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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, Q2 2022

Institutional positions in Ribbon Communications Inc. as of Jun 30, 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
132
−1 vs. Q1 2022
Shares held
100.8M
+1.16M (+1.2%) vs. Q1 2022
Total value
$306.6M
−$1.40M (−0.5%) vs. Q1 2022
New holders
16
43 more added
Sold out
17
46 more reduced

3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: 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.

Institutional holdersQ2 2022: 132 institutions
Q1 2021: 146 institutionsQ2 2021: 127 institutionsQ3 2021: 124 institutionsQ4 2021: 129 institutionsQ1 2022: 136 institutionsQ2 2022: 132 institutionsQ3 2022: 129 institutionsQ4 2022: 130 institutionsQ1 2023: 145 institutionsQ2 2023: 127 institutionsQ3 2023: 122 institutionsQ4 2023: 125 institutionsQ1 2024: 132 institutionsQ2 2024: 129 institutionsQ3 2024: 126 institutionsQ4 2024: 133 institutionsQ1 2025: 144 institutionsQ2 2025: 145 institutionsQ3 2025: 153 institutionsQ4 2025: 153 institutionsQ1 2026: 150 institutionsQ2 2026: 160 institutions
Value heldQ2 2022: $306.6M
Q1 2021: $804.7MQ2 2021: $748.5MQ3 2021: $580.4MQ4 2021: $600.0MQ1 2022: $308.9MQ2 2022: $306.6MQ3 2022: $262.9MQ4 2022: $329.3MQ1 2023: $422.5MQ2 2023: $353.2MQ3 2023: $341.2MQ4 2023: $372.7MQ1 2024: $397.7MQ2 2024: $424.9MQ3 2024: $402.3MQ4 2024: $519.8MQ1 2025: $495.2MQ2 2025: $508.9MQ3 2025: $488.6MQ4 2025: $369.2MQ1 2026: $268.2MQ2 2026: $289.8M
Institutions holding RBBN and their total value by quarter
QuarterHoldersValue
Q2 2026160$289.8M
Q1 2026150$268.2M
Q4 2025153$369.2M
Q3 2025153$488.6M
Q2 2025145$508.9M
Q1 2025144$495.2M
Q4 2024133$519.8M
Q3 2024126$402.3M
Q2 2024129$424.9M
Q1 2024132$397.7M
Q4 2023125$372.7M
Q3 2023122$341.2M
Q2 2023127$353.2M
Q1 2023145$422.5M
Q4 2022130$329.3M
Q3 2022129$262.9M
Q2 2022132$306.6M
Q1 2022136$308.9M
Q4 2021129$600.0M
Q3 2021124$580.4M
Q2 2021127$748.5M
Q1 2021146$804.7M

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding Ribbon Communications Inc.; share changes are against Q1 2022.

