RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 121 filers reported holding RIBBON COMMUNICATIONS INC in Q4 2017. The put-call ratio across all filers is - 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 ↓ |
|---|---|---|---|
| VIEX Capital Advisors, LLC | 405,094 | $2,086,000 | 1.85% |
| Horrell Capital Management, Inc. | 700,000 | $3,605,000 | 1.84% |
| Millrace Asset Group, Inc. | 390,077 | $2,009,000 | 1.70% |
| Engine Capital Management, LP | 439,516 | $2,264,000 | 1.48% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 2,800,700 | $14,424,000 | 1.27% |
| CENTRAL SECURITIES CORP | 1,387,100 | $7,144,000 | 1.13% |
| OAK MANAGEMENT CORP | 533,246 | $2,746,000 | 1.06% |
| Cowen Prime Services LLC | 300,083 | $1,545,000 | 0.80% |
| Meridian Wealth Advisors, LLC | 89,866 | $463,000 | 0.34% |
| Pacific Ridge Capital Partners, LLC | 228,540 | $1,177,000 | 0.32% |