| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| 8-K | Report | Data | FORM 8-K | Jun 24, 2024 | Jun 21, 2024 |
| 8-K | Report | Data | FORM 8-K | Jun 6, 2024 | Jun 4, 2024 |
| 10-Q | Report | Data | 10-Q | May 15, 2024 | Mar 31, 2024 |
| 8-K | Report | Data | FORM 8-K | Apr 24, 2024 | Apr 24, 2024 |
| 8-K | Report | Data | FORM 8-K | Mar 13, 2024 | Mar 13, 2024 |
| 10-K | Report | Data | 10-K | Feb 28, 2024 | Dec 31, 2023 |
| 8-K | Report | Data | FORM 8-K | Feb 14, 2024 | Feb 14, 2024 |
| SC 13G/A | Report | Feb 12, 2024 | ||
| SC 13G/A | Report | Feb 12, 2024 | ||
| SC 13G | Report | Feb 9, 2024 | ||
| 10-Q | Report | Data | 10-Q | Oct 26, 2023 | Sep 30, 2023 |
| 8-K | Report | Data | FORM 8-K | Oct 25, 2023 | Oct 25, 2023 |
| 8-K | Report | Data | FORM 8-K | Aug 4, 2023 | Aug 3, 2023 |
| 10-Q | Report | Data | 10-Q | Jul 27, 2023 | Jun 30, 2023 |
| 8-K | Report | Data | FORM 8-K | Jul 26, 2023 | Jul 26, 2023 |
| 8-K | Report | Data | FORM 8-K | May 26, 2023 | May 23, 2023 |
| 10-Q | Report | Data | 10-Q | Apr 28, 2023 | Mar 31, 2023 |
| 10-K/A | Report | Data | FORM 10-K/A | Apr 28, 2023 | Dec 31, 2022 |
| 8-K | Report | Data | FORM 8-K | Apr 26, 2023 | Apr 26, 2023 |
| 10-K | Report | Data | 10-K | Mar 31, 2023 | Dec 31, 2022 |
| 8-K | Report | Data | FORM 8-K | Mar 30, 2023 | Mar 24, 2023 |
| 8-K | Report | Data | FORM 8-K | Mar 27, 2023 | Mar 24, 2023 |
| 8-K | Report | Data | FORM 8-K | Mar 13, 2023 | Mar 13, 2023 |
| 8-K | Report | Data | FORM 8-K | Feb 15, 2023 | Feb 15, 2023 |
| SC 13G/A | Report | Feb 13, 2023 | ||
| SC 13G | Report | NONE | Feb 10, 2023 | |
| 8-K | Report | Data | FORM 8-K | Jan 13, 2023 | Jan 9, 2023 |
| 10-Q | Report | Data | 10-Q | Oct 28, 2022 | Sep 30, 2022 |
| 8-K | Report | Data | FORM 8-K | Oct 26, 2022 | Oct 26, 2022 |
| SC 13D/A | Report | SC 13D/A | Sep 21, 2022 | |
| 8-K | Report | Data | FORM 8-K | Sep 8, 2022 | Sep 7, 2022 |
| SC 13D/A | Report | FORM SC 13D/A | Aug 18, 2022 | |
| SC 13D/A | Report | SC 13D/A | Aug 16, 2022 | |
| 8-K | Report | Data | FORM 8-K | Aug 16, 2022 | Aug 12, 2022 |
| 10-Q | Report | Data | 10-Q | Jul 28, 2022 | Jun 30, 2022 |
| 8-K | Report | Data | FORM 8-K | Jul 27, 2022 | Jul 27, 2022 |
| 8-K | Report | Data | FORM 8-K | Jul 5, 2022 | Jun 30, 2022 |
| 8-K | Report | Data | FORM 8-K | May 27, 2022 | May 25, 2022 |
| 10-Q | Report | Data | 10-Q | May 10, 2022 | Mar 31, 2022 |
| 8-K | Report | Data | FORM 8-K | Apr 27, 2022 | Apr 27, 2022 |
| 8-K | Report | Data | FORM 8-K | Apr 1, 2022 | Mar 30, 2022 |