Institutions holding RBBN in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
JPMorgan Chase & Co49,953,259$151.9M0.02%00.0%Unchanged
Paradigm Capital Management Inc10,312,922$31.4M2.13%+1,828,922+21.6%Added
BlackRock Inc.5,873,348$17.9M0.00%−776,641−11.7%Reduced
Vanguard Group Inc4,845,044$14.7M0.00%+194,609+4.2%Added
Dimensional Fund Advisors LP3,627,647$11.0M0.00%−77,024−2.1%Reduced
Neuberger Berman Group LLC3,531,489$10.7M0.01%+44,236+1.3%Added
Geode Capital Management, LLC1,847,742$5.62M0.00%+52,234+2.9%Added
State Street Corp1,730,616$5.26M0.00%−2710.0%Reduced
Penserra Capital Management LLC1,621,054$4.93M0.13%+514,478+46.5%Added
Federated Hermes, Inc.1,462,123$4.45M0.01%+168,910+13.1%Added
First Wilshire Securities Management Inc1,445,195$4.39M1.64%−10,170−0.7%Reduced
First Trust Advisors LP1,133,088$3.44M0.00%−1,311,080−53.6%Reduced
Herald Investment Management Ltd1,088,000$3.31M0.77%00.0%Unchanged
D. E. Shaw & Co., Inc.901,688$2.74M0.00%−57,600−6.0%Reduced
Northern Trust Corp781,846$2.38M0.00%−14,471−1.8%Reduced
Charles Schwab Investment Management Inc749,119$2.28M0.00%−19,025−2.5%Reduced
Nuveen Asset Management, LLC725,635$2.21M0.00%−17,421−2.3%Reduced
Jacobs Levy Equity Management, Inc609,227$1.85M0.01%+4,555+0.8%Added
Arrowstreet Capital, Limited Partnership430,372$1.31M0.00%+150,657+53.9%Added
Bridgeway Capital Management, LLC398,513$1.21M0.03%00.0%Unchanged
Bank of New York Mellon Corp397,126$1.21M0.00%−34,464−8.0%Reduced
Morgan Stanley354,648$1.08M0.00%+56,172+18.8%Added
Millennium Management LLC345,944$1.05M0.00%+286,352+480.5%Added
BNP Paribas Arbitrage, SA332,948$1.01M0.00%−26,153−7.3%Reduced
AQR Capital Management LLC315,429$959.0K0.00%+87,987+38.7%Added
Russell Investments Group, Ltd.304,287$923.0K0.00%+173,169+132.1%Added
Gsa Capital Partners LLP286,571$871.0K0.13%+54,522+23.5%Added
Brandes Investment Partners, LP242,329$737.0K0.02%+99,372+69.5%Added
Boothbay Fund Management, LLC235,911$717.0K0.02%+18,183+8.4%Added
Engineers Gate Manager LP224,859$684.0K0.03%−41,384−15.5%Reduced
Goldman Sachs Group Inc220,117$669.0K0.00%+106,362+93.5%Added
Invesco Ltd.205,760$626.0K0.00%+36,693+21.7%Added
Assenagon Asset Management S.A.199,798$607.0K0.00%−59,003−22.8%Reduced
Globeflex Capital L P197,647$601.0K0.15%00.0%Unchanged
Swiss National Bank175,074$532.0K0.00%−53,400−23.4%Reduced
Two Sigma Investments, LP169,001$514.0K0.00%−10,072−5.6%Reduced
New York Life Investment Management LLC150,919$459.0K0.01%+150,919New
Victory Capital Management Inc149,472$454.0K0.00%+27,682+22.7%Added
Pacific Ridge Capital Partners, LLC139,570$424.0K0.10%−740−0.5%Reduced
Cowen Prime Advisors LLC131,719$400.0K0.23%−2,500−1.9%Reduced
Panagora Asset Management Inc121,044$368.0K0.00%+78,675+185.7%Added
Jane Street Group, LLC118,082$359.0K0.00%+118,082New
Renaissance Technologies LLC115,300$351.0K0.00%−17,111−12.9%Reduced
Two Sigma Advisers, LP106,200$323.0K0.00%+23,300+28.1%Added
Marshall Wace, LLP104,654$318.0K0.00%−125,870−54.6%Reduced
Rhumbline Advisers103,940$316.0K0.00%+16,009+18.2%Added
Acadian Asset Management LLC96,097$292.0K0.00%+96,097New
California State Teachers Retirement System95,873$291.0K0.00%−15,915−14.2%Reduced
