Corporate insider
Marmurek Eric S
EVP, Chief Financial OfficerCIK 0001720721
Disclosed transactions3
Buys / sells0 / 0
Max Insider Score13
Connections with evidence1
Disclosed transactions
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 9 | Marmurek Eric SEVP, Chief Financial Officer |  RBBNRibbon Communications Inc.Option exercise | M | — 37.5K sh | Oct 19, 2026 traded Oct 15, 2026 | |
Verified connections
- Insider ofevidenceRibbon Communications Inc.EVP, Chief Financial Officer · Oct 19, 2026