Marmurek Eric S

-

Assets, Funds, Holdings

Home | Sign Up | Log In
New Features
Latest Fund Raises
Related People
Fund Service Providers
Startup & Company Raises
List of Funds
Boston Firms
Boston Hedge Funds
Cornell Alumni Firms
CalPERS Portfolio
NYSCRF Portfolio
User Guide
Regulatory AUM vs AUM
LP Portfolios
Related Firms
Build a Portfolio
Comprehensive Search
Keyboard
Marmurek Eric S
CIK #0001720721
EDGAR Form CIK 2011 - 2026
3 [0001720721]
4 [0001720721]
Form 3/4/5 Subject 2011 - 2026
Ribbon Communications Inc
Marmurek Eric S
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Ribbon Communications Inc RBBN
Restricted Stock Units (RSUs) · derivative
2025-12-15 Grant 169,721 $0.00
Ribbon Communications Inc RBBN
Restricted Stock Units (RSUs) · derivative
2025-10-15 Option exercise 75,000 $0.00
Ribbon Communications Inc RBBN
Common Stock
2025-10-15 Option exercise 75,000
Ribbon Communications Inc RBBN
Common Stock
2025-10-15 Tax withheld 29,512 $3.81 112,441
Ribbon Communications Inc RBBN
Common Stock
2025-05-16 Option exercise 31,645
Ribbon Communications Inc RBBN
Common Stock
2025-05-16 Tax withheld 12,452 $3.62 45,076
Ribbon Communications Inc RBBN
RSUs · derivative
2025-05-16 Option exercise 31,645 $0.00
Ribbon Communications Inc RBBN
PSUs · derivative
2025-05-15 Grant 31,250 $0.00
Ribbon Communications Inc RBBN
Restricted Stock Units (RSUs) · derivative
2025-05-15 Grant 78,125 $0.00
Ribbon Communications Inc RBBN
RSUs · derivative
2025-05-15 Grant 63,291 $0.00
Ribbon Communications Inc RBBN
Performance-Based RSUs (PSUs) · derivative
2025-05-15 Grant 46,875 $0.00
Ribbon Communications Inc RBBN
PSUs · derivative
2025-05-15 Grant 36,392 $0.00
Ribbon Communications Inc RBBN
Common Stock
2025-04-18 Tax withheld 5,254 $3.58 18,809
Ribbon Communications Inc RBBN
Common Stock
2025-04-18 Option exercise 13,354
Ribbon Communications Inc RBBN
RSUs · derivative
2025-04-18 Option exercise 13,354 $0.00
Ribbon Communications Inc RBBN
Common Stock
2025-04-17 Option exercise 23,234
Ribbon Communications Inc RBBN
Common Stock
2025-04-17 Tax withheld 9,142 $3.53 32,271
Ribbon Communications Inc RBBN
Restricted Stock Units (RSUs) · derivative
2025-04-17 Option exercise 23,234 $0.00
Ribbon Communications Inc RBBN
PSUs · derivative
2025-03-15 Option exercise 32,154 $0.00
Ribbon Communications Inc RBBN
Common Stock
2025-03-15 Option exercise 32,154
showing 20 of 135 most recent transactions
Terms | Privacy | Providers | Companies | Guide
tony@aum13f.com