| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Dimensional Fund Advisors LP | 435,522 | 4.05 | 1,276,079 | 31-Mar-2013 | | Crosslink Capital. Inc. | 383,719 | 3.57 | 997,669 | 31-Dec-2012 | | Kopp Investment Advisors. Inc. | 357,100 | 3.32 | 1,046,303 | 31-Mar-2013 | | Marxe, Austin W. & Greenhouse, David M. | 2,183,057 | 20.32 | 6,396,357 | 31-Mar-2013 | | Gruber & Mcbaine Capital Management LLC | 289,439 | 2.69 | 848,056 | 31-Mar-2013 | | Marathon Capital Management | 1,195,954 | 11.13 | 3,504,145 | 31-Mar-2013 | | BlackRock Institutional Trust Company, N.A. | 154,846 | 1.44 | 453,698 | 31-Mar-2013 | | Ingalls & Snyder | 34,000 | 0.32 | 99,620 | 31-Mar-2013 | | UBS AG | 31,888 | 0.30 | 93,431 | 31-Mar-2013 | | CALPERS (California-Public Employees Retirement System) | 27,480 | 0.26 | 80,516 | 31-Mar-2013 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| DFA U.S. Micro Cap Series | 106,218 | 0.99 | 408,939 | 31-Jan-2013 | | DFA U.S. Small Cap Series | 63,689 | 0.59 | 245,202 | 31-Jan-2013 | | DFA U.S. Targeted Value Portfolio | 60,855 | 0.57 | 234,291 | 31-Jan-2013 | | DFA Tax Managed U.S. Targeted Value Port | 52,963 | 0.49 | 203,907 | 31-Jan-2013 | | Valic Company I-Small Cap Fd | 23,000 | 0.21 | 68,540 | 28-Feb-2013 | | DFA Tax Managed U.S. Marketwide Value Series | 20,476 | 0.19 | 78,832 | 31-Jan-2013 | | iShares Russell Micro Cap (TM) Index Fund | 20,491 | 0.19 | 60,038 | 31-Mar-2013 | | DFA Tax-Managed U.S. Small Cap Portfolio | 19,544 | 0.18 | 75,244 | 31-Jan-2013 | | Vanguard Extended Market Index Fund | 19,136 | 0.18 | 49,753 | 31-Dec-2012 | | DFA U.S. Core Equity 2 Portfolio | 14,123 | 0.13 | 54,373 | 31-Jan-2013 |
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View Transactions for Insiders & Institutional Holders Value shown is computed using the security's price on the report date given. Currency in USD. |
0.07(2.01%) 18 May 1:29AM