SONUS NETWORKS INC's ticker is SONSXXXX and the CUSIP is 835916107. A total of 133 filers reported holding SONUS NETWORKS INC in Q4 2013. The put-call ratio across all filers is 2.21 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $591,000 | +17.5% | 149,000 | +1.3% | 0.00% | 0.0% |
| Q3 2014 | $503,000 | -5.8% | 147,115 | -1.1% | 0.00% | 0.0% |
| Q2 2014 | $534,000 | +6.8% | 148,705 | 0.0% | 0.00% | 0.0% |
| Q1 2014 | $500,000 | +12.6% | 148,705 | +5.3% | 0.00% | 0.0% |
| Q4 2013 | $444,000 | +58.6% | 141,250 | +69.7% | 0.00% | – |
| Q3 2013 | $280,000 | +300.0% | 83,250 | +258.1% | 0.00% | – |
| Q2 2013 | $70,000 | – | 23,250 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Empire Capital Management, L.L.C. | 22,000,000 | $78,980,000 | 14.12% |
| Archon Capital Management LLC | 3,085,034 | $11,075,000 | 3.72% |
| CENTRAL SECURITIES CORP | 3,000,000 | $10,770,000 | 2.23% |
| HARBER ASSET MANAGEMENT LLC | 490,361 | $1,760,000 | 2.03% |
| BRIGHTFIELD CAPITAL MANAGEMENT LLC | 451,800 | $1,622,000 | 2.01% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 2,066,773 | $7,420,000 | 1.18% |
| Walthausen & Co., LLC | 4,036,850 | $14,492,000 | 1.06% |
| Grandeur Peak Global Advisors, LLC | 1,001,100 | $3,594,000 | 0.78% |
| BTG Pactual Global Asset Management Ltd | 1,333,750 | $4,789,000 | 0.67% |
| Hilltop Park Associates LLC | 150,000 | $539,000 | 0.52% |