| 10-K | Report | Data | 10-K | Mar 11, 2022 | Dec 31, 2021 |
| 8-K | Report | Data | FORM 8-K | Feb 16, 2022 | Feb 14, 2022 |
| SC 13G/A | Report | RIBBON COMMUNICATIONS, INC. | Feb 7, 2022 | |
| 8-K | Report | Data | FORM 8-K | Jan 20, 2022 | Jan 20, 2022 |
| 10-Q | Report | Data | 10-Q | Oct 28, 2021 | Sep 30, 2021 |
| 8-K | Report | Data | FORM 8-K | Oct 27, 2021 | Oct 27, 2021 |
| SC 13D/A | Report | SC 13D/A | Sep 14, 2021 | |
| 10-Q | Report | Data | 10-Q | Jul 29, 2021 | Jun 30, 2021 |
| 8-K | Report | Data | FORM 8-K | Jul 28, 2021 | Jul 28, 2021 |
| 8-K | Report | Data | FORM 8-K | Jun 1, 2021 | May 27, 2021 |
| 10-Q | Report | Data | 10-Q | Apr 30, 2021 | Mar 31, 2021 |
| 8-K | Report | Data | FORM 8-K | Apr 28, 2021 | Apr 28, 2021 |
| 8-K | Report | Data | FORM 8-K | Apr 2, 2021 | Mar 31, 2021 |
| 8-K | Report | Data | FORM 8-K | Mar 4, 2021 | Mar 3, 2021 |
| 10-K | Report | Data | 10-K | Feb 26, 2021 | Dec 31, 2020 |
| 8-K | Report | Data | FORM 8-K | Feb 17, 2021 | Feb 17, 2021 |
| SC 13G/A | Report | Feb 10, 2021 | ||
| 8-K | Report | Data | FORM 8-K | Jan 25, 2021 | Jan 25, 2021 |
| SC 13D | Report | SCHEDULE 13D | Dec 11, 2020 | |
| 8-K | Report | Data | FORM 8-K | Dec 7, 2020 | Dec 1, 2020 |
| 8-K/A | Report | Data | FORM 8K/A | Oct 30, 2020 | Oct 26, 2020 |
| 10-Q | Report | Data | 10-Q | Oct 30, 2020 | Sep 30, 2020 |
| 8-K | Report | Data | FORM 8-K | Oct 30, 2020 | Oct 27, 2020 |
| 8-K | Report | Data | FORM 8-K | Oct 29, 2020 | Oct 29, 2020 |
| 8-K | Report | Data | FORM 8-K | Aug 24, 2020 | Aug 18, 2020 |
| 8-K | Report | Data | FORM 8-K | Aug 7, 2020 | Aug 5, 2020 |
| 10-Q | Report | Data | 10-Q | Aug 6, 2020 | Jun 30, 2020 |
| 8-K | Report | FORM 8-K | Aug 5, 2020 | Aug 5, 2020 |
| 8-K | Report | FORM 8-K | Jun 23, 2020 | Jun 18, 2020 |
| 8-K | Report | FORM 8-K | Jun 3, 2020 | Jun 2, 2020 |
| 8-K | Report | FORM 8-K | May 11, 2020 | May 6, 2020 |
| 10-Q | Report | Data | 10-Q | May 8, 2020 | Mar 31, 2020 |
| 8-K | Report | FORM 8-K | May 6, 2020 | May 6, 2020 |
| SC 13D/A | Report | AMENDMENT NO. 4 TO SC 13D | May 5, 2020 | |
| 8-K/A | Report | FORM 8-K/A | Apr 13, 2020 | Mar 3, 2020 |
| SC 13D | Report | FORM SC 13D | Mar 13, 2020 | |
| SC 13D/A | Report | SC 13D/A | Mar 5, 2020 | |
| 8-K | Report | FORM 8-K | Mar 4, 2020 | Mar 3, 2020 |
| 8-K | Report | FORM 8-K | Mar 3, 2020 | Mar 3, 2020 |
| 10-K | Report | Data | 10-K | Feb 28, 2020 | Dec 31, 2019 |
| 8-K | Report | FORM 8-K | Feb 19, 2020 | Feb 17, 2020 |
| 8-K | Report | FORM 8-K | Feb 19, 2020 | Feb 19, 2020 |
