Company facts
- Headquarters
- Plano, Texas
- Most recent report
- 10-Q, filed Jul 31, 2026
- Incorporated
- Delaware
- Filings on record
- 725 filings
- On EDGAR
- CIK 1708055
- Fiscal year ends
- December
- Filer status
- Accelerated filer
Financials 8 of 38
News 8 of 97
Prospectuses and Registrations 8 of 17
- S-8 Registration statement for an employee plan Dec 10, 2025
- S-8 Registration statement for an employee plan Jul 2, 2025
- S-8 Registration statement for an employee plan Oct 28, 2024
- S-3/A Shelf registration statement, amended May 17, 2023
- S-3 Shelf registration statement Apr 4, 2023
- S-3 Shelf registration statement Sep 14, 2022
- S-8 Registration statement for an employee plan Jul 29, 2022
- S-8 Registration statement for an employee plan Jun 2, 2020
Proxies 8 of 17
- DEF 14A Proxy statement for a shareholder vote Apr 17, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 14, 2025
- PRE 14A Preliminary proxy statement Apr 2, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 12, 2024
- DEF 14A Proxy statement for a shareholder vote Jun 20, 2023
- PRE 14A Preliminary proxy statement Jun 6, 2023
- DEFA14A Extra proxy material Apr 8, 2022
- DEF 14A Proxy statement for a shareholder vote Apr 8, 2022
Ownership 8 of 518
- 4 Insider reported a trade Jul 15, 2026
- 4 Insider reported a trade Jul 15, 2026
- 4 Insider reported a trade Jun 17, 2026
- 4 Insider reported a trade Jun 17, 2026
- 4 Insider reported a trade Jun 17, 2026
- 4 Insider reported a trade Jun 17, 2026
- 4 Insider reported a trade Jun 17, 2026
- 4 Insider reported a trade Jun 17, 2026
Other 8 of 38
- SD Conflict minerals disclosure May 29, 2026
- ARS Annual report sent to shareholders Apr 17, 2026
- SD Conflict minerals disclosure May 30, 2025
- ARS Annual report sent to shareholders Apr 14, 2025
- SD Conflict minerals disclosure May 31, 2024
- NT 10-Q Notice that a quarterly report will be late May 13, 2024
- SD Conflict minerals disclosure May 31, 2023
- EFFECT Notice that a registration became effective May 19, 2023
Everything here comes from Ribbon Communications Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.