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ADTNQT40ADTRAN Holdings Inc.·NASDAQ
6.28-3.83%

Latest SEC Filings

Form category
DescriptionFilingDocument
Nov 02, 20264Statement of changes in beneficial ownership
Nov 02, 20263Initial statement of beneficial ownership
Oct 30, 2026SC 13GBeneficial ownership statement (passive)
Oct 29, 20268-KCurrent report
Aug 10, 20264Statement of changes in beneficial ownership
Aug 10, 20268-KCurrent report
Aug 07, 20264Statement of changes in beneficial ownership
Aug 04, 202610-QQuarterly report
Aug 04, 20268-KCurrent report
Jul 28, 20264Statement of changes in beneficial ownership
Jul 23, 20268-KCurrent report
Jul 22, 20268-KCurrent report
Jul 17, 2026S-3ASRS-3ASR
Jul 06, 20264Statement of changes in beneficial ownership
Jul 01, 20263Initial statement of beneficial ownership
Jun 26, 202611-KAnnual report (employee benefit plans)
Jun 26, 20268-KCurrent report
May 22, 20264Statement of changes in beneficial ownership
May 18, 20268-KCurrent report
May 12, 2026SDSpecialized disclosure report
May 11, 20264Statement of changes in beneficial ownership
May 05, 202610-QQuarterly report
May 05, 20268-KCurrent report
May 01, 2026DEFA14AAdditional proxy soliciting materials
Apr 28, 2026SC 13GBeneficial ownership statement (passive)
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