2023 Q1 Ribbon Communications First Quarter 2023 Financial Results Conference Call Q1 2023 Press Release 345.9 KB Q1 2023 Earnings Presentation 1.6 MB Annual Reports Document 2021 Annual Report View Document 2020 Annual Report View Document 2019 Annual Report View Proxy Statements Filing date View Apr 08, 2022 View HTML 0001104659-22-044207.pdf 0001104659-22-044207.rtf Apr 08, 2022 View HTML 0001104659-22-044198.pdf 0001104659-22-044198.rtf 0001104659-22-044198.xls Form 10-Q/K Filing date View Apr 28, 2023 View HTML 0001708055-23-000007.pdf 0001708055-23-000007.rtf 0001708055-23-000007.xls Apr 28, 2023 View HTML 0001104659-23-052342.pdf 0001104659-23-052342.rtf 0001104659-23-052342.xls