Ribbon Communications Inc. (RBBN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

176,620,000Shares Outstanding
129,489,793Shares held by institutions
$261,569,379Value of institutional holdings
73.32%Institutional ownership %
-27.23%Shares Changed QoQ
146No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Ribbon Communications Inc. (NASDAQ:RBBN) has 146 institutional investors with active 13F positions as of December 2025.

148 Institutional Holders

129,489,793 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
Jpmorgan Chase & Co 31 Mar, 2026 52,043,036 5,459 0.01% $107,989,300.00
Neuberger Berman Group LLC 31 Mar, 2026 17,361,988 -69,114 -0.40% $33,200,090.00
PARADIGM CAPITAL MANAGEMENT INC/NY 31 Mar, 2026 8,036,335 -286,963 -3.45% $17,037,030.00
BlackRock, Inc. 31 Mar, 2026 6,724,007 -941,918 -12.29% $14,254,896.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 6,351,110 -124,015 -1.92% $13,463,964.00
ROYCE & ASSOCIATES LP 31 Mar, 2026 4,879,741 265,000 5.74% $10,345,051.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 4,216,459 4,216,459 0.00% $8,938,893.00
VANGUARD PORTFOLIO MANAGEMENT LLC 31 Mar, 2026 3,335,665 3,335,665 0.00% $7,071,610.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 2,414,560 111,987 4.86% $5,119,979.00
Connor, Clark & Lunn Investment Management Ltd. 31 Mar, 2026 2,089,722 93,877 4.70% $4,430,211.00
State Street Corp 31 Mar, 2026 1,910,027 -189,766 -9.04% $4,049,257.00
D. E. Shaw & Co., Inc. 31 Mar, 2026 1,538,472 558,631 57.01% $3,261,561.00
ACADIAN ASSET MANAGEMENT LLC 31 Mar, 2026 1,438,490 677,325 88.99% $3,043.00
FIRST WILSHIRE SECURITIES MANAGEMENT INC 31 Mar, 2026 1,407,178 139,592 11.01% $2,983,217.00
AQR CAPITAL MANAGEMENT LLC 31 Mar, 2026 1,257,347 765,876 155.83% $2,665,576.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 31 Mar, 2026 1,216,876 187,160 18.18% $2,579,777.00
MARSHALL WACE, LLP 31 Mar, 2026 769,787 596,085 343.17% $1,631,949.00
Goldman Sachs Group Inc 31 Mar, 2026 744,745 -830,241 -52.71% $1,578,860.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 31 Mar, 2026 708,163 -60,911 -7.92% $1,501,306.00
Northern Trust Corp 31 Mar, 2026 705,858 -216,696 -23.49% $1,496,419.00