ADTRAN

SEC Filings

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Date Filing Type Filing Description Download / View
December 14, 2015
Form 3
Initial Statement of Beneficial Ownership
December 14, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 20, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 18, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
November 16, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
August 17, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
May 26, 2015
Form 4
Statement of Changes in Beneficial Ownership
April 30, 2015
Form DEFR14A
Revised Proxy Soliciting Materials (definitive)
April 29, 2015
Form 4
Statement of Changes in Beneficial Ownership
April 29, 2015
Form 4
Statement of Changes in Beneficial Ownership
April 24, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 23, 2015
Form 4
Statement of Changes in Beneficial Ownership
February 17, 2015
Form 4/A
Amended Statement of Changes in Beneficial Ownership
February 17, 2015
Form 5
Annual Statement of Changes in Beneficial Ownership
February 10, 2015
Form SC 13G/A
Amended Statement of Ownership
January 5, 2015
Form 4
Statement of Changes in Beneficial Ownership
January 5, 2015
Form 4
Statement of Changes in Beneficial Ownership
January 5, 2015
Form 4
Statement of Changes in Beneficial Ownership
January 5, 2015
Form 4
Statement of Changes in Beneficial Ownership
January 5, 2015
Form 4
Statement of Changes in Beneficial Ownership