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 |
|---|---|---|---|---|---|
| Toronto Dominion Bank | 8 | $0 | 0.00% | 00.0% | Unchanged |
| Arlington Partners LLC | 6 | $0 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 163 | $0 | 0.00% | +142+676.2% | Added |
| TFC Financial Management | 12 | $0 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 20 | $0 | 0.00% | +20 | New |
| Quadrant Capital Group LLC | 90 | $0 | 0.00% | +90 | New |
| Geneos Wealth Management Inc. | 163 | $0 | 0.00% | +163 | New |
| Kelly Financial Services LLC | 200 | $618 | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 420 | $1.00K | 0.00% | −4,066−90.6% | Reduced |
| Aquatic Capital Management LLC | 300 | $1.00K | 0.00% | −200−40.0% | Reduced |
| Covestor Ltd | 248 | $1.00K | 0.00% | −297−54.5% | Reduced |
| Manchester Capital Management LLC | 371 | $1.00K | 0.00% | +371 | New |
| Signaturefd, LLC | 352 | $1.00K | 0.00% | +352 | New |
| Atwood & Palmer Inc | 739 | $2.00K | 0.00% | 00.0% | Unchanged |
| Charter Oak Capital Management, LLC | 500 | $2.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 520 | $2.00K | 0.00% | +520 | New |
| Lindbrook Capital, LLC | 556 | $2.00K | 0.00% | +556 | New |
| Tower Research Capital LLC (TRC) | 1,297 | $4.00K | 0.00% | −1,051−44.8% | Reduced |
| Community Bank, N.A. | 1,400 | $4.00K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,406 | $4.00K | 0.00% | +1,406 | New |
| TCI Wealth Advisors, Inc. | 1,676 | $5.00K | 0.00% | +1,676 | New |
| IFP Advisors, Inc | 1,209 | $8.00K | 0.00% | +1,199+11,990.0% | Added |
| Captrust Financial Advisors | 3,032 | $9.00K | 0.00% | +1,849+156.3% | Added |
| US Bancorp | 3,389 | $10.0K | 0.00% | +733+27.6% | Added |
| Great West Life Assurance Co | 3,680 | $12.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 4,322 | $13.0K | 0.00% | −7,705−64.1% | Reduced |
| Metropolitan Life Insurance Co | 4,538 | $14.0K | 0.00% | −5,505−54.8% | Reduced |
| Group One Trading, L.P. | 4,844 | $15.0K | 0.00% | −61,283−92.7% | Reduced |
| Quantbot Technologies LP | 5,200 | $16.0K | 0.00% | +5,200 | New |
| Federation des caisses Desjardins du Quebec | 5,650 | $17.5K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 5,990 | $18.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 5,864 | $18.0K | 0.00% | 00.0% | Unchanged |
| Macquarie Group Ltd | 7,501 | $23.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 8,506 | $26.0K | 0.00% | +8,506 | New |
| Amalgamated Financial Corp. | 8,506 | $26.0K | 0.00% | +8,506 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,296 | $29.0K | 0.00% | 00.0% | Unchanged |
| 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 |
| Corton Capital Inc. | 10,474 | $32.0K | 0.01% | +10,474 | New |
| Mirabella Financial Services LLP | 10,700 | $33.0K | 0.00% | +10,700 | New |
| Man Group plc | 11,400 | $35.0K | 0.00% | +11,400 | New |
| 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 |
| ProShare Advisors LLC | 13,884 | $43.0K | 0.00% | −2,142−13.4% | Reduced |
| Lazard Asset Management LLC | 14,825 | $45.0K | 0.00% | 00.0% | Unchanged |
| SEI Investments Co | 23,058 | $49.0K | 0.00% | +4,138+21.9% | Added |
| UBS Group AG | 18,715 | $57.0K | 0.00% | −19,192−50.6% | Reduced |
| Janus Henderson Group PLC | 19,034 | $59.0K | 0.00% | +40.0% | Added |
| Teacher Retirement System of Texas | 19,826 | $61.0K | 0.00% | +1,247+6.7% | Added |
| Ironwood Investment Management LLC | 20,640 | $64.0K | 0.03% | +209+1.0% | Added |
