Marmurek Eric S
EVP, Chief Financial Officer · 14 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-05-15 | RBBN | Ribbon Communications Inc. | Tax withholding | 12,452 | $2.63 | $32,748.76 | filing |
| 2026-05-15 | RBBN | Ribbon Communications Inc. | Tax withholding | 10,247 | $2.63 | $26,949.61 | filing |
| 2026-05-15 | RBBN | Ribbon Communications Inc. | Tax withholding | 9,107 | $2.63 | $23,951.41 | filing |
| 2026-05-15 | RBBN | Ribbon Communications Inc. | Option exercise | 23,146 | — | — | filing |
| 2026-05-15 | RBBN | Ribbon Communications Inc. | Option exercise | 31,646 | — | — | filing |
| 2026-05-15 | RBBN | Ribbon Communications Inc. | Option exercise | 26,043 | — | — | filing |
| 2026-04-17 | RBBN | Ribbon Communications Inc. | Tax withholding | 19,107 | $2.71 | $51,779.97 | filing |
| 2026-04-17 | RBBN | Ribbon Communications Inc. | Tax withholding | 10,092 | $2.71 | $27,349.32 | filing |
| 2026-04-17 | RBBN | Ribbon Communications Inc. | Option exercise | 25,651 | — | — | filing |
| 2026-04-17 | RBBN | Ribbon Communications Inc. | Option exercise | 48,328 | — | — | filing |
| 2026-04-15 | RBBN | Ribbon Communications Inc. | Tax withholding | 14,756 | $2.48 | $36,594.88 | filing |
| 2026-04-15 | RBBN | Ribbon Communications Inc. | Option exercise | 37,500 | — | — | filing |
| 2025-10-15 | RBBN | Ribbon Communications Inc. | Tax withholding | 29,512 | $3.81 | $112,440.72 | filing |
| 2025-10-15 | RBBN | Ribbon Communications Inc. | Option exercise | 75,000 | — | — | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.