RIBBON COMMUNICATIONS INC's ticker is RBBN and the CUSIP is 762544104. A total of 128 filers reported holding RIBBON COMMUNICATIONS INC in Q4 2021. The put-call ratio across all filers is 8.50 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $1,044,000 | -51.2% | 338,000 | -4.4% | 0.20% | -56.7% |
| Q4 2021 | $2,139,000 | +15.4% | 353,600 | +14.1% | 0.47% | +14.7% |
| Q3 2021 | $1,854,000 | +31.0% | 310,000 | +66.7% | 0.41% | +39.6% |
| Q2 2021 | $1,415,000 | +19.7% | 186,000 | +29.2% | 0.29% | +20.6% |
| Q1 2021 | $1,182,000 | +17.7% | 144,000 | -5.9% | 0.24% | -7.6% |
| Q4 2020 | $1,004,000 | – | 153,000 | – | 0.26% | – |
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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% |