Eric S Marmurek insider trades

Open-market stock purchases and sales by Eric S Marmurek, EVP, Chief Financial Officer at Ribbon Communications Inc, from SEC Form 4 filings since Nov 15, 2017.

Recent trades

DateStockTradeValue
Jun 15, 2026RBBN Ribbon Communications IncBought (not open market)—
Jun 15, 2026RBBN Ribbon Communications IncBought (not open market)—
Jun 15, 2026RBBN Ribbon Communications IncBought (not open market)—
May 15, 2026RBBN Ribbon Communications IncSold (not open market)$32.7K
May 15, 2026RBBN Ribbon Communications IncSold (not open market)$26.9K
May 15, 2026RBBN Ribbon Communications IncBought (not open market)—
May 15, 2026RBBN Ribbon Communications IncSold (not open market)$24K
May 15, 2026RBBN Ribbon Communications IncBought (not open market)—
May 15, 2026RBBN Ribbon Communications IncBought (not open market)—
Apr 17, 2026RBBN Ribbon Communications IncBought (not open market)—
Apr 17, 2026RBBN Ribbon Communications IncSold (not open market)$51.8K
Apr 17, 2026RBBN Ribbon Communications IncSold (not open market)$27.3K
Apr 17, 2026RBBN Ribbon Communications IncBought (not open market)—
Apr 15, 2026RBBN Ribbon Communications IncSold (not open market)$36.6K
Apr 15, 2026RBBN Ribbon Communications IncBought (not open market)—
Dec 15, 2025RBBN Ribbon Communications IncSold (not open market)—
Oct 15, 2025RBBN Ribbon Communications IncBought (not open market)—
Oct 15, 2025RBBN Ribbon Communications IncSold (not open market)$112K

Companies traded

  • RBBN Ribbon Communications Inc: 5 sales, last Jun 15, 2026
  • SONS Sonus Networks, Inc: other filings, last Nov 15, 2017

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