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, Q1 2022
Institutional positions in Ribbon Communications Inc. as of Mar 31, 2022. 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
- 136
- +7 vs. Q4 2021
- Shares held
- 99.9M
- +718.9K (+0.7%) vs. Q4 2021
- Total value
- $308.9M
- −$291.1M (−48.5%) vs. Q4 2021
- New holders
- 25
- 56 more added
- Sold out
- 18
- 30 more reduced
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Ribbon Communications Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 49,953,259 | $154.4M | 0.02% | +3,8610.0% | Added |
| Paradigm Capital Management Inc | 8,484,000 | $26.2M | 1.42% | +7,400+0.1% | Added |
| BlackRock Inc. | 6,649,989 | $20.5M | 0.00% | +80,750+1.2% | Added |
| Vanguard Group Inc | 4,650,435 | $14.4M | 0.00% | −10,203−0.2% | Reduced |
| Dimensional Fund Advisors LP | 3,704,671 | $11.4M | 0.00% | +72,194+2.0% | Added |
| Neuberger Berman Group LLC | 3,487,253 | $10.8M | 0.01% | −81,489−2.3% | Reduced |
| First Trust Advisors LP | 2,444,168 | $7.55M | 0.01% | +921,186+60.5% | Added |
| Geode Capital Management, LLC | 1,795,508 | $5.55M | 0.00% | +69,460+4.0% | Added |
| State Street Corp | 1,730,887 | $5.35M | 0.00% | +53,911+3.2% | Added |
| First Wilshire Securities Management Inc | 1,455,365 | $4.50M | 1.58% | +1,023,449+237.0% | Added |
| Federated Hermes, Inc. | 1,293,213 | $4.00M | 0.01% | +1,293,212+129,321,200.0% | Added |
| Penserra Capital Management LLC | 1,106,576 | $3.42M | 0.08% | −83,600−7.0% | Reduced |
| Herald Investment Management Ltd | 1,088,000 | $3.36M | 0.61% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 959,288 | $2.96M | 0.00% | +491,397+105.0% | Added |
| Northern Trust Corp | 796,317 | $2.46M | 0.00% | −19,230−2.4% | Reduced |
| Nuveen Asset Management, LLC | 743,056 | $2.44M | 0.00% | +10,604+1.4% | Added |
| Charles Schwab Investment Management Inc | 768,144 | $2.37M | 0.00% | +34,974+4.8% | Added |
| Jacobs Levy Equity Management, Inc | 604,672 | $1.87M | 0.01% | −2860.0% | Reduced |
| Bank of New York Mellon Corp | 431,590 | $1.33M | 0.00% | +7,168+1.7% | Added |
| Bridgeway Capital Management, LLC | 398,513 | $1.23M | 0.02% | +100,000+33.5% | Added |
| BNP Paribas Arbitrage, SA | 359,101 | $1.11M | 0.00% | +90,216+33.6% | Added |
| Hussman Strategic Advisors, Inc. | 338,000 | $1.04M | 0.20% | −15,600−4.4% | Reduced |
| Morgan Stanley | 298,476 | $922.0K | 0.00% | −50,390−14.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 279,715 | $864.0K | 0.00% | −81,975−22.7% | Reduced |
| Engineers Gate Manager LP | 266,243 | $823.0K | 0.03% | +187,665+238.8% | Added |
| Assenagon Asset Management S.A. | 258,801 | $800.0K | 0.00% | +207,150+401.1% | Added |
| Citadel Advisors LLC | 248,945 | $769.0K | 0.00% | +215,684+648.5% | Added |
| Gsa Capital Partners LLP | 232,049 | $717.0K | 0.10% | +17,421+8.1% | Added |
| Marshall Wace, LLP | 230,524 | $712.0K | 0.00% | +230,524 | New |
| Swiss National Bank | 228,474 | $706.0K | 0.00% | +16,900+8.0% | Added |
| AQR Capital Management LLC | 227,442 | $703.0K | 0.00% | +227,442 | New |
| Boothbay Fund Management, LLC | 217,728 | $673.0K | 0.02% | +75,329+52.9% | Added |
| Globeflex Capital L P | 197,647 | $611.0K | 0.12% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 179,073 | $553.0K | 0.00% | +179,073 | New |
| Parametric Portfolio Associates LLC | 173,054 | $535.0K | 0.00% | +38,244+28.4% | Added |
| Invesco Ltd. | 169,067 | $522.0K | 0.00% | +96,931+134.4% | Added |
| Brandes Investment Partners, LP | 142,957 | $442.0K | 0.01% | +75,979+113.4% | Added |
| Pacific Ridge Capital Partners, LLC | 140,310 | $434.0K | 0.08% | 00.0% | Unchanged |
| Victory Capital Management Inc | 121,790 | $420.0K | 0.00% | +23,393+23.8% | Added |
| Cowen Prime Advisors LLC | 134,219 | $415.0K | 0.17% | −7,000−5.0% | Reduced |
| Renaissance Technologies LLC | 132,411 | $409.0K | 0.00% | +74,011+126.7% | Added |
| Russell Investments Group, Ltd. | 131,118 | $403.0K | 0.00% | +23,806+22.2% | Added |
| IndexIQ Advisors LLC | 125,995 | $389.0K | 0.01% | +74,557+144.9% | Added |
| Goldman Sachs Group Inc | 113,755 | $352.0K | 0.00% | +962+0.9% | Added |
| Citigroup Inc | 113,748 | $351.0K | 0.00% | −29,869−20.8% | Reduced |
| California State Teachers Retirement System | 111,788 | $345.0K | 0.00% | −7,437−6.2% | Reduced |
