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 |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 49,949,398 | $302.2M | 0.04% | 00.0% | Unchanged |
| Paradigm Capital Management Inc | 8,476,600 | $51.3M | 2.29% | −8,600−0.1% | Reduced |
| BlackRock Inc. | 6,569,239 | $39.7M | 0.00% | +138,234+2.1% | Added |
| Vanguard Group Inc | 4,660,638 | $28.2M | 0.00% | +220,645+5.0% | Added |
| Dimensional Fund Advisors LP | 3,632,477 | $22.0M | 0.01% | −73,787−2.0% | Reduced |
| Neuberger Berman Group LLC | 3,568,742 | $21.5M | 0.02% | +529,915+17.4% | Added |
| Ophir Asset Management Pty Ltd | 2,667,456 | $16.1M | 1.94% | +200,000+8.1% | Added |
| Geode Capital Management, LLC | 1,726,048 | $10.4M | 0.00% | +20,357+1.2% | Added |
| State Street Corp | 1,676,976 | $10.1M | 0.00% | −39,129−2.3% | Reduced |
| First Trust Advisors LP | 1,522,982 | $9.21M | 0.01% | −284,777−15.8% | Reduced |
| Penserra Capital Management LLC | 1,190,176 | $7.20M | 0.15% | +383,896+47.6% | Added |
| Herald Investment Management Ltd | 1,088,000 | $6.58M | 1.07% | 00.0% | Unchanged |
| Impax Asset Management Group plc | 1,087,819 | $6.58M | 0.02% | 00.0% | Unchanged |
| Northern Trust Corp | 815,547 | $4.93M | 0.00% | −6,299−0.8% | Reduced |
| Charles Schwab Investment Management Inc | 733,170 | $4.44M | 0.00% | +16,875+2.4% | Added |
| Nuveen Asset Management, LLC | 732,452 | $4.43M | 0.00% | −17,667−2.4% | Reduced |
| Jacobs Levy Equity Management, Inc | 604,958 | $3.66M | 0.02% | −17,139−2.8% | Reduced |
| Putnam Investments LLC | 595,100 | $3.60M | 0.01% | +119,700+25.2% | Added |
| Hillsdale Investment Management Inc. | 578,300 | $3.50M | 0.23% | −500−0.1% | Reduced |
| D. E. Shaw & Co., Inc. | 467,891 | $2.83M | 0.00% | +60,973+15.0% | Added |
| First Wilshire Securities Management Inc | 431,916 | $2.61M | 0.81% | +431,916 | New |
| Bank of New York Mellon Corp | 424,422 | $2.57M | 0.00% | +86,380+25.6% | Added |
| Arrowstreet Capital, Limited Partnership | 361,690 | $2.19M | 0.00% | −382,018−51.4% | Reduced |
| Hussman Strategic Advisors, Inc. | 353,600 | $2.14M | 0.47% | +43,600+14.1% | Added |
| Morgan Stanley | 348,866 | $2.11M | 0.00% | +227,152+186.6% | Added |
| Bridgeway Capital Management, LLC | 298,513 | $1.81M | 0.03% | +192,813+182.4% | Added |
| BNP Paribas Arbitrage, SA | 268,885 | $1.63M | 0.00% | +244,468+1,001.2% | Added |
| Gsa Capital Partners LLP | 214,628 | $1.30M | 0.16% | +132,444+161.2% | Added |
| Swiss National Bank | 211,574 | $1.28M | 0.00% | 00.0% | Unchanged |
| Globeflex Capital L P | 197,647 | $1.20M | 0.24% | 00.0% | Unchanged |
| Citigroup Inc | 143,617 | $869.0K | 0.00% | +11,080+8.4% | Added |
| Boothbay Fund Management, LLC | 142,399 | $862.0K | 0.03% | +26,977+23.4% | Added |
| Cowen Prime Advisors LLC | 141,219 | $854.0K | 0.29% | 00.0% | Unchanged |
| Pacific Ridge Capital Partners, LLC | 140,310 | $849.0K | 0.15% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 134,810 | $816.0K | 0.00% | +405+0.3% | Added |
| California State Teachers Retirement System | 119,225 | $721.0K | 0.00% | +3,135+2.7% | Added |
| Goldman Sachs Group Inc | 112,793 | $683.0K | 0.00% | +10,166+9.9% | Added |
| Barclays PLC | 107,794 | $653.0K | 0.00% | +64,433+148.6% | Added |
| Russell Investments Group, Ltd. | 107,312 | $648.0K | 0.00% | −35,660−24.9% | Reduced |
| Victory Capital Management Inc | 98,397 | $595.0K | 0.00% | +50,193+104.1% | Added |
| Rhumbline Advisers | 97,518 | $590.0K | 0.00% | −804−0.8% | Reduced |
| UBS Asset Management Americas Inc | 86,630 | $524.1K | 0.00% | +1,916+2.3% | Added |
| Allianz Asset Management GmbH | 80,179 | $485.0K | 0.00% | +23,978+42.7% | Added |
| Engineers Gate Manager LP | 78,578 | $475.0K | 0.02% | +78,578 | New |
| Credit Suisse AG | 75,079 | $454.0K | 0.00% | +1,435+1.9% | Added |
| Invesco Ltd. | 72,136 | $436.0K | 0.00% | −12,806−15.1% | Reduced |
| Mackenzie Financial Corp | 70,026 | $424.0K | 0.00% | +4,415+6.7% | Added |
| Bank of America Corp | 69,060 | $417.0K | 0.00% | +25,780+59.6% | Added |
| Principal Financial Group Inc | 68,826 | $416.0K | 0.00% | −37,414−35.2% | Reduced |
