Marmurek Eric Sinsider trades
In SEC Form 4 filings, Marmurek Eric S is listed as EVP, Chief Financial Officer of Ribbon Communications Inc. (RBBN). Marmurek Eric S reported no open-market purchases or sales in the last 90 days. The latest Form 4 transaction on record was filed on Oct 19.
Companies and roles
| Company | Role | Transactions | Last filed |
|---|---|---|---|
| RBBNRibbon Communications Inc. | EVP, Chief Financial Officer | 3 | Oct 19 |
Cluster buys
No cluster buy in the last 90 days included a purchase by this insider (two or more insiders buying within 14 days).
Form 4 historysince 2026-10-19
| Company | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| RBBNRibbon Communications Inc. | Oct 15 | Oct 19 | M | 37,500 | not reported | not reported | 581,206 | No | Form 4 |
| RBBNRibbon Communications Inc. | Oct 15 | Oct 19 | F | 14,756 | $1.46 | $21,544 | 566,450 | No | Form 4 |
| RBBNRibbon Communications Inc. | Oct 15 | Oct 19 | M · derivative | 37,500 | $0.00 | $0 | not reported | No | Form 4 |
Published from this insider's public Form 4 filings on SEC EDGAR; the name is shown as filed. Named in a filing and want this page removed? See the privacy policy.