Ribbon CommunicationsRBBN

13F holders, Q3 2024 (September 30)
126holders −3
7new positions
11sold out
3famous investors
$3.22avg. 13F price*

At the end of Q3 2024, 126 institutions reported holding Ribbon Communications Inc. (RBBN) in their 13F filings, down 3 from Q2 2024. 7 opened new positions and 11 sold out. The largest holders were JPMorgan Chase & Co. ($169.1M), Neuberger Berman Group LLC ($56.5M) and Paradigm Capital Management Inc. ($34.4M). 3 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).

Company
Ribbon Communications Inc.
CUSIP
762544104
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q1 2024: 132Q1 2024Q2 2024: 129Q2 2024Q3 2024: 126Q3 2024Q4 2024: 133Q4 2024Q1 2025: 144Q1 2025Q2 2025: 145Q2 2025Q3 2025: 153Q3 2025Q4 2025: 153Q4 2025Q1 2026: 150Q1 2026Q2 2026: 160Q2 2026

Total Exit/New Position Q2 2024 → Q3 2024

InstitutionsTotal Value
New Positions7$358K
Exits11$1.1M

All 13F filers, Q2 2024 → Q3 2024: 2,783,092 shares bought and 1,868,444 shares sold, net +914,648 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 126 holders

JPMorgan Chase & Co. 0.01% Reduce 0.0% 52,037,577 $169.1M
Neuberger Berman Group LLC 0.04% Add +4.3% 18,538,406 $56.5M
Paradigm Capital Management Inc. 1.53% Add +0.4% 10,592,700 $34.4M
BlackRock, Inc. 0.00% — 7,681,759 $25.0M
Vanguard Group Inc. 0.00% Add +1.4% 7,106,549 $23.1M
Dimensional Fund Advisors LP 0.00% Add +4.0% 6,012,630 $19.5M
Royce & Associates LP 0.07% Add +18.0% 2,536,278 $8.2M
Geode Capital Management, LLC 0.00% Add +1.4% 2,101,366 $6.8M
State Street Corp. 0.00% Add +0.4% 1,898,714 $6.2M
Franklin Resources Inc. 0.00% Reduce -18.7% 1,482,698 $4.9M
HERALD INVESTMENT MANAGEMENT Ltd 0.79% No change 1,415,869 $4.6M
First Wilshire Securities Management Inc. 1.07% Add +0.0% 1,169,735 $3.8M
Brandes Investment Partners, LP 0.03% Add +7.4% 808,799 $2.6M
Northern Trust Corp. 0.00% Add +2.4% 771,702 $2.5M
Charles Schwab Investment Management Inc. 0.00% Add +1.9% 762,892 $2.5M
Arrowstreet Capital, Limited Partnership 0.00% Reduce -4.8% 690,070 $2.2M
Victory Capital Management Inc. 0.00% Add +59.4% 504,503 $1.6M
Federated Hermes, Inc. 0.00% Add +0.2% 433,174 $1.4M
Connor, Clark & Lunn Investment Management Ltd. 0.01% Add +12.6% 416,356 $1.4M
Jacobs Levy Equity Management, Inc. 0.01% Reduce -46.1% 409,376 $1.3M
Morgan Stanley 0.00% Add +43.7% 403,798 $1.3M
D. E. Shaw & Co. 0.00% Reduce -17.1% 384,500 $1.2M
Goldman Sachs Group Inc. 0.00% Add +49.6% 370,626 $1.2M
Silverberg Bernstein Capital Management LLC 1.09% Reduce -6.6% 366,010 $1.2M
Bank of New York Mellon Corp 0.00% Reduce -15.9% 365,169 $1.2M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +0.2% 357,602 $1.2M
White Pine Capital LLC 0.39% Add +54.7% 354,861 $1.2M
Nuveen Asset Management, LLC 0.00% Reduce -0.8% 348,828 $1.1M
Pacific Ridge Capital Partners, LLC 0.18% Add +7.2% 237,325 $771K
Squarepoint Ops LLC 0.00% Reduce -4.0% 210,602 $684K
Invesco Ltd. 0.00% Reduce -20.8% 209,028 $679K
Swiss National Bank 0.00% No change 185,474 $603K
Panagora Asset Management Inc. 0.00% Reduce -7.4% 180,996 $588K
Barclays PLC 0.00% Add +153.4% 170,110 $553K
UBS Group AG 0.00% Add +86.8% 167,617 $545K
Rhumbline Advisers 0.00% Reduce -7.2% 141,704 $461K
Ameriprise Financial Inc. 0.00% No change 132,999 $432K
Assenagon Asset Management S.A. 0.00% Add +19.1% 129,984 $422K
Voya Investment Management LLC 0.00% Reduce -16.8% 119,699 $389K
Boothbay Fund Management, LLC 0.01% Add +94.7% 117,841 $383K
Alliancebernstein L.P. 0.00% Reduce -0.1% 103,110 $335K
Bank of America Corp. 0.00% Reduce -4.6% 97,891 $318K
American Century Companies Inc. 0.00% Reduce -0.2% 97,544 $317K
Gsa Capital Partners LLP 0.02% Reduce -8.3% 90,043 $293K
California State Teachers Retirement System 0.00% Reduce -2.3% 90,044 $293K
SG Capital Management LLC 0.04% No change 88,110 $286K
Citigroup Inc. 0.00% Add +117.8% 83,571 $272K
Citadel Advisors 0.00% Reduce -65.5% 81,256 $264K
Sei Investments Co. 0.00% Add +3.2% 80,367 $261K
Los Angeles Capital Management LLC 0.00% Reduce -25.4% 79,920 $260K
Algert Global LLC 0.01% Reduce -66.6% 76,269 $248K
Jane Street Group, LLC 0.00% Reduce -20.6% 75,290 $245K