| SC 13G | Report | Feb 3, 2020 | ||
| 8-K | Report | FORM 8-K | Jan 30, 2020 | Jan 29, 2020 |
| 8-K | Report | FORM 8-K | Jan 28, 2020 | Jan 27, 2019 |
| 8-K | Report | FORM 8-K | Jan 2, 2020 | Dec 27, 2019 |
| 8-K | Report | FORM 8-K | Nov 20, 2019 | Nov 20, 2019 |
| SC 13D/A | Report | SC 13D/A | Nov 18, 2019 | |
| 8-K | Report | 8-K | Nov 14, 2019 | Nov 14, 2019 |
| 8-K | Report | 8-K | Nov 14, 2019 | Nov 13, 2019 |
| 10-Q | Report | Data | 10-Q | Oct 31, 2019 | Sep 30, 2019 |
| 8-K | Report | 8-K | Oct 30, 2019 | Oct 30, 2019 |
| 10-Q | Report | Data | 10-Q | Aug 1, 2019 | Jun 30, 2019 |
| 8-K | Report | 8-K | Jul 31, 2019 | Jul 31, 2019 |
| 8-K | Report | 8-K | Jun 11, 2019 | Jun 5, 2019 |
| 8-K | Report | 8-K | May 6, 2019 | May 2, 2019 |
| 10-Q | Report | Data | 10-Q | May 2, 2019 | Mar 31, 2019 |
| 8-K | Report | 8-K | May 2, 2019 | Apr 29, 2019 |
| 8-K | Report | 8-K | Apr 25, 2019 | Apr 22, 2019 |
| 10-K/A | Report | Data | 10-K/A | Mar 5, 2019 | Dec 31, 2018 |
| 10-K | Report | Data | 10-K | Mar 4, 2019 | Dec 31, 2018 |
| 8-K | Report | 8-K | Feb 20, 2019 | Feb 20, 2019 |
| 8-K | Report | 8-K | Feb 4, 2019 | Jan 31, 2019 |
| 8-K | Report | 8-K | Jan 14, 2019 | Jan 13, 2019 |
| 8-K | Report | 8-K | Dec 17, 2018 | Dec 17, 2018 |
| SC 13D/A | Report | SCHEDULE 13D/A | Dec 7, 2018 | |
| 10-Q | Report | Data | 10-Q | Oct 31, 2018 | Sep 30, 2018 |
| 8-K | Report | 8-K | Oct 30, 2018 | Oct 30, 2018 |
| 8-K | Report | 8-K | Aug 23, 2018 | Aug 23, 2018 |
| 8-K | Report | 8-K | Aug 9, 2018 | Aug 3, 2018 |
| 10-Q | Report | Data | 10-Q | Aug 1, 2018 | Jun 30, 2018 |
| 8-K | Report | 8-K | Jul 31, 2018 | Jul 31, 2018 |
| 8-K | Report | 8-K | Jun 28, 2018 | Jun 24, 2018 |
| 8-K | Report | 8-K | Jun 15, 2018 | Jun 14, 2018 |
| 10-Q | Report | Data | 10-Q | Apr 30, 2018 | Mar 31, 2018 |
| 8-K/A | Report | 8-K | Apr 26, 2018 | Dec 13, 2017 |
| 8-K | Report | 8-K | Apr 26, 2018 | Apr 26, 2018 |
| 8-K | Report | 8-K | Apr 26, 2018 | Apr 26, 2018 |
| 10-K | Report | Data | 10-K | Mar 8, 2018 | Dec 31, 2017 |
| 8-K | Report | 8-K | Mar 1, 2018 | Mar 1, 2018 |
| 8-K | Report | 8-K | Dec 26, 2017 | Dec 21, 2017 |
| 8-K/A | Report | 8-K/A | Dec 20, 2017 | Oct 27, 2017 |
| 8-K | Report | 8-K | Dec 14, 2017 | Dec 13, 2017 |
| 8-K | Report | 8-K | Nov 28, 2017 | Nov 28, 2017 |
| SC 13G/A | Report | Nov 9, 2017 | ||
| 8-K | Report | 8-K | Nov 7, 2017 | Nov 7, 2017 |
| SC 13D | Report | SC 13D | Nov 6, 2017 | |
| 8-K | Report | 8-K | Oct 31, 2017 | Oct 31, 2017 |
| 10-Q | Report | Data | 10-Q | Oct 27, 2017 | Sep 30, 2017 |