| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 2,287,477 | 3.46 | $1,967,230 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 659,253 | 1.00 | $566,957 | 30-Sep-09 | | CROSSLINK CAPITAL. INC. | 543,478 | .82 | $467,391 | 30-Sep-09 | | SAND HILL ADVISORS, INC. | 447,500 | .68 | $384,850 | 30-Sep-09 | | Bard Associates Inc. | 431,748 | .65 | $371,303 | 30-Sep-09 | | VANGUARD GROUP, INC. (THE) | 266,856 | .40 | $229,496 | 30-Sep-09 | | Rathbones Brothers PLC | 207,728 | .31 | $178,646 | 30-Sep-09 | | CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM) | 64,800 | .10 | $70,632 | 30-Jun-09 | | ST. GERMAIN (D.J.) COMPANY, INC. | 50,000 | .08 | $43,000 | 30-Sep-09 | | BARCLAYS PLC | 42,966 | .06 | $36,950 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | VANGUARD TOTAL STOCK MARKET INDEX FUND | 183,885 | .28 | $200,434 | 30-Jun-09 | | ISHARES Russell Micro Cap (TM) Index Fund | 109,387 | .17 | $94,072 | 30-Sep-09 | | SPARTAN EXTENDED MARKET INDEX FUND | 18,904 | .03 | $16,257 | 30-Sep-09 | | DFA U.S. Core Equity 2 Portfolio | 10,400 | .02 | $6,240 | 30-Apr-09 | | VANGUARD BALANCED INDEX FUND | 8,326 | .01 | $9,075 | 30-Jun-09 | | VANGUARD EXTENDED MARKET INDEX FUND | 5,400 | .01 | $5,886 | 30-Jun-09 | | DFA U.S. Core Equity 1 Portfolio | 1,900 | .00 | $1,140 | 30-Apr-09 | | QUANTITATIVE MASTER SERIES TR-EXTENDED MARKET INDEX SERI | 666 | .00 | $725 | 30-Jun-09 |
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Value shown is computed using the security's price on the report date given.
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