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Ribbon Communications Inc.

RBBN
Exchange
Nasdaq
Industry
Services-Computer Integrated Systems Design
SEC CIK
0001708055

No open-market purchases or sales by Ribbon Communications Inc. insiders were filed in the last 90 days; 160 institutions reported holding it in 13F filings for Q2 2026, worth $289.9M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Ribbon Communications Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Ribbon Communications Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Ribbon Communications Inc.
NameTitleLast reported holdingLast filingFilings, past year
Grayson Bruns HDirector840,270Jul 15, 20265
Shani ShaulDirector237,718Jul 15, 20265
Infante Beatriz VDirector385,724Jun 17, 20261
Silver LouisDirector–Jun 17, 20261
Ewing R Stewart JrDirector239,891Jun 17, 20261
Macken Patrick WEVP, Chief Legal Officer482,146Jun 17, 20263
McCaffery Stephen J.EVP, Global Sales50,025Jun 17, 20262
Marmurek Eric SEVP, Chief Financial Officer543,706Jun 17, 20265
Tamone TanyaDirector223,300Jun 17, 20261
Bucci SamEVP, Chief Operating Officer599,271Jun 17, 20263
Mair ScottDirector208,138Jun 17, 20261
McClelland Bruce WilliamChief Executive Officer2,909,454May 19, 20263
Townsend John RaymondEVP, Chief Financial Officer93,309Apr 17, 20262
Redington DanEVP, Global Sales0Sep 8, 20250
JPMorgan Chase & Co10% Owner52,036,572IndirectApr 11, 20250
Lopez Miguel AEVP, CFO456,797Oct 21, 20240
de Beer MarianoDirector56,331Jun 16, 20230
Swarth Investments Ltd.10% Owner5,000Apr 3, 20230
Scarfo AnthonyEVP & GM, Cloud & Edge BU252,431Sep 19, 20220
Bruny Steven MEVP Sales, Americas Region297,359Sep 19, 20220
Prabhu Krish ADirector58,477May 27, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Feb 13, 2026 (view filing)Feb 10-133 daysLateMcClelland Bruce WilliamPresident & CEOPPurchase+37.0K$2.01+$74.3K+2.5%1.52M after3 lots
Sep 8, 2025 (view filing)Sep 53 daysInfante Beatriz VDirectorSSale−8.69K$3.98−$34.6K−2.5%343.2K after
Sep 8, 2025 (view filing)Sep 4-84 daysRedington DanEVP, Global SalesSSale−189.6K$4.04−$766.6K−100.0%0 after3 lots
Apr 11, 2025 (view filing)Apr 92 daysJPMorgan Chase & Co10% OwnerPPurchase+14$3.67+$51.380.0%52.0M after
Apr 11, 2025 (view filing)Apr 92 daysJPMorgan Chase & Co10% OwnerSSale−14$0.00$00.0%52.0M after
Sep 16, 2024 (view filing)Sep 133 daysInfante Beatriz VDirectorSSale−5.79K$3.04−$17.6K−1.9%303.5K after
Mar 18, 2024 (view filing)Mar 153 daysLopez Miguel AEVP, CFOPPurchase+2.00K$2.90+$5.80K+0.7%280.9K after
Mar 18, 2024 (view filing)Mar 153 daysGrayson Bruns HDirectorPPurchase+100.0K$2.89+$289.0K+20.4%590.2K after
Mar 6, 2024 (view filing)Mar 4-52 daysLopez Miguel AEVP, CFOPPurchase+2.00K$2.95+$5.90K+0.7%278.9K after2 lots
Mar 5, 2024 (view filing)Mar 5Same dayLopez Miguel AEVP, CFOPPurchase+1.00K$2.88+$2.88K+0.4%276.9K after
Mar 4, 2024 (view filing)Mar 13 daysMcClelland Bruce WilliamPresident & CEOPPurchase+10.0K$3.02+$30.2K+0.9%1.16M afterAmended
Mar 1, 2024 (view filing)Feb 282 daysMacken Patrick WEVP, CLO & SecretarySSale−42.1K$3.07−$129.2K−20.6%161.9K after
Feb 28, 2024 (view filing)Feb 262 daysRedington DanEVP, Global SalesSSale−34.5K$3.10−$106.8K−34.0%66.8K after
Feb 23, 2024 (view filing)Feb 21-232 daysRedington DanEVP, Global SalesSSale−31.5K$3.12−$98.3K−23.7%101.3K after2 lots
Dec 11, 2023 (view filing)Dec 7-84 daysLopez Miguel AEVP, CFOPPurchase+5.53K$2.19+$12.1K+2.3%247.7K after2 lots
May 5, 2023 (view filing)May 32 daysMcClelland Bruce WilliamPresident & CEOPPurchase+10.0K$2.60+$26.0K+0.9%1.15M after
May 5, 2023 (view filing)May 41 dayLopez Miguel AEVP & CFOPPurchase+2.00K$2.64+$5.28K+1.0%208.1K after
Apr 3, 2023 (view filing)Mar 304 daysSwarth Investments Ltd.10% OwnerPPurchaseSeries A Preferred Stock+5.00K$970.00+$4.85MNew position5.00K after
Apr 3, 2023 (view filing)Mar 304 daysSwarth Investments Ltd.10% OwnerPPurchase+27.9M$0.0597+$1.67M–441.6K afterDerivative
Mar 31, 2023 (view filing)Mar 301 dayJPMorgan Chase & Co10% OwnerPPurchase+52.0M$0.032+$1.67M–441.6K afterDerivative
Aug 18, 2022 (view filing)Aug 162 daysSwarth Investments Ltd.10% OwnerPPurchase+1.64M$3.05+$5.00M+6.4%27.4M after
Aug 16, 2022 (view filing)Aug 11-125 daysLateJPMorgan Chase & Co10% OwnerPPurchase+1.64M$3.05+$5.01M+3.3%51.6M after2 lots
May 4, 2022 (view filing)May 2-32 daysBucci SamEVP & GM IP Optical NetworksSSale−40.0K$3.47−$138.8K−24.0%126.4K after2 lots
Mar 16, 2022 (view filing)Mar 151 dayLopez Miguel AEVP, CFOPPurchase+3.00K$2.97+$8.91K+3.5%89.0K after
Mar 15, 2022 (view filing)Mar 141 dayMcClelland Bruce WilliamPresident & CEOPPurchase+15.0K$2.81+$42.1K+1.3%1.14M after
Mar 15, 2022 (view filing)Mar 141 dayGrayson Bruns HDirectorPPurchase+100.0K$2.81+$281.0K+42.2%337.1K after