SONUS NETWORKS INC's ticker is SONSXXXX and the CUSIP is 835916107. A total of 6 filers reported holding SONUS NETWORKS INC in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $17,412,000 | +40.1% | 4,386,235 | +20.7% | 0.01% | +66.7% |
| Q3 2014 | $12,430,000 | -53.9% | 3,634,686 | -51.6% | 0.00% | -25.0% |
| Q2 2014 | $26,934,000 | +172.7% | 7,503,068 | +156.0% | 0.00% | +33.3% |
| Q1 2014 | $9,875,000 | +44.7% | 2,930,434 | +35.3% | 0.00% | +50.0% |
| Q4 2013 | $6,824,000 | -73.0% | 2,166,007 | -71.1% | 0.00% | -50.0% |
| Q3 2013 | $25,228,000 | +486.3% | 7,487,378 | +423.6% | 0.00% | +300.0% |
| Q2 2013 | $4,303,000 | – | 1,429,846 | – | 0.00% | – |
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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% |