Zebra Capital Management LLC94,689$288.0K0.85%−2,462−2.5%Reduced
Connor, Clark & Lunn Investment Management Ltd.94,830$288.0K0.00%+94,830New
Tudor Investment Corp Et Al92,797$282.0K0.01%+11,282+13.8%Added
Voya Investment Management LLC87,905$267.0K0.00%+57,169+186.0%Added
UBS Asset Management Americas Inc87,797$266.9K0.00%−49−0.1%Reduced
Man Group plc–$248.0K0.00%––
Susquehanna International Group, LLP77,909$237.0K0.00%+37,003+90.5%Added
Jump Financial, LLC74,100$225.0K0.01%+74,100New
STRS Ohio72,400$220.0K0.00%+7,000+10.7%Added
Palisade Capital Management LLC70,000$213.0K0.01%00.0%Unchanged
Meridian Wealth Advisors, LLC64,866$197.0K0.05%00.0%Unchanged
State of Wisconsin Investment Board62,723$191.0K0.00%+62,723New
Credit Suisse AG61,706$188.0K0.00%−13,478−17.9%Reduced
Public Employees Retirement System of Ohio61,430$187.0K0.00%00.0%Unchanged
SG Americas Securities, LLC60,446$184.0K0.00%+26,226+76.6%Added
Price T Rowe Associates Inc56,081$170.0K0.00%+407+0.7%Added
Citigroup Inc54,003$164.0K0.00%−59,745−52.5%Reduced
Deutsche Bank AG48,226$146.0K0.00%+1,159+2.5%Added
New York State Common Retirement Fund44,710$136.0K0.00%−61−0.1%Reduced
Cubist Systematic Strategies, LLC43,925$134.0K0.00%+43,925New
Alliancebernstein L.P.41,748$127.0K0.00%+14,437+52.9%Added
Koss-Olinger Consulting, LLC41,085$125.0K0.02%+11,295+37.9%Added
Alpha Paradigm Partners, LLC39,621$120.0K0.05%+39,621New
State Board of Administration of Florida Retirement System37,443$114.0K0.00%00.0%Unchanged
XTX Topco Ltd36,737$112.0K0.05%−39,257−51.7%Reduced
American International Group, Inc.33,844$103.0K0.00%−1,077−3.1%Reduced
Manufacturers Life Insurance Company, The33,773$102.7K0.00%+1,084+3.3%Added
Legal & General Group Plc28,878$87.0K0.00%−3,551−11.0%Reduced
Citadel Advisors LLC28,183$86.0K0.00%−220,762−88.7%Reduced
Barclays PLC27,017$82.0K0.00%−6,602−19.6%Reduced
HighTower Advisors, LLC26,516$81.0K0.00%+97+0.4%Added
Essex Financial Services, Inc.24,000$73.0K0.01%00.0%Unchanged
Wedbush Securities Inc24,109$73.0K0.00%+500+2.1%Added
Ironwood Investment Management LLC20,647$63.0K0.04%+70.0%Added
Arizona State Retirement System20,139$61.0K0.00%−5,975−22.9%Reduced
Bank of America Corp19,599$60.0K0.00%−11,061−36.1%Reduced
HSBC Holdings PLC19,152$58.0K0.00%−3,792−16.5%Reduced
Janus Henderson Group PLC18,595$57.0K0.00%−439−2.3%Reduced
SEI Investments Co24,323$53.0K0.00%+1,265+5.5%Added
Independent Financial Group, LLC17,000$51.7K0.01%+17,000New
Balyasny Asset Management LLC16,051$49.0K0.00%+16,051New
Teacher Retirement System of Texas14,865$45.0K0.00%−4,961−25.0%Reduced
Lazard Asset Management LLC14,825$45.0K0.00%00.0%Unchanged
Mackenzie Financial Corp13,870$42.0K0.00%+13,870New
HRT Financial LP11,854$36.0K0.00%+11,854New
Quantbot Technologies LP10,600$32.0K0.00%+5,400+103.8%Added
Grimes & Company, Inc.10,030$30.0K0.00%00.0%Unchanged
Hanlon Investment Management, Inc.10,000$30.0K0.01%00.0%Unchanged
Fortis Advisors, LLC10,000$30.0K0.02%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)9,296$28.0K0.00%00.0%Unchanged
Amalgamated Bank9,080$28.0K0.00%+574+6.7%Added
Macquarie Group Ltd7,501$23.0K0.00%00.0%Unchanged