Financial Officer, Treasurer,

Secretary and Director


EXHIBIT INDEX

Exhibit Number

Description

99.1

Press Release dated April 14, 2008.

 
99.2

Revenues by product and segment classification