Marmurek Eric S

CIK 00017207211 companyPLANO, TX

SEC Profile

Transactions

Companies

Filings

CIK

0001720721

Recent Transactions

50 trades

Award
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2025-12-15−169,721→ 169,721 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2025-10-15+75,000→ 456,575 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2025-10-15−75,000→ 75,000 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2025-10-15$3.81/sh−29,512→ 427,063 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2025-05-16+31,645→ 394,027 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
RSUs
2025-05-16−31,645→ 0 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2025-05-16$3.62/sh−12,452→ 381,575 total
Award
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2025-05-15+78,125→ 78,125 total
Award
Ribbon Communications Inc.$RBBN
Performance-Based RSUs (PSUs)
2025-05-15+46,875→ 46,875 total
Award
Ribbon Communications Inc.$RBBN
PSUs
2025-05-15+36,392→ 36,392 total
Award
Ribbon Communications Inc.$RBBN
PSUs
2025-05-15+31,250→ 31,250 total
Award
Ribbon Communications Inc.$RBBN
RSUs
2025-05-15+63,291→ 63,291 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2025-04-18$3.58/sh−5,254→ 362,382 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2025-04-18+13,354→ 367,636 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
RSUs
2025-04-18−13,354→ 0 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2025-04-17$3.53/sh−9,142→ 354,282 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2025-04-17−23,234→ 0 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2025-04-17+23,234→ 363,424 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2025-03-15+32,154→ 353,122 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
PSUs
2025-03-15−32,154→ 0 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2025-03-15$3.95/sh−7,321→ 320,968 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Performance-Based Restricted Stock Units (PSUs)
2025-03-15−16,399→ 0 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2025-03-15+16,399→ 328,289 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-10-18$3.56/sh−5,255→ 311,890 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
RSUs
2024-10-18−13,355→ 13,354 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-10-18+13,355→ 317,145 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2024-10-17−23,234→ 23,234 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-10-17$3.38/sh−9,142→ 303,790 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-10-17+23,234→ 312,932 total
Award
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2024-10-15+150,000→ 150,000 total
Award
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2024-05-15+31,645→ 31,645 total
Award
Ribbon Communications Inc.$RBBN
PSUs
2024-05-15+29,114→ 29,114 total
Award
Ribbon Communications Inc.$RBBN
Performance-Based RSUs (PSUs)
2024-05-15+43,670→ 43,670 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
RSUs
2024-04-18−13,354→ 26,709 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-04-18$2.57/sh−4,895→ 289,698 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-04-18+13,354→ 294,593 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-04-17+46,469→ 298,308 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2024-04-17−46,469→ 46,468 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-04-17$2.61/sh−17,069→ 281,239 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-03-15+4,116→ 251,812 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-03-15$3.95/sh−12,932→ 340,190 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Performance-Based Restricted Stock Units
2024-03-15−1,581→ 0 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2024-03-15−4,116→ 0 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-03-15$2.83/sh−1,554→ 251,839 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-03-15+1,581→ 253,393 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2024-01-18−15,000→ 0 total
Tax Payment
Ribbon Communications Inc.$RBBN
Common Stock
2024-01-18$2.84/sh−4,447→ 247,696 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2024-01-18+15,000→ 252,143 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Restricted Stock Units (RSUs)
2023-10-18−13,355→ 40,063 total
Exercise/Conversion
Ribbon Communications Inc.$RBBN
Common Stock
2023-10-18+13,355→ 240,394 total

Companies

Ribbon Communications Inc.
SVP, Deputy CFO and CAO
$RBBN

Recent Filings

Address

6500 CHASE OAKS BLVD. STE. 100

PLANO, TX, 75023

View on SEC.gov