RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 143 filers reported holding RIBBON COMMUNICATIONS INC in Q1 2021. The put-call ratio across all filers is 5.43 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $1,257 | -96.5% | 367,742 | +3002.3% | 0.02% | – |
| Q2 2022 | $36,000 | -76.5% | 11,854 | -53.4% | 0.00% | -100.0% |
| Q4 2021 | $153,000 | -25.4% | 25,446 | -26.1% | 0.00% | 0.0% |
| Q3 2021 | $205,000 | -10.5% | 34,414 | +23.1% | 0.00% | -50.0% |
| Q1 2021 | $229,000 | +38.8% | 27,949 | -13.7% | 0.00% | -97.5% |
| Q1 2018 | $165,000 | – | 32,400 | – | 0.08% | – |
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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% |