| Palisade Capital Management LLC | 67,500 | $408.0K | 0.01% | +2,500+3.8% | Added |
| Brandes Investment Partners, LP | 66,978 | $405.0K | 0.01% | +66,978 | New |
| Zebra Capital Management LLC | 66,401 | $401.0K | 0.64% | −18,660−21.9% | Reduced |
| Group One Trading, L.P. | 66,127 | $400.0K | 0.01% | −109,234−62.3% | Reduced |
| Meridian Wealth Advisors, LLC | 64,866 | $392.0K | 0.10% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 61,430 | $372.0K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 58,400 | $353.0K | 0.00% | −47,700−45.0% | Reduced |
| Voya Investment Management LLC | 57,633 | $349.0K | 0.00% | +10,679+22.7% | Added |
| Vident Investment Advisory, LLC | 55,096 | $333.0K | 0.01% | +5,399+10.9% | Added |
| Deutsche Bank AG | 51,603 | $312.0K | 0.00% | +1,278+2.5% | Added |
| Assenagon Asset Management S.A. | 51,651 | $312.0K | 0.00% | +51,651 | New |
| IndexIQ Advisors LLC | 51,438 | $311.0K | 0.01% | −3,324−6.1% | Reduced |
| Millennium Management LLC | 48,753 | $295.0K | 0.00% | +48,753 | New |
| Wells Fargo & Company | 48,132 | $291.0K | 0.00% | +45,561+1,772.1% | Added |
| Massachusetts Financial Services Co | 45,209 | $274.0K | 0.00% | −914−2.0% | Reduced |
| New York State Common Retirement Fund | 44,769 | $271.0K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 42,674 | $258.0K | 0.00% | −1,058−2.4% | Reduced |
| Panagora Asset Management Inc | 41,863 | $253.0K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 39,929 | $242.0K | 0.00% | −67−0.2% | Reduced |
| UBS Group AG | 37,907 | $229.0K | 0.00% | +23,306+159.6% | Added |
| State Board of Administration of Florida Retirement System | 37,443 | $227.0K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 37,378 | $226.0K | 0.00% | −1,119−2.9% | Reduced |
| HighTower Advisors, LLC | 36,768 | $221.0K | 0.00% | −1,410−3.7% | Reduced |
| Campbell & CO Investment Adviser LLC | 35,900 | $217.0K | 0.07% | +2,900+8.8% | Added |
| Citadel Advisors LLC | 33,261 | $201.0K | 0.00% | +17,156+106.5% | Added |
| Legal & General Group Plc | 32,429 | $196.0K | 0.00% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 31,484 | $190.0K | 0.00% | +12,278+63.9% | Added |
| Alliancebernstein L.P. | 27,151 | $164.0K | 0.00% | +30.0% | Added |
| Arizona State Retirement System | 25,912 | $157.0K | 0.00% | −180−0.7% | Reduced |
| HRT Financial LP | 25,446 | $153.0K | 0.00% | −8,968−26.1% | Reduced |
| State of Wisconsin Investment Board | 24,700 | $149.0K | 0.00% | −8,700−26.0% | Reduced |
| Essex Financial Services, Inc. | 24,000 | $145.0K | 0.01% | 00.0% | Unchanged |
| HSBC Holdings PLC | 22,872 | $139.0K | 0.00% | +2,657+13.1% | Added |
| Alpha Paradigm Partners, LLC | 21,314 | $129.0K | 0.05% | +21,314 | New |
| SG Americas Securities, LLC | 20,538 | $124.0K | 0.00% | −24,512−54.4% | Reduced |
| Ironwood Investment Management LLC | 20,431 | $124.0K | 0.06% | +527+2.6% | Added |
| Janus Henderson Group PLC | 19,030 | $115.0K | 0.00% | +19,030 | New |
| Teacher Retirement System of Texas | 18,579 | $112.0K | 0.00% | +3,353+22.0% | Added |
| Wedbush Securities Inc | 17,000 | $103.0K | 0.00% | +17,000 | New |
| SEI Investments Co | 18,920 | $99.0K | 0.00% | +2,895+18.1% | Added |
| ProShare Advisors LLC | 16,026 | $97.0K | 0.00% | +16,026 | New |
| Lazard Asset Management LLC | 14,825 | $89.0K | 0.00% | +14,825 | New |
| Squarepoint Ops LLC | 14,380 | $87.0K | 0.00% | +2,485+20.9% | Added |
| Koss-Olinger Consulting, LLC | 12,210 | $74.0K | 0.01% | +12,210 | New |
| Royal Bank of Canada | 12,027 | $73.0K | 0.00% | +3,492+40.9% | Added |
| MetLife Investment Management | 11,903 | $72.0K | 0.00% | −13,072−52.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 10,257 | $62.0K | 0.00% | +10,257 | New |
| Grimes & Company, Inc. | 10,030 | $61.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 10,043 | $60.8K | 0.00% | −904−8.3% | Reduced |
| Hanlon Investment Management, Inc. | 10,000 | $60.0K | 0.01% | 00.0% | Unchanged |
| Fortis Advisors, LLC | 10,000 | $60.0K | 0.03% | 00.0% | Unchanged |