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Marmurek Eric S
EVPChief Financial OfficerCIK 0001720721
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 6
- Buy transactions
- 0
- Sell transactions
- 0
- Companies
- 1
- Active
- 2025–2026
Marmurek Eric S, EVP, Chief Financial Officer, has filed 6 SEC reports (2025–2026), all concentrated in Ribbon Communications Inc. (RBBN), totaling $333.4K in disclosed volume. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
6 loaded
| Oct 19 | RBBN Ribbon Communications Inc. | Marmurek Eric S | EVP, Chief Financial Officer | Exercise | $21.5K |
| Jun 17 | RBBN Ribbon Communications Inc. | Marmurek Eric S | EVP, Chief Financial Officer | Award | $0 |
| May 19 | RBBN Ribbon Communications Inc. | Marmurek Eric S | EVP, Chief Financial Officer | Exercise | $162.8K |
| Apr 17 | RBBN Ribbon Communications Inc. | Marmurek Eric S | SVP, Deputy CFO and CAO | Exercise | $36.6K |
| Dec 16 | RBBN Ribbon Communications Inc. | Marmurek Eric S | SVP, Deputy CFO and CAO | Award | $0 |
| Oct 17 | RBBN Ribbon Communications Inc. | Marmurek Eric S | SVP, Deputy CFO and CAO | Exercise | $112.4K |
6 filings