Eric S. Marmurek - EVP, Chief Financial Officer at Ribbon Communications Inc.

Issuer-level insider activity

Role
EVP, Chief Financial Officer
Issuer ticker
RBBN on Nasdaq
Identity Names, identifiers, and filing context for this profile. 1 identity field
Entity type
Individual
Source evidence Original filing metadata and source links for verification. 1 source field
Source filing history
Open source filing history

No buys or sells have been reported by Eric S. Marmurek since 20 Aug 2025

Reported holdings for Eric S. Marmurek in Ribbon Communications Inc.

Form 4 holding EVP, Chief Financial Officer

Ribbon Communications Inc.

Security class
Restricted Stock Units (RSUs)
Shares / value
37,500
Estimated value
$70,634
Report date
15 Apr 2026
Price
$3.04
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding EVP, Chief Financial Officer

Ribbon Communications Inc.

Security class
Performance-Based Restricted Stock Units (PSUs)
Shares / value
0
Estimated value
$0
Report date
15 Mar 2025
Price
$4.09
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding EVP, Chief Financial Officer

Ribbon Communications Inc.

Security class
Restructed Stock Unites (RSUs)
Shares / value
150,000
Estimated value
Report date
15 Jun 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding EVP, Chief Financial Officer

Ribbon Communications Inc.

Security class
Performance-Based RSUs (PSUs)
Shares / value
90,000
Estimated value
Report date
15 Jun 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding EVP, Chief Financial Officer

Ribbon Communications Inc.

Security class
Performance Share Units (PSUs)
Shares / value
0
Estimated value
Report date
17 Apr 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Transaction history for Eric S. Marmurek in Ribbon Communications Inc.

Sym Class Transaction % SEC-reported value SEC-reported price Shares Shares after Date Ownership
* marks a reported price that did not pass the local price check.
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