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 $289.8M in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Ribbon Communications Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 129
- +5 vs. Q3 2021
- Shares held
- 99.2M
- +2.11M (+2.2%) vs. Q3 2021
- Total value
- $600.0M
- +$19.6M (+3.4%) vs. Q3 2021
- New holders
- 20
- 45 more added
- Sold out
- 15
- 31 more reduced
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RBBN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 160 | $289.8M |
| Q1 2026 | 150 | $268.2M |
| Q4 2025 | 153 | $369.2M |
| Q3 2025 | 153 | $488.6M |
| Q2 2025 | 145 | $508.9M |
| Q1 2025 | 144 | $495.2M |
| Q4 2024 | 133 | $519.8M |
| Q3 2024 | 126 | $402.3M |
| Q2 2024 | 129 | $424.9M |
| Q1 2024 | 132 | $397.7M |
| Q4 2023 | 125 | $372.7M |
| Q3 2023 | 122 | $341.2M |
| Q2 2023 | 127 | $353.2M |
| Q1 2023 | 145 | $422.5M |
| Q4 2022 | 130 | $329.3M |
| Q3 2022 | 129 | $262.9M |
| Q2 2022 | 132 | $306.6M |
| Q1 2022 | 136 | $308.9M |
| Q4 2021 | 129 | $600.0M |
| Q3 2021 | 124 | $580.4M |
| Q2 2021 | 127 | $748.5M |
| Q1 2021 | 146 | $804.7M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Ribbon Communications Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| STRS Ohio | 9,700 | $58.0K | 0.00% | −17,300−64.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,296 | $56.0K | 0.00% | 00.0% | Unchanged |
| Macquarie Group Ltd | 7,501 | $45.0K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 5,990 | $36.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 5,864 | $35.0K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 5,650 | $34.2K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 4,486 | $27.0K | 0.00% | +4,486 | New |
| Great West Life Assurance Co | 3,680 | $22.0K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 2,830 | $17.0K | 0.00% | −610−17.7% | Reduced |
| US Bancorp | 2,656 | $17.0K | 0.00% | +532+25.0% | Added |
| Tower Research Capital LLC (TRC) | 2,348 | $14.0K | 0.00% | −3,460−59.6% | Reduced |
| Community Bank, N.A. | 1,400 | $8.00K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 1,183 | $7.00K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 802 | $5.00K | 0.00% | +714+811.4% | Added |
| Atwood & Palmer Inc | 739 | $4.00K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 562 | $3.00K | 0.00% | 00.0% | Unchanged |
| Charter Oak Capital Management, LLC | 500 | $3.00K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 500 | $3.00K | 0.01% | +500 | New |
| Covestor Ltd | 545 | $3.00K | 0.00% | +545 | New |
| Truvestments Capital LLC | 350 | $2.00K | 0.00% | 00.0% | Unchanged |
| Kelly Financial Services LLC | 200 | $1.21K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 80 | $1.00K | 0.00% | +80 | New |
| Advisor Group Holdings, Inc. | 21 | $0 | 0.00% | 00.0% | Unchanged |
| TFC Financial Management | 12 | $0 | 0.00% | 00.0% | Unchanged |
| Toronto Dominion Bank | 8 | $0 | 0.00% | +8 | New |
| Arlington Partners LLC | 6 | $0 | 0.00% | +6 | New |
| Paragon Capital Management Ltd | 60 | $0 | 0.00% | +60 | New |
| Federated Hermes, Inc. | 1 | – | – | +1 | New |
| IFP Advisors, Inc | 10 | – | – | 00.0% | Unchanged |
| FMR LLC | 0 | $0 | 0.00% | −97,827−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −93,784−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −53,278−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −47,799−100.0% | Sold out |
| Zacks Investment Management | 0 | $0 | 0.00% | −36,977−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −36,942−100.0% | Sold out |
| Principal Street Partners, LLC | 0 | $0 | 0.00% | −32,551−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −30,600−100.0% | Sold out |
| Bulltick Wealth Management, LLC | 0 | $0 | 0.00% | −28,000−100.0% | Sold out |
| Brinker Capital Investments, LLC | 0 | $0 | 0.00% | −10,340−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −10,011−100.0% | Sold out |
| Concord Wealth Partners | 0 | $0 | 0.00% | −793−100.0% | Sold out |
| Manchester Capital Management LLC | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| Cypress Point Wealth Management, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −7,903−100.0% | Sold out |