| HSBC Holdings PLC | 22,944 | $70.0K | 0.00% | +72+0.3% | Added |
| 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 |
| Essex Financial Services, Inc. | 24,000 | $74.0K | 0.01% | 00.0% | Unchanged |
| Wells Fargo & Company | 24,463 | $76.0K | 0.00% | −23,669−49.2% | Reduced |
| 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 |
| Alliancebernstein L.P. | 27,311 | $84.0K | 0.00% | +160+0.6% | Added |
| Koss-Olinger Consulting, LLC | 29,790 | $92.0K | 0.01% | +17,580+144.0% | Added |
| 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 |
| Legal & General Group Plc | 32,429 | $100.0K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 32,689 | $101.0K | 0.00% | −7,240−18.1% | Reduced |
| Barclays PLC | 33,619 | $103.0K | 0.00% | −74,175−68.8% | Reduced |
| SG Americas Securities, LLC | 34,220 | $106.0K | 0.00% | +13,682+66.6% | Added |
| American International Group, Inc. | 34,921 | $108.0K | 0.00% | −2,457−6.6% | Reduced |
| State Board of Administration of Florida Retirement System | 37,443 | $116.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 38,902 | $120.2K | 0.00% | +26,999+226.8% | Added |
| Susquehanna International Group, LLP | 40,906 | $126.0K | 0.00% | +40,906 | New |
| Panagora Asset Management Inc | 42,369 | $131.0K | 0.00% | +506+1.2% | Added |
| Squarepoint Ops LLC | 43,900 | $136.0K | 0.00% | +29,520+205.3% | Added |
| New York State Common Retirement Fund | 44,771 | $138.0K | 0.00% | +20.0% | Added |
| 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 |
| Deutsche Bank AG | 47,067 | $145.0K | 0.00% | −4,536−8.8% | Reduced |
| Price T Rowe Associates Inc | 55,674 | $172.0K | 0.00% | +13,000+30.5% | Added |
| Millennium Management LLC | 59,592 | $184.0K | 0.00% | +10,839+22.2% | Added |
| Public Employees Retirement System of Ohio | 61,430 | $190.0K | 0.00% | 00.0% | Unchanged |
| Meridian Wealth Advisors, LLC | 64,866 | $200.0K | 0.05% | 00.0% | Unchanged |
| STRS Ohio | 65,400 | $202.0K | 0.00% | +55,700+574.2% | Added |
| Palisade Capital Management LLC | 70,000 | $216.0K | 0.00% | +2,500+3.7% | Added |
| Credit Suisse AG | 75,184 | $232.0K | 0.00% | +105+0.1% | Added |
| XTX Topco Ltd | 75,994 | $235.0K | 0.10% | +75,994 | New |
| Tudor Investment Corp Et Al | 81,515 | $252.0K | 0.01% | +81,515 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 82,500 | $255.0K | 0.00% | +82,500 | New |
| Two Sigma Advisers, LP | 82,900 | $256.0K | 0.00% | +82,900 | New |
| UBS Asset Management Americas Inc | 87,846 | $271.4K | 0.00% | +1,216+1.4% | Added |
| Rhumbline Advisers | 87,931 | $272.0K | 0.00% | −9,587−9.8% | Reduced |
| Zebra Capital Management LLC | 97,151 | $300.0K | 0.69% | +30,750+46.3% | Added |
| California State Teachers Retirement System | 111,788 | $345.0K | 0.00% | −7,437−6.2% | Reduced |
| Citigroup Inc | 113,748 | $351.0K | 0.00% | −29,869−20.8% | Reduced |
| Goldman Sachs Group Inc | 113,755 | $352.0K | 0.00% | +962+0.9% | Added |
| IndexIQ Advisors LLC | 125,995 | $389.0K | 0.01% | +74,557+144.9% | Added |
| Russell Investments Group, Ltd. | 131,118 | $403.0K | 0.00% | +23,806+22.2% | Added |
| Renaissance Technologies LLC | 132,411 | $409.0K | 0.00% | +74,011+126.7% | Added |
| Cowen Prime Advisors LLC | 134,219 | $415.0K | 0.17% | −7,000−5.0% | Reduced |
| Victory Capital Management Inc | 121,790 | $420.0K | 0.00% | +23,393+23.8% | Added |
| Pacific Ridge Capital Partners, LLC | 140,310 | $434.0K | 0.08% | 00.0% | Unchanged |
| Brandes Investment Partners, LP | 142,957 | $442.0K | 0.01% | +75,979+113.4% | Added |