SONUS NETWORKS INC's ticker is SONSXXXX and the CUSIP is 835916107. A total of 141 filers reported holding SONUS NETWORKS INC in Q4 2014. The put-call ratio across all filers is 0.22 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $8,402,000 | +14.3% | 2,116,488 | -1.5% | 1.53% | +15.3% |
| Q3 2014 | $7,348,000 | -1.0% | 2,148,476 | +4.0% | 1.33% | +12.4% |
| Q2 2014 | $7,420,000 | +1.8% | 2,066,773 | -4.4% | 1.18% | +11.7% |
| Q1 2014 | $7,289,000 | +3.2% | 2,162,927 | -3.5% | 1.06% | +7.7% |
| Q4 2013 | $7,062,000 | -2.9% | 2,241,887 | +3.9% | 0.98% | -14.0% |
| Q3 2013 | $7,274,000 | +11.1% | 2,158,455 | -0.8% | 1.14% | -1.7% |
| Q2 2013 | $6,548,000 | – | 2,175,254 | – | 1.16% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Empire Capital Management, L.L.C. | 38,595,000 | $116,171,000 | 14.01% |
| CENTRAL SECURITIES CORP | 3,000,000 | $9,030,000 | 2.37% |
| Robertson Opportunity Capital, LLC | 541,200 | $1,629,000 | 1.25% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 2,175,254 | $6,548,000 | 1.16% |
| Montibus Capital Management LLC | 2,091,878 | $6,296,552,000 | 0.80% |
| Grandeur Peak Global Advisors, LLC | 485,900 | $1,463,000 | 0.56% |
| Contour Asset Management LLC | 2,480,000 | $7,465,000 | 0.52% |
| Roc Capital Management, L.P. | 46,668 | $140,000 | 0.44% |
| ARTIS CAPITAL MANAGEMENT, L.P. | 160,672 | $484,000 | 0.41% |
| Cowen Prime Services LLC | 262,300 | $790,000 | 0.33% |