RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 110 filers reported holding RIBBON COMMUNICATIONS INC in Q3 2020. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $16,000 | -78.4% | 1,901 | -82.0% | 0.00% | – |
| Q4 2020 | $74,000 | +516.7% | 10,534 | +233.1% | 0.00% | – |
| Q3 2020 | $12,000 | -45.5% | 3,162 | -42.1% | 0.00% | – |
| Q2 2020 | $22,000 | +1000.0% | 5,463 | +509.0% | 0.00% | – |
| Q1 2020 | $2,000 | -91.3% | 897 | -88.2% | 0.00% | – |
| Q4 2019 | $23,000 | -25.8% | 7,578 | +44.8% | 0.00% | – |
| Q3 2019 | $31,000 | +24.0% | 5,234 | +3.5% | 0.00% | – |
| Q2 2019 | $25,000 | – | 5,059 | +252850.0% | 0.00% | – |
| Q1 2019 | $0 | -100.0% | 2 | -100.0% | 0.00% | – |
| Q4 2018 | $118,000 | -28.0% | 24,598 | +1.7% | 0.00% | – |
| Q3 2018 | $164,000 | +14.7% | 24,198 | +20.9% | 0.00% | – |
| Q2 2018 | $143,000 | +43.0% | 20,016 | +1.9% | 0.00% | – |
| Q1 2018 | $100,000 | -34.2% | 19,642 | 0.0% | 0.00% | – |
| Q4 2017 | $152,000 | – | 19,642 | – | 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% |