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 2019 | $684,000 | -68.2% | 130,088 | -70.4% | 0.32% | -68.9% |
| Q2 2019 | $2,149,000 | -5.1% | 439,516 | 0.0% | 1.03% | -30.6% |
| Q1 2019 | $2,264,000 | +3.1% | 439,516 | -3.5% | 1.48% | +15.0% |
| Q4 2018 | $2,195,000 | -29.4% | 455,338 | 0.0% | 1.29% | -55.9% |
| Q3 2018 | $3,110,000 | -16.3% | 455,338 | -12.8% | 2.93% | +15.1% |
| Q2 2018 | $3,716,000 | +39.6% | 521,894 | 0.0% | 2.54% | +65.6% |
| Q1 2018 | $2,662,000 | -21.2% | 521,894 | +19.5% | 1.54% | -16.6% |
| Q4 2017 | $3,377,000 | – | 436,894 | – | 1.84% | – |
Download | ||||||
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% |