RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 122 filers reported holding RIBBON COMMUNICATIONS INC in Q3 2019. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $619,000 | -77.7% | 103,378 | -71.6% | 0.00% | -66.7% |
| Q2 2021 | $2,773,000 | -53.6% | 364,341 | -50.0% | 0.01% | -57.1% |
| Q1 2021 | $5,978,000 | +142.6% | 728,065 | +93.8% | 0.01% | +180.0% |
| Q4 2020 | $2,464,000 | +2904.9% | 375,624 | +2569.1% | 0.01% | +400.0% |
| Q3 2019 | $82,000 | +39.0% | 14,073 | +15.7% | 0.00% | – |
| Q4 2018 | $59,000 | – | 12,159 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Ophir Asset Management Pty Ltd | 2,699,526 | $20,543,000 | 3.61% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 8,424,400 | $64,110,000 | 3.08% |
| Herald Investment Management Ltd | 1,088,000 | $8,268,000 | 1.35% |
| Zebra Capital Management LLC | 76,540 | $582,000 | 0.68% |
| Cowen Prime Advisors LLC | 140,719 | $1,071,000 | 0.39% |
| Cowen Prime Services LLC | 140,719 | $1,071,000 | 0.39% |
| Hillsdale Investment Management Inc. | 578,800 | $4,404,000 | 0.35% |
| HUSSMAN STRATEGIC ADVISORS, INC. | 186,000 | $1,415,000 | 0.29% |
| GLOBEFLEX CAPITAL L P | 197,647 | $1,504,000 | 0.27% |
| Pacific Ridge Capital Partners, LLC | 134,600 | $1,024,000 | 0.18% |