| Zebra Capital Management LLC | 97,151 | $300.0K | 0.69% | +30,750+46.3% | Added |
| Rhumbline Advisers | 87,931 | $272.0K | 0.00% | −9,587−9.8% | Reduced |
| UBS Asset Management Americas Inc | 87,846 | $271.4K | 0.00% | +1,216+1.4% | Added |
| Two Sigma Advisers, LP | 82,900 | $256.0K | 0.00% | +82,900 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 82,500 | $255.0K | 0.00% | +82,500 | New |
| Tudor Investment Corp Et Al | 81,515 | $252.0K | 0.01% | +81,515 | New |
| XTX Topco Ltd | 75,994 | $235.0K | 0.10% | +75,994 | New |
| Credit Suisse AG | 75,184 | $232.0K | 0.00% | +105+0.1% | Added |
| Palisade Capital Management LLC | 70,000 | $216.0K | 0.00% | +2,500+3.7% | Added |
| STRS Ohio | 65,400 | $202.0K | 0.00% | +55,700+574.2% | Added |
| Meridian Wealth Advisors, LLC | 64,866 | $200.0K | 0.05% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 61,430 | $190.0K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 59,592 | $184.0K | 0.00% | +10,839+22.2% | Added |
| Price T Rowe Associates Inc | 55,674 | $172.0K | 0.00% | +13,000+30.5% | Added |
| Deutsche Bank AG | 47,067 | $145.0K | 0.00% | −4,536−8.8% | Reduced |
| Principal Financial Group Inc | 45,737 | $141.0K | 0.00% | −23,089−33.5% | Reduced |
| Massachusetts Financial Services Co | 45,678 | $141.0K | 0.00% | +469+1.0% | Added |
| New York State Common Retirement Fund | 44,771 | $138.0K | 0.00% | +20.0% | Added |
| Squarepoint Ops LLC | 43,900 | $136.0K | 0.00% | +29,520+205.3% | Added |
| Panagora Asset Management Inc | 42,369 | $131.0K | 0.00% | +506+1.2% | Added |
| Susquehanna International Group, LLP | 40,906 | $126.0K | 0.00% | +40,906 | New |
| MetLife Investment Management | 38,902 | $120.2K | 0.00% | +26,999+226.8% | Added |
| State Board of Administration of Florida Retirement System | 37,443 | $116.0K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 34,921 | $108.0K | 0.00% | −2,457−6.6% | Reduced |
| SG Americas Securities, LLC | 34,220 | $106.0K | 0.00% | +13,682+66.6% | Added |
| Barclays PLC | 33,619 | $103.0K | 0.00% | −74,175−68.8% | Reduced |
| Manufacturers Life Insurance Company, The | 32,689 | $101.0K | 0.00% | −7,240−18.1% | Reduced |
| Legal & General Group Plc | 32,429 | $100.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 30,660 | $95.0K | 0.00% | −38,400−55.6% | Reduced |
| Voya Investment Management LLC | 30,736 | $95.0K | 0.00% | −26,897−46.7% | Reduced |
| Koss-Olinger Consulting, LLC | 29,790 | $92.0K | 0.01% | +17,580+144.0% | Added |
| Alliancebernstein L.P. | 27,311 | $84.0K | 0.00% | +160+0.6% | Added |
| HighTower Advisors, LLC | 26,419 | $81.0K | 0.00% | −10,349−28.1% | Reduced |
| Arizona State Retirement System | 26,114 | $81.0K | 0.00% | +202+0.8% | Added |
| Wells Fargo & Company | 24,463 | $76.0K | 0.00% | −23,669−49.2% | Reduced |
| Essex Financial Services, Inc. | 24,000 | $74.0K | 0.01% | 00.0% | Unchanged |
| Wedbush Securities Inc | 23,609 | $73.0K | 0.00% | +6,609+38.9% | Added |
| Prelude Capital Management, LLC | 23,600 | $73.0K | 0.00% | +23,600 | New |
| HSBC Holdings PLC | 22,944 | $70.0K | 0.00% | +72+0.3% | Added |
| Ironwood Investment Management LLC | 20,640 | $64.0K | 0.03% | +209+1.0% | Added |
| Teacher Retirement System of Texas | 19,826 | $61.0K | 0.00% | +1,247+6.7% | Added |
| Janus Henderson Group PLC | 19,034 | $59.0K | 0.00% | +40.0% | Added |
| UBS Group AG | 18,715 | $57.0K | 0.00% | −19,192−50.6% | Reduced |
| SEI Investments Co | 23,058 | $49.0K | 0.00% | +4,138+21.9% | Added |
| Lazard Asset Management LLC | 14,825 | $45.0K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 13,884 | $43.0K | 0.00% | −2,142−13.4% | Reduced |
| Allspring Global Investments Holdings, LLC | 12,071 | $37.0K | 0.00% | +1,814+17.7% | Added |
| Caxton Associates LP | 11,895 | $37.0K | 0.00% | +11,895 | New |
| Man Group plc | 11,400 | $35.0K | 0.00% | +11,400 | New |
| Mirabella Financial Services LLP | 10,700 | $33.0K | 0.00% | +10,700 | New |
| Corton Capital Inc. | 10,474 | $32.0K | 0.01% | +10,474 | New |
| Grimes & Company, Inc. | 10,030 | $31.0K | 0.00% | 00.0% | Unchanged |
| Hanlon Investment Management, Inc. | 10,000 | $31.0K | 0.01% | 00.0% | Unchanged |
| Fortis Advisors, LLC | 10,000 | $31.0K | 0.02% | 00.0% | Unchanged |