RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 116 filers reported holding RIBBON COMMUNICATIONS INC in Q1 2020. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $60,000 | -22.1% | 10,011 | 0.0% | 0.04% | -27.3% |
| Q2 2021 | $77,000 | -6.1% | 10,011 | 0.0% | 0.06% | -9.8% |
| Q1 2021 | $82,000 | +7.9% | 10,011 | -49.2% | 0.06% | +10.9% |
| Q3 2020 | $76,000 | -1.3% | 19,700 | 0.0% | 0.06% | -14.1% |
| Q2 2020 | $77,000 | -1.3% | 19,700 | -23.0% | 0.06% | -11.1% |
| Q1 2020 | $78,000 | -1.3% | 25,600 | 0.0% | 0.07% | +20.0% |
| Q4 2019 | $79,000 | +1.3% | 25,600 | +91.0% | 0.06% | +13.2% |
| Q3 2019 | $78,000 | – | 13,400 | – | 0.05% | – |
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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% |