RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 122 filers reported holding RIBBON COMMUNICATIONS INC in Q3 2021. The put-call ratio across all filers is 535.00 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $6,000 | +100.0% | 1,932 | +243.8% | 0.00% | – |
| Q4 2021 | $3,000 | 0.0% | 562 | 0.0% | 0.00% | – |
| Q3 2021 | $3,000 | -25.0% | 562 | 0.0% | 0.00% | – |
| Q2 2021 | $4,000 | -20.0% | 562 | 0.0% | 0.00% | – |
| Q1 2021 | $5,000 | 0.0% | 562 | -21.5% | 0.00% | – |
| Q4 2020 | $5,000 | +66.7% | 716 | 0.0% | 0.00% | – |
| Q3 2020 | $3,000 | +50.0% | 716 | 0.0% | 0.00% | – |
| Q2 2020 | $2,000 | -33.3% | 716 | -32.6% | 0.00% | – |
| Q1 2020 | $3,000 | 0.0% | 1,063 | -5.0% | 0.00% | – |
| Q4 2019 | $3,000 | – | 1,119 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| PARADIGM CAPITAL MANAGEMENT INC/NY | 10,312,922 | $31,351,000 | 2.13% |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 1,445,195 | $4,393,000 | 1.64% |
| Zebra Capital Management LLC | 94,689 | $288,000 | 0.85% |
| Herald Investment Management Ltd | 1,088,000 | $3,307,000 | 0.77% |
| Cowen Prime Advisors LLC | 131,719 | $400,000 | 0.23% |
| GLOBEFLEX CAPITAL L P | 197,647 | $601,000 | 0.15% |
| Penserra Capital Management LLC | 1,621,054 | $4,928,000 | 0.13% |
| GSA CAPITAL PARTNERS LLP | 286,571 | $871,000 | 0.13% |
| Pacific Ridge Capital Partners, LLC | 139,570 | $424,000 | 0.10% |
| Meridian Wealth Advisors, LLC | 64,866 | $197,000 | 0.05% |