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Ribbon Communications Inc. — All Filings

693 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 144 3 4 4/A 424B3 8-K 8-K/A 8-K12B ARS CORRESP D DEF 14A DEFA14A DEFM14A EFFECT NT 10-K NT 10-Q PRE 14A PREM14A S-3 S-3/A S-4 S-4/A S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
3 PRIMARY DOCUMENT 0001619835-17-000014 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001720616-17-000002 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001231288-17-000005 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001615890-17-000016 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001405026-17-000003 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001720719-17-000002 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001684548-17-000003 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001720721-17-000002 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001708055-17-000011 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001556832-17-000003 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001193369-17-000005 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001204899-17-000007 Nov 6, 2017 Oct 27, 2017
3 PRIMARY DOCUMENT 0001361379-17-000003 Nov 6, 2017 Oct 27, 2017
8-K 8-K 0001104659-17-064985 Oct 31, 2017
S-8 S-8 0001104659-17-064966 Oct 31, 2017
8-K12B 8-K12B 0001104659-17-064455 Oct 30, 2017 Oct 27, 2017
10-Q 10-Q 0001708055-17-000006 Oct 27, 2017 Sep 30, 2017
EFFECT 9999999995-17-002440 Sep 22, 2017
424B3 424B3 0001047469-17-006034 Sep 22, 2017
CORRESP 0001104659-17-058041 Sep 20, 2017
S-4/A S-4/A 0001047469-17-005980 Sep 20, 2017
S-4/A S-4/A 0001047469-17-005654 Sep 11, 2017
S-4/A S-4/A 0001047469-17-005349 Aug 23, 2017
UPLOAD 0000000000-17-026621 Jul 28, 2017
S-4 S-4 0001047469-17-004272 Jun 28, 2017