RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 129 filers reported holding RIBBON COMMUNICATIONS INC in Q4 2020. The put-call ratio across all filers is 19.08 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $27 | -69.7% | 10 | -50.0% | 0.00% | – |
| Q2 2023 | $89 | +45.9% | 20 | +100.0% | 0.00% | – |
| Q1 2023 | $61 | +662.5% | 10 | -99.2% | 0.00% | – |
| Q4 2022 | $8 | -99.9% | 1,199 | 0.0% | 0.00% | – |
| Q3 2022 | $8,000 | 0.0% | 1,199 | 0.0% | 0.00% | – |
| Q2 2022 | $8,000 | -11.1% | 1,199 | -0.8% | 0.00% | – |
| Q1 2022 | $9,000 | +800.0% | 1,209 | +11990.0% | 0.00% | – |
| Q4 2021 | $1,000 | 0.0% | 10 | 0.0% | 0.00% | – |
| Q3 2021 | $1,000 | – | 10 | 0.0% | 0.00% | – |
| Q2 2021 | $0 | – | 10 | 0.0% | 0.00% | – |
| Q1 2021 | $0 | – | 10 | 0.0% | 0.00% | – |
| Q4 2020 | $0 | – | 10 | 0.0% | 0.00% | – |
| Q3 2020 | $0 | – | 10 | 0.0% | 0.00% | – |
| Q2 2020 | $0 | – | 10 | 0.0% | 0.00% | – |
| Q1 2020 | $0 | -100.0% | 10 | -99.5% | 0.00% | -100.0% |
| Q4 2019 | $7,000 | -41.7% | 2,115 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $12,000 | +9.1% | 2,115 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $11,000 | -21.4% | 2,115 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $14,000 | – | 2,115 | +21050.0% | 0.00% | – |
| Q2 2018 | $0 | -100.0% | 10 | -97.1% | 0.00% | – |
| Q1 2018 | $3,000 | 0.0% | 340 | 0.0% | 0.00% | – |
| Q4 2017 | $3,000 | – | 340 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| PARADIGM CAPITAL MANAGEMENT INC/NY | 10,312,922 | $31,351,000 | 2.13% |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 1,445,195 | $4,393,000 | 1.64% |
| Zebra Capital Management LLC | 94,689 | $288,000 | 0.85% |
| Herald Investment Management Ltd | 1,088,000 | $3,307,000 | 0.77% |
| Cowen Prime Advisors LLC | 131,719 | $400,000 | 0.23% |
| GLOBEFLEX CAPITAL L P | 197,647 | $601,000 | 0.15% |
| Penserra Capital Management LLC | 1,621,054 | $4,928,000 | 0.13% |
| GSA CAPITAL PARTNERS LLP | 286,571 | $871,000 | 0.13% |
| Pacific Ridge Capital Partners, LLC | 139,570 | $424,000 | 0.10% |
| Meridian Wealth Advisors, LLC | 64,866 | $197,000 | 0.05% |