Ribbon Communications Inc. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Plano, TX
SEC filing record 1 source field available
Fiscal year end
31 December
Ribbon Communications Inc. has filed 721 SEC EDGAR filings since 28 Jun 2017

SEC filing history

Showing 401-425 of 721 matching filings.

Per page
25
Current page
17
4

PRIMARY DOCUMENT

Filing date
21 Dec 2020
Reporting date
17 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
21 Dec 2020
Reporting date
17 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
17 Dec 2020
Reporting date
15 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
17 Dec 2020
Reporting date
15 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
3 File 001-38167

OWNERSHIP DOCUMENT

Filing date
11 Dec 2020
Reporting date
01 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13D

SCHEDULE 13D

Filing date
11 Dec 2020
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
10 Dec 2020
Reporting date
08 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
17 Nov 2020
Reporting date
16 Nov 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
17 Nov 2020
Reporting date
16 Nov 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
06 Nov 2020
Reporting date
04 Nov 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K/A File 001-38267

FORM 8K/A

Filing date
30 Oct 2020
Reporting date
26 Oct 2020
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
16 Oct 2020
Reporting date
15 Oct 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
3

PRIMARY DOCUMENT

Filing date
16 Sep 2020
Reporting date
16 Sep 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
09 Sep 2020
Reporting date
04 Sep 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4

Filing date
31 Aug 2020
Reporting date
27 Aug 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
27 Aug 2020
Reporting date
25 Aug 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
24 Aug 2020
Reporting date
21 Aug 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
19 Aug 2020
Reporting date
18 Aug 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
19 Aug 2020
Reporting date
17 Aug 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
12 Aug 2020
Reporting date
10 Aug 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .