Overview Financials News + Filings Key Docs Charts Holdings Ownership Insiders
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ARBINET Corp (ARBX)
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Portfolio as of: |
| Name | Shares | Change | Value | % Port | % OS | Hist | Date |
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SINGER KAREN
| 1,276,110 | 0 | 12,174,089 | | |
Hist
| 01/18/2011 |
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ARBINET Corp
| 1,276,110 | 1,276,110 | 8,805,159 | | |
Hist
| 11/10/2010 |
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Canton Holdings, L.L.C.
| 663,376 | -464,908 | 5,578,992 | | |
Hist
| 12/31/2010 |
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LAMPE, CONWAY & CO. LLC
| 2,162,423 | 24,120 | 4,692,458 | | |
Hist
| 03/19/2010 |
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DIMENSIONAL FUND ADVISORS LP
| 1,126,730 | -21,493 | 2,265,000 | 0.00 | |
Hist
| 03/31/2010 |
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Greywolf Capital Management LP
| 974,960 | -5,000 | 1,986,000 | 2.33 | |
Hist
| 03/31/2010 |
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RENAISSANCE TECHNOLOGIES LLC
| 951,500 | 12,500 | 1,938,000 | 0.00 | |
Hist
| 03/31/2010 |
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PNC FINANCIAL SERVICES GROUP, INC.
| 807,788 | 16,561 | 1,645,464 | 0.01 | |
Hist
| 03/31/2010 |
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MILLENNIUM MANAGEMENT LLC
| 694,361 | -1,100 | 1,414,000 | 0.01 | |
Hist
| 03/31/2010 |
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VANGUARD GROUP INC
| 479,596 | 200 | 964,000 | 0.00 | |
Hist
| 03/31/2010 |
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SANDLER CAPITAL MANAGEMENT
| 71,500 | 0 | 146,000 | 0.02 | |
Hist
| 03/31/2010 |
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Great Oaks Capital Management, LLC
| 59,340 | 59,340 | 121,000 | 0.03 | |
Hist
| 03/31/2010 |
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D. E. Shaw & Co., Inc.
| 57,839 | -4,557 | 116,000 | 0.00 | |
Hist
| 03/31/2010 |
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BlackRock Fund Advisors
| 37,424 | 5,797 | 76,000 | 0.00 | |
Hist
| 03/31/2010 |
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Bank of New York Mellon Corp
| 22,921 | -4,158 | 47,000 | 0.00 | |
Hist
| 03/31/2010 |
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PARAMETRIC PORTFOLIO ASSOCIATES LLC
| 13,185 | 0 | 26,897 | 0.00 | |
Hist
| 03/31/2010 |
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BlackRock Investment Management, LLC
| 4,700 | 0 | 10,000 | 0.00 | |
Hist
| 03/31/2010 |
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Nationwide Fund Advisors
| 6 | -6,938 | 6,000 | 0.00 | |
Hist
| 03/31/2010 |
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UBS AG
| 1,871 | 1,529 | 3,810 | 0.00 | |
Hist
| 03/31/2010 |
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SIGNATUREFD, LLC
| 1,184 | 0 | 2,000 | 0.00 | |
Hist
| 03/31/2010 |
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