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LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
Reporting ownerCIK 0001720721

Eric S. Marmurek

21 transactions in one company, from April 15, 2026 to June 15, 2026.

Transactions
211 company
Bought · P
$0open market
Sold · S
$0open market
Net
+$0net buying

By company

Where this insider traded.

CompanyTickerTradesBoughtSold
Ribbon Communications Inc.RBBN21——

All transactions

21 in total, newest filings first.

CompanyTickerInsiderDateCodeSharesPriceValue
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVJun 15A60,000$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVJun 15A90,000$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVJun 15A150,000$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVMay 15M31,646$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVMay 15M26,043$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVMay 15M23,146$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVApr 17M48,328$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVApr 17M25,651$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFOMay 15F10,247$2.63$27K
Ribbon Communications Inc.RBBNEric S. MarmurekCFOMay 15M26,043——
Ribbon Communications Inc.RBBNEric S. MarmurekCFOMay 15F12,452$2.63$33K
Ribbon Communications Inc.RBBNEric S. MarmurekCFOMay 15M31,646——
Ribbon Communications Inc.RBBNEric S. MarmurekCFOMay 15F9,107$2.63$24K
Ribbon Communications Inc.RBBNEric S. MarmurekCFOMay 15M23,146——
Ribbon Communications Inc.RBBNEric S. MarmurekCFOApr 17F10,092$2.71$27K
Ribbon Communications Inc.RBBNEric S. MarmurekCFOApr 17M25,651——
Ribbon Communications Inc.RBBNEric S. MarmurekCFOApr 17F19,107$2.71$52K
Ribbon Communications Inc.RBBNEric S. MarmurekCFOApr 17M48,328——
Ribbon Communications Inc.RBBNEric S. MarmurekCFODERIVApr 15M37,500$0.00—?
Ribbon Communications Inc.RBBNEric S. MarmurekCFOApr 15F14,756$2.48$37K
Ribbon Communications Inc.RBBNEric S. MarmurekCFOApr 15M37,500——