InsiderTrades

Marmurek Eric S

SEC CIK 1720721 · EDGAR

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
RBBNRibbon Communications Inc.SVP, CAO, Fin 554.0K — — 412021-09-162026-04-17

Most active insiders at RBBN, 12 months

#InsiderTitleBoughtSold
1 McClelland Bruce WilliamPres, CEO, Dir $74.3K—
2 Townsend John RaymondEVP, CFO ——
3 Mair ScottDir ——
4 Bucci SamEVP, COO ——
5 Tamone TanyaDir ——
6 Marmurek Eric SSVP, CAO, Deputy CFO ——
7 Macken Patrick WEVP, CLO, Sec ——
8 GRAYSON BRUNS HDir ——
9 EWING R STEWART JRDir ——
10 INFANTE BEATRIZ VDir ——

Transactions 41

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-05-19 08:12 2026-04-17+ RBBN Ribbon Communications Inc. Marmurek Eric S EVP, CFO M - OptEx — +154.8K 554.0K +39% —
DM 2026-05-19 08:12 2026-04-17+ RBBN Ribbon Communications Inc. Marmurek Eric S EVP, CFO F - Tax $2.67 -61.0K 543.7K -10% -$162.8K
D 2026-04-17 08:39 2026-04-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO M - OptEx — +37.5K 464.6K +9% —
D 2026-04-17 08:39 2026-04-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO F - Tax $2.48 -14.8K 449.8K -3% -$36.6K
D 2025-10-17 2025-10-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO M - OptEx — +75.0K 456.6K +20% —
D 2025-10-17 2025-10-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO F - Tax $3.81 -29.5K 427.1K -6% -$112.4K
D 2025-05-19 2025-05-16 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO M - OptEx — +31.6K 394.0K +9% —
D 2025-05-19 2025-05-16 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO F - Tax $3.62 -12.5K 381.6K -3% -$45.1K
DM 2025-04-22 2025-04-17+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO F - Tax $3.55 -14.4K 354.3K -4% -$51.1K
DM 2025-04-22 2025-04-17+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO M - OptEx — +36.6K 363.4K +11% —
DM 2025-03-18 2025-03-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO M - OptEx — +48.6K 328.3K +17% —
DM 2025-03-18 2024-03-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO F - Tax $3.95 -20.3K 321.0K -6% -$80.0K
DM 2024-10-21 2024-10-17+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO M - OptEx — +36.6K 317.1K +13% —
DM 2024-10-21 2024-10-17+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Deputy CFO F - Tax $3.45 -14.4K 311.9K -4% -$49.6K
DM 2024-04-19 2024-04-17+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.60 -22.0K 281.2K -7% -$57.1K
DM 2024-04-19 2024-04-17+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +59.8K 294.6K +25% —
DM 2024-03-18 2024-03-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +5,697 251.8K +2% —
D 2024-03-18 2024-03-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.83 -1,554 251.8K -0.6% -$4,398
D 2024-01-19 2024-01-18 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.84 -4,447 247.7K -2% -$12.6K
D 2024-01-19 2024-01-18 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx $0.00 +15.0K 252.1K +6% $0
D 2023-10-23 2023-10-18 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx $0.00 +13.4K 240.4K +6% $0
D 2023-10-23 2023-10-18 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.15 -3,251 237.1K -1% -$6,990
D 2023-09-19 2023-09-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx $0.00 +4,117 228.0K +2% $0
D 2023-09-19 2023-09-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.83 -1,002 227.0K -0.4% -$2,836
D 2023-06-20 2023-06-16 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx $0.00 +48.2K 234.7K +26% $0
D 2023-06-20 2023-06-16 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.96 -11.7K 223.0K -5% -$34.8K
D 2023-04-19 2023-04-18 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.74 -6,503 186.5K -3% -$17.8K
D 2023-04-19 2023-04-18 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx $0.00 +26.7K 193.0K +16% $0
DM 2023-03-17 2023-03-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $3.66 -13.2K 133.1K -9% -$48.2K
DM 2023-03-17 2023-03-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +49.3K 159.4K +45% —
DM 2022-09-19 2022-09-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.98 -4,759 118.5K -4% -$14.2K
DM 2022-09-19 2022-09-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +19.5K 133.9K +17% —
D 2022-04-18 2022-04-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $3.11 -1,474 116.3K -1% -$4,584
D 2022-04-18 2022-04-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +6,056 117.8K +5% —
DM 2022-03-17 2022-03-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +34.7K 115.4K +43% —
D 2022-03-17 2022-03-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin A - Grant — +11.3K 97.3K +13% —
DM 2022-03-17 2022-03-15+ RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $2.86 -12.0K 111.8K -10% -$34.5K
D 2021-10-19 2021-10-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $6.35 -1,474 77.8K -2% -$9,360
D 2021-10-19 2021-10-15 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +6,056 79.2K +8% —
D 2021-09-17 2021-09-16 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin F - Tax $6.28 -3,757 73.2K -5% -$23.6K
D 2021-09-17 2021-09-16 RBBN Ribbon Communications Inc. Marmurek Eric S SVP, CAO, Fin M - OptEx — +15.4K 76.9K +25% —

Purchase Sale Sale after option exercise All abbreviations