Ribbon Communications Inc. (NASDAQ:RBBN) appears in 146 institutional 13F filings for the quarter ending December 2025.
| 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 |
| Jpmorgan Chase & Co | 31 Mar, 2026 | 52,037,577 | -50,288,073 | -49.15% | $149,868,221.00 |
| Neuberger Berman Group LLC | 31 Mar, 2026 | 17,431,102 | -822,943 | -4.51% | $46,032,220.00 |
| 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 | 8,323,298 | -425,902 | -4.87% | $23,971,098.00 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 31 Mar, 2026 | 8,036,335 | -286,963 | -3.45% | $17,037,030.00 |
| VANGUARD GROUP INC | 31 Mar, 2026 | 7,833,009 | 141,939 | 1.85% | $22,559,066.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 7,665,925 | -32,880 | -0.43% | $22,077,863.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 6,724,007 | -941,918 | -12.29% | $14,254,896.00 |
| DIMENSIONAL FUND ADVISORS LP | 31 Mar, 2026 | 6,475,125 | -70,410 | -1.08% | $18,649,429.00 |
| 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 |
| ROYCE & ASSOCIATES LP | 31 Mar, 2026 | 4,614,741 | 309,271 | 7.18% | $13,290,454.00 |
| 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 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 2,302,573 | -7,878 | -0.34% | $6,632,567.00 |
| State Street Corp | 31 Mar, 2026 | 2,099,793 | 5,280 | 0.25% | $6,047,404.00 |
| Connor, Clark & Lunn Investment Management Ltd. | 31 Mar, 2026 | 2,089,722 | 93,877 | 4.70% | $4,430,211.00 |
| Connor, Clark & Lunn Investment Management Ltd. | 31 Mar, 2026 | 1,995,845 | 130,676 | 7.01% | $5,748,034.00 |