First Eagle Investment Management, LLC 0.00% New 71,279 $232K
Legal & General Group Plc 0.00% No change 67,303 $219K
Meridian Wealth Advisors, LLC 0.04% No change 64,866 $211K
Public Employees Retirement System of Ohio 0.00% No change 58,636 $191K
T. Rowe Price Associates Inc. 0.00% Add +1.0% 57,626 $188K
Two Sigma Advisers, LP 0.00% Reduce -48.1% 57,800 $188K
Deutsche Bank AG 0.00% Add +34.5% 54,499 $177K
Envestnet Asset Management Inc. 0.00% Add +18.6% 54,441 $177K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +10.4% 50,296 $163K
Sanctuary Advisors, LLC 0.00% Reduce -3.1% 40,908 $160K
Corebridge Financial, Inc. 0.00% Add +0.4% 48,947 $159K
Wells Fargo & Company 0.00% Add +4.0% 47,686 $155K
Atria Investments, Inc 0.00% Reduce -18.0% 46,886 $152K
Engineers Gate Manager LP 0.00% Reduce -24.4% 41,395 $135K
Prelude Capital Management, LLC 0.01% Add +160.5% 40,900 $133K
HSBC Holdings PLC 0.00% Reduce -10.2% 38,596 $126K
State Board of Administration of Florida Retirement System 0.00% No change 37,543 $122K
Russell Investments Group, Ltd. 0.00% Reduce -25.3% 37,365 $121K
Manufacturers Life Insurance Company, The 0.00% Reduce -2.8% 36,756 $119K
Janus Henderson Group PLC 0.00% No change 35,625 $116K
SG Americas Securities, LLC 0.00% Add +81.3% 34,793 $113K
Worth Venture Partners, LLC 0.84% Reduce -7.3% 34,609 $112K
MetLife Investment Management, LLC 0.00% Reduce -42.2% 30,571 $99K
Arizona State Retirement System 0.00% Add +3.7% 27,542 $90K
Palisade Capital Management, LP 0.00% Reduce -8.3% 27,500 $89K
Susquehanna International Group, LLP 0.00% Add +127.0% 27,097 $88K
Essex Financial Services, Inc. 0.01% Add +0.5% 24,126 $83K
Millennium Management 0.00% Reduce -30.5% 25,371 $82K
HighTower Advisors, LLC 0.00% Reduce -0.9% 25,148 $82K
New York State Common Retirement Fund 0.00% No change 22,549 $73K
Vista Investment Partners LLC 0.02% No change 20,400 $66K
BNP Paribas Financial Markets 0.00% Add +9.2% 19,392 $63K
LPL Financial LLC 0.00% Add +15.1% 19,090 $62K
Ironwood Investment Management LLC 0.03% Add +0.8% 18,925 $62K
STRS Ohio 0.00% No change 17,600 $57K
ProShare Advisors LLC 0.00% Add +45.4% 17,297 $56K
Two Sigma Investments, LP 0.00% Reduce -57.5% 14,359 $47K
Vestmark Advisory Solutions, Inc. 0.00% No change 13,803 $45K
NewEdge Wealth, LLC 0.00% No change 13,803 $45K
Fifth Third Bancorp 0.00% New 12,887 $42K
Intech Investment Management LLC 0.00% New 10,523 $34K
Lazard Asset Management LLC 0.00% New 10,473 $34K
GRIMES & Co WEALTH MANAGEMENT, LLC 0.00% No change 10,030 $33K
Fortis Advisors, LLC 0.02% No change 10,000 $33K
Kathmere Capital Management, LLC 0.00% No change 10,000 $33K
Tower Research Capital LLC (TRC) 0.00% Reduce -40.6% 9,694 $32K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 9,296 $30K
Royal Bank of Canada 0.00% Add +9.5% 9,328 $30K
Ameritas Investment Partners, Inc. 0.00% No change 8,663 $28K
Comerica Bank 0.00% Add +10.5% 5,856 $19K
Bessemer Group Inc. 0.00% New 5,000 $16K
US Bancorp \de 0.00% Reduce -14.8% 4,316 $14K
CANADA LIFE ASSURANCE Co 0.00% No change 3,680 $12K
FMR LLC 0.00% Add +11.0% 3,438 $11K
Allworth Financial LP 0.00% No change 3,102 $10K
Amalgamated Bank 0.00% No change 3,119 $10K
Simplex Trading, LLC 0.00% Reduce -74.1% 2,538 $8K
Community Bank, N.A. 0.00% No change 1,400 $5K
PNC Financial Services Group, Inc. 0.00% No change 1,036 $3K
Group One Trading LLC 0.00% Add +206.3% 916 $3K
First Horizon Advisors, Inc. 0.00% No change 902 $3K
Arax Advisory Partners 0.00% No change 718 $2K
Cwm, LLC 0.00% Add +129.1% 268 $1K
Sterling Capital Management LLC 0.00% — 288 $936
ClariVest Asset Management LLC 0.00% No change 265 $872
Osaic Holdings, Inc. 0.00% Reduce -46.5% 253 $822
Nisa Investment Advisors, LLC 0.00% Reduce -34.1% 166 $540
Rothschild Investment LLC 0.00% No change 85 $276
CoreCap Advisors, LLC 0.00% New 80 $260
Earned Wealth Advisors, LLC 0.00% New 75 $244
Lindbrook Capital, LLC 0.00% No change 70 $228
TFC Financial Management, Inc. 0.00% No change 12 $39
IFP Advisors, Inc 0.00% No change 10 $32
Arlington Trust Co LLC 0.00% No change 6 $20

"% of holder's portfolio" is RBBN's weight in each manager's 13F, not the share of Ribbon Communications Inc. the manager owns.