| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| PARADIGM CAPITAL MANAGEMENT INC/NY | 5% | $36,567,476 | 8,748,200 | PARADIGM CAPITAL MANAGEMENT INC/NY | 30 Jun 2025 |
As of 30 Sep 2025, 151 institutional investors reported holding 129,879,006 shares of Ribbon Communications Inc. - Common Stock (RBBN). This represents 74% of the company’s total 174,964,000 outstanding shares.
The largest institutional shareholders of Ribbon Communications Inc. - Common Stock (RBBN) together control 70% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| JPMORGAN CHASE & CO | 30% | 52,037,577 | 0% | 0.01% | $197,742,791 |
| NEUBERGER BERMAN GROUP LLC | 10% | 18,254,045 | -1.1% | 0.05% | $64,530,091 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 5% | 8,749,200 | +0.01% | 1.4% | $33,246,960 |
| BlackRock, Inc. | 4.4% | 7,698,805 | -0.52% | 0% | $29,255,459 |
| VANGUARD GROUP INC | 4.4% | 7,691,070 | +2.2% | 0% | $29,226,066 |
| DIMENSIONAL FUND ADVISORS LP | 3.7% | 6,545,535 | -0.3% | 0.01% | $24,872,120 |
| ROYCE & ASSOCIATES LP | 2.5% | 4,305,470 | +17% | 0.16% | $16,360,786 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.3% | 2,310,451 | +0.31% | 0% | $8,781,323 |
| STATE STREET CORP | 1.2% | 2,094,513 | +0.08% | 0% | $7,959,149 |
| Connor, Clark & Lunn Investment Management Ltd. | 1.1% | 1,865,169 | +26% | 0.02% | $7,087,642 |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 0.75% | 1,305,358 | -1.9% | 1.3% | $4,960,360 |
| First Eagle Investment Management, LLC | 0.59% | 1,033,914 | +0.78% | 0.01% | $3,928,873 |
| NORTHERN TRUST CORP | 0.57% | 998,111 | -0.08% | 0% | $3,792,822 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.55% | 964,446 | +100% | 0% | $3,664,895 |
| Herald Investment Management Ltd | 0.52% | 912,869 | 0% | 0.46% | $3,468,902 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.44% | 769,487 | +0.43% | 0% | $2,924,051 |
| FRANKLIN RESOURCES INC | 0.34% | 597,663 | -45% | 0% | $2,271,119 |
| D. E. Shaw & Co., Inc. | 0.34% | 588,892 | +41% | 0% | $2,237,790 |
| Cinctive Capital Management LP | 0.3% | 524,067 | 0.1% | $1,991,455 | |
| MORGAN STANLEY | 0.29% | 504,683 | +96% | 0% | $1,917,796 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 0.27% | 471,201 | +9% | 0.01% | $1,790,564 |
| Silverberg Bernstein Capital Management LLC | 0.24% | 427,979 | +9% | 0.99% | $1,626,120 |
| GOLDMAN SACHS GROUP INC | 0.24% | 424,159 | +75% | 0% | $1,611,805 |
| VICTORY CAPITAL MANAGEMENT INC | 0.2% | 354,626 | -28% | 0% | $1,347,579 |
| RAYMOND JAMES FINANCIAL INC | 0.2% | 348,802 | +0.05% | 0% | $1,325,447 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 548,607 | $1,580,361 | +$30,306 | $2.88 | 9 |
| 2025 Q3 | 129,879,006 | $488,668,492 | +$5,417,203 | $3.80 | 151 |
| 2025 Q2 | 128,120,242 | $508,960,472 | +$3,024,776 | $4.01 | 143 |
| 2025 Q1 | 127,416,325 | $495,234,342 | +$5,145,829 | $3.92 | 143 |
| 2024 Q4 | 126,033,231 | $519,827,051 | +$5,503,928 | $4.16 | 131 |
| 2024 Q3 | 124,931,161 | $402,328,649 | +$55,662,098 | $3.25 | 126 |
| 2024 Q2 | 106,348,811 | $349,760,231 | -$58,641,045 | $3.29 | 128 |
| 2024 Q1 | 124,279,238 | $397,693,359 | +$69,195,005 | $3.20 | 131 |
| 2023 Q4 | 104,742,901 | $303,752,097 | +$3,494,147 | $2.90 | 125 |
| 2023 Q3 | 103,163,647 | $276,463,535 | -$1,679,277 | $2.68 | 121 |
| 2023 Q2 | 104,142,185 | $290,540,575 | -$39,834,149 | $2.79 | 125 |
| 2023 Q1 | 117,379,899 | $401,425,056 | +$3,703,828 | $3.42 | 142 |
| 2022 Q4 | 118,148,543 | $329,593,645 | +$734,645 | $2.79 | 124 |
| 2022 Q3 | 118,472,379 | $263,053,703 | +$38,836,428 | $2.22 | 118 |
| 2022 Q2 | 100,809,923 | $306,439,957 | +$3,772,283 | $3.04 | 120 |
| 2022 Q1 | 99,890,118 | $308,842,380 | -$17,676,884 | $3.09 | 124 |
| 2021 Q4 | 99,198,401 | $599,989,032 | +$11,330,479 | $6.05 | 122 |
| 2021 Q3 | 97,071,581 | $580,330,841 | -$7,772,374 | $5.98 | 117 |
| 2021 Q2 | 98,367,370 | $748,413,815 | +$402,949 | $7.61 | 120 |
| 2021 Q1 | 98,033,091 | $804,682,950 | -$5,449,138 | $8.21 | 137 |
| 2020 Q4 | 98,922,454 | $648,838,141 | +$26,001,368 | $6.56 | 121 |
| 2020 Q3 | 94,930,653 | $363,544,758 | -$2,451,038 | $3.87 | 106 |
| 2020 Q2 | 95,545,142 | $375,154,809 | +$13,011,856 | $3.93 | 106 |
| 2020 Q1 | 92,187,027 | $279,312,593 | +$5,561,696 | $3.03 | 109 |
| 2019 Q4 | 90,759,036 | $281,247,572 | -$8,614,684 | $3.10 | 108 |
| 2019 Q3 | 89,859,424 | $524,693,949 | +$9,546,797 | $5.84 | 116 |
| 2019 Q2 | 88,288,443 | $431,718,648 | +$7,283,646 | $4.89 | 102 |
| 2019 Q1 | 87,066,929 | $448,386,835 | +$10,682,142 | $5.15 | 110 |
| 2018 Q4 | 84,999,776 | $409,716,761 | -$551,109 | $4.82 | 109 |
| 2018 Q3 | 84,606,867 | $577,850,880 | +$5,506,170 | $6.83 | 105 |
| 2018 Q2 | 83,790,670 | $596,585,939 | -$108,481 | $7.12 | 94 |
| 2018 Q1 | 84,620,312 | $431,555,200 | -$22,130,722 | $5.10 | 114 |
| 2017 Q4 | 86,046,038 | $665,259,937 | +$664,493,937 | $7.73 | 118 |