| 2020-06-17 | Sale | Ribbon Communications Inc. RBBN | EVP and General Counsel | 12,388 0.0084% | $3.92 | $48,599 | +61.54% | |
| 2020-04-16 | Sale | Ribbon Communications Inc. RBBN | EVP and General Counsel | 5,918 0.0041% | $2.85 | $16,866 | +57.42% | |
| 2019-10-16 | Sale | Ribbon Communications Inc. RBBN | EVP and General Counsel | 3,067 0.0028% | $5.49 | $16,838 | -33.51% |