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.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Grayson Bruns H | Director | 840,270 | Jul 15, 2026 | 5 |
| Shani Shaul | Director | 237,718 | Jul 15, 2026 | 5 |
| Infante Beatriz V | Director | 385,724 | Jun 17, 2026 | 1 |
| Silver Louis | Director | – | Jun 17, 2026 | 1 |
| Ewing R Stewart Jr | Director | 239,891 | Jun 17, 2026 | 1 |
| Macken Patrick W | EVP, Chief Legal Officer | 482,146 | Jun 17, 2026 | 3 |
| McCaffery Stephen J. | EVP, Global Sales | 50,025 | Jun 17, 2026 | 2 |
| Marmurek Eric S | EVP, Chief Financial Officer | 543,706 | Jun 17, 2026 | 5 |
| Tamone Tanya | Director | 223,300 | Jun 17, 2026 | 1 |
| Bucci Sam | EVP, Chief Operating Officer | 599,271 | Jun 17, 2026 | 3 |
| Mair Scott | Director | 208,138 | Jun 17, 2026 | 1 |
| McClelland Bruce William | Chief Executive Officer | 2,909,454 | May 19, 2026 | 3 |
| Townsend John Raymond | EVP, Chief Financial Officer | 93,309 | Apr 17, 2026 | 2 |
| Redington Dan | EVP, Global Sales | 0 | Sep 8, 2025 | 0 |
| JPMorgan Chase & Co | 10% Owner | 52,036,572Indirect | Apr 11, 2025 | 0 |
| Lopez Miguel A | EVP, CFO | 456,797 | Oct 21, 2024 | 0 |
| de Beer Mariano | Director | 56,331 | Jun 16, 2023 | 0 |
| Swarth Investments Ltd. | 10% Owner | 5,000 | Apr 3, 2023 | 0 |
| Scarfo Anthony | EVP & GM, Cloud & Edge BU | 252,431 | Sep 19, 2022 | 0 |
| Bruny Steven M | EVP Sales, Americas Region | 297,359 | Sep 19, 2022 | 0 |
| Prabhu Krish A | Director | 58,477 | May 27, 2022 | 0 |
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.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Feb 13, 2026 (view filing) | Feb 10-13 | 3 daysLate | McClelland Bruce WilliamPresident & CEO | PPurchase | +37.0K | $2.01 | +$74.3K | +2.5%1.52M after | 3 lots |
| Sep 8, 2025 (view filing) | Sep 5 | 3 days | Infante Beatriz VDirector | SSale | −8.69K | $3.98 | −$34.6K | −2.5%343.2K after | |
| Sep 8, 2025 (view filing) | Sep 4-8 | 4 days | Redington DanEVP, Global Sales | SSale | −189.6K | $4.04 | −$766.6K | −100.0%0 after | 3 lots |
| Apr 11, 2025 (view filing) | Apr 9 | 2 days | JPMorgan Chase & Co10% Owner | PPurchase | +14 | $3.67 | +$51.38 | 0.0%52.0M after | |
| Apr 11, 2025 (view filing) | Apr 9 | 2 days | JPMorgan Chase & Co10% Owner | SSale | −14 | $0.00 | $0 | 0.0%52.0M after | |
| Sep 16, 2024 (view filing) | Sep 13 | 3 days | Infante Beatriz VDirector | SSale | −5.79K | $3.04 | −$17.6K | −1.9%303.5K after | |
| Mar 18, 2024 (view filing) | Mar 15 | 3 days | Lopez Miguel AEVP, CFO | PPurchase | +2.00K | $2.90 | +$5.80K | +0.7%280.9K after | |
| Mar 18, 2024 (view filing) | Mar 15 | 3 days | Grayson Bruns HDirector | PPurchase | +100.0K | $2.89 | +$289.0K | +20.4%590.2K after | |
| Mar 6, 2024 (view filing) | Mar 4-5 | 2 days | Lopez Miguel AEVP, CFO | PPurchase | +2.00K | $2.95 | +$5.90K | +0.7%278.9K after | 2 lots |
| Mar 5, 2024 (view filing) | Mar 5 | Same day | Lopez Miguel AEVP, CFO | PPurchase | +1.00K | $2.88 | +$2.88K | +0.4%276.9K after | |
| Mar 4, 2024 (view filing) | Mar 1 | 3 days | McClelland Bruce WilliamPresident & CEO | PPurchase | +10.0K | $3.02 | +$30.2K | +0.9%1.16M after | Amended |
| Mar 1, 2024 (view filing) | Feb 28 | 2 days | Macken Patrick WEVP, CLO & Secretary | SSale | −42.1K | $3.07 | −$129.2K | −20.6%161.9K after | |
| Feb 28, 2024 (view filing) | Feb 26 | 2 days | Redington DanEVP, Global Sales | SSale | −34.5K | $3.10 | −$106.8K | −34.0%66.8K after | |
| Feb 23, 2024 (view filing) | Feb 21-23 | 2 days | Redington DanEVP, Global Sales | SSale | −31.5K | $3.12 | −$98.3K | −23.7%101.3K after | 2 lots |
| Dec 11, 2023 (view filing) | Dec 7-8 | 4 days | Lopez Miguel AEVP, CFO | PPurchase | +5.53K | $2.19 | +$12.1K | +2.3%247.7K after | 2 lots |
| May 5, 2023 (view filing) | May 3 | 2 days | McClelland Bruce WilliamPresident & CEO | PPurchase | +10.0K | $2.60 | +$26.0K | +0.9%1.15M after | |
| May 5, 2023 (view filing) | May 4 | 1 day | Lopez Miguel AEVP & CFO | PPurchase | +2.00K | $2.64 | +$5.28K | +1.0%208.1K after | |
| Apr 3, 2023 (view filing) | Mar 30 | 4 days | Swarth Investments Ltd.10% Owner | PPurchaseSeries A Preferred Stock | +5.00K | $970.00 | +$4.85M | New position5.00K after | |
| Apr 3, 2023 (view filing) | Mar 30 | 4 days | Swarth Investments Ltd.10% Owner | PPurchase | +27.9M | $0.0597 | +$1.67M | –441.6K after | Derivative |
| Mar 31, 2023 (view filing) | Mar 30 | 1 day | JPMorgan Chase & Co10% Owner | PPurchase | +52.0M | $0.032 | +$1.67M | –441.6K after | Derivative |
| Aug 18, 2022 (view filing) | Aug 16 | 2 days | Swarth Investments Ltd.10% Owner | PPurchase | +1.64M | $3.05 | +$5.00M | +6.4%27.4M after | |
| Aug 16, 2022 (view filing) | Aug 11-12 | 5 daysLate | JPMorgan Chase & Co10% Owner | PPurchase | +1.64M | $3.05 | +$5.01M | +3.3%51.6M after | 2 lots |
| May 4, 2022 (view filing) | May 2-3 | 2 days | Bucci SamEVP & GM IP Optical Networks | SSale | −40.0K | $3.47 | −$138.8K | −24.0%126.4K after | 2 lots |
| Mar 16, 2022 (view filing) | Mar 15 | 1 day | Lopez Miguel AEVP, CFO | PPurchase | +3.00K | $2.97 | +$8.91K | +3.5%89.0K after | |
| Mar 15, 2022 (view filing) | Mar 14 | 1 day | McClelland Bruce WilliamPresident & CEO | PPurchase | +15.0K | $2.81 | +$42.1K | +1.3%1.14M after | |
| Mar 15, 2022 (view filing) | Mar 14 | 1 day | Grayson Bruns HDirector | PPurchase | +100.0K | $2.81 | +$281.0K | +42.2%337.1K after |