ADTRAN Holdings, Inc. 10-K, 10-K/A, 10-KT, and 10-KT/A reports

Location
901 Explorer Blvd, Huntsville, AL
Fiscal year end
December 31
Data updated at
11/12/2024, 05:22 PM
Form type Sec Links Description Filing date Reporting date
10-K Report | Data 10-K Mar 15, 2024 Dec 31, 2023
10-K/A Report | Data 10-K/A Aug 14, 2023 Dec 31, 2022
10-K Report | Data 10-K Mar 1, 2023 Dec 31, 2022
10-K Report | Data 10-K Feb 25, 2022 Dec 31, 2021
10-K Report | Data 10-K Feb 26, 2021 Dec 31, 2020
10-K Report | Data 10-K Feb 25, 2020 Dec 31, 2019
10-K/A Report | Data 10-K/A Sep 20, 2019 Dec 31, 2018
10-K Report | Data 10-K Feb 28, 2019 Dec 31, 2018
10-K Report | Data 10-K Feb 23, 2018 Dec 31, 2017
10-K Report | Data 10-K Feb 24, 2017 Dec 31, 2016
10-K Report | Data FORM 10-K Feb 24, 2016 Dec 31, 2015
10-K Report | Data FORM 10-K Feb 24, 2015 Dec 31, 2014
10-K Report | Data 10-K Feb 27, 2014 Dec 31, 2013
10-K Report | Data 10-K Feb 28, 2013 Dec 31, 2012
10-K/A Report FORM 10-K/A Jul 26, 2012 Dec 31, 2011
10-K Report | Data FORM 10-K Feb 29, 2012 Dec 31, 2011
10-K Report | Data FORM 10-K Feb 25, 2011 Dec 31, 2010
10-K Report FORM 10-K Feb 26, 2010 Dec 31, 2009
10-K Report FORM 10-K Feb 27, 2009 Dec 31, 2008
10-K Report FORM 10-K Feb 28, 2008 Dec 31, 2007
10-K Report FORM 10-K Feb 28, 2007 Dec 31, 2006
10-K Report FORM 10-K Mar 6, 2006 Dec 31, 2005
10-K Report FOR THE FISCAL YEAR ENDED DECEMBER 31, 2004 Mar 11, 2005 Dec 31, 2004
10-K Report FOR THE PERIOD ENDED DECEMBER 31, 2003 Mar 12, 2004 Dec 31, 2003
10-K Report FORM 10-K Mar 20, 2003 Dec 31, 2002
10-K Report FORM 10-K Mar 30, 2001 Dec 31, 2000
10-K Report ANNUAL REPORT ON FORM 10-K Mar 31, 1999 Dec 31, 1998
10-K Report FORM 10-K FOR FISCAL YEAR END 12/31/97 Mar 31, 1998 Dec 31, 1997
10-K Report FORM 10-K FOR FISCAL YEAR END 12/31/96 Mar 31, 1997 Dec 31, 1996