RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 113 filers reported holding RIBBON COMMUNICATIONS INC in Q4 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $1,071,000 | -7.3% | 140,719 | 0.0% | 0.39% | -11.2% |
| Q1 2021 | $1,155,000 | +22.7% | 140,719 | -2.0% | 0.44% | +4.8% |
| Q4 2020 | $941,000 | +60.3% | 143,519 | -5.3% | 0.42% | +45.8% |
| Q3 2020 | $587,000 | -6.8% | 151,619 | -5.4% | 0.29% | -3.7% |
| Q2 2020 | $630,000 | +23.3% | 160,219 | -5.0% | 0.30% | -4.8% |
| Q1 2020 | $511,000 | -11.9% | 168,719 | -9.9% | 0.31% | +17.7% |
| Q4 2019 | $580,000 | -54.6% | 187,220 | -14.3% | 0.26% | -59.8% |
| Q3 2019 | $1,277,000 | -11.6% | 218,583 | -26.0% | 0.66% | -5.4% |
| Q2 2019 | $1,444,000 | -6.5% | 295,383 | -1.6% | 0.70% | -12.8% |
| Q1 2019 | $1,545,000 | +8.7% | 300,083 | +1.8% | 0.80% | -6.5% |
| Q4 2018 | $1,421,000 | -72.2% | 294,783 | -60.6% | 0.86% | -64.0% |
| Q3 2018 | $5,115,000 | +4.5% | 748,883 | +9.0% | 2.38% | -1.3% |
| Q2 2018 | $4,893,000 | +41.0% | 687,276 | +1.0% | 2.41% | +25.2% |
| Q1 2018 | $3,471,000 | -21.1% | 680,652 | +19.6% | 1.92% | -10.2% |
| Q4 2017 | $4,398,000 | – | 568,932 | – | 2.14% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Engine Capital Management, LP | 521,894 | $3,716,000 | 2.54% |
| Cowen Prime Services LLC | 687,276 | $4,893,000 | 2.41% |
| Horrell Capital Management, Inc. | 534,300 | $3,804,000 | 1.91% |
| Millrace Asset Group, Inc. | 313,064 | $2,229,000 | 1.70% |
| CENTRAL SECURITIES CORP | 1,387,100 | $9,876,000 | 1.54% |
| Jafra Capital Management LP | 300,000 | $2,136,000 | 0.74% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 1,085,820 | $7,731,000 | 0.62% |
| MENTA CAPITAL LLC | 300,684 | $2,141,000 | 0.50% |
| Pacific Ridge Capital Partners, LLC | 193,100 | $1,375,000 | 0.32% |
| ALGERT GLOBAL LLC | 169,513 | $1,207,000 | 0.25% |