| 6.15 Data as of Dec 05 |  +0.31 / +5.31%Today’s Change | 1.12 Today|||52-Week Range 6.71 | +270.48% Year-to-Date |
| Mutual fund holders | 8.55% |
| Individual stakeholders | 34.86% |
| Other institutional | 23.98% |
| 9/30/2013 | ESSEX INVESTMENT MANAGEMENT CO. ... Bought 117.1 Thousand shares of Orion Energy Systems Inc |
| 9/30/2013 | RENAISSANCE TECHNOLOGIES LLC Bought 43.0 Thousand shares of Orion Energy Systems Inc |
| 9/30/2013 | KNIGHT CAPITAL AMERICAS LLC Bought 42.0 Thousand shares of Orion Energy Systems Inc |
| Stockholder | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Ariel Investments LLC | 15.11% | 3,186,218 | 13,541,427 | -285,980 | -8.24% |
| North Star Investment Management ... | 3.11% | 654,967 | 2,783,610 | -10,825 | -1.63% |
| Perkins Capital Management, Inc. | 2.75% | 580,131 | 2,465,557 | +4,800 | +0.83% |
| Dimensional Fund Advisors LP | 2.53% | 533,923 | 2,269,173 | +25,104 | +4.93% |
| The Vanguard Group, Inc. | 2.36% | 498,249 | 2,117,558 | -79,340 | -13.74% |
| Penbrook Management LLC | 0.81% | 171,130 | 727,303 | -13,700 | -7.41% |
| Renaissance Technologies LLC | 0.81% | 170,000 | 722,500 | +43,000 | +33.86% |
| BlackRock Fund Advisors | 0.61% | 127,722 | 542,819 | -52,446 | -29.11% |
| Essex Investment Management Co. L... | 0.56% | 117,119 | 497,756 | +117,119 | -- |
| Royce & Associates LLC | 0.47% | 100,000 | 425,000 | 0 | 0.00% |
| Mutual fund | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Northern Lights Fund Trust II - N... | 2.15% | 453,442 | 1,927,129 | +453,442 | -- |
| Vanguard Total Stock Market Index... | 1.69% | 355,225 | 1,509,706 | 0 | 0.00% |
| Ariel Discovery Fund | 0.49% | 103,283 | 438,953 | -16,051 | -13.45% |
| Vanguard Extended Market Index Fu... | 0.48% | 101,795 | 432,629 | 0 | 0.00% |
| Royce Micro Cap Trust | 0.47% | 100,000 | 425,000 | 0 | 0.00% |
| Fidelity Spartan Extended Market ... | 0.31% | 65,072 | 276,556 | 0 | 0.00% |
| DFA US Small Cap Portfolio | 0.28% | 59,525 | 252,981 | 0 | 0.00% |
| iShares Micro Cap ETF | 0.25% | 52,712 | 224,026 | +681 | +1.31% |
| DFA US Small Cap Value Portfolio | 0.24% | 51,318 | 218,102 | 0 | 0.00% |
| DFA Tax Managed US Small Cap Port... | 0.24% | 49,736 | 211,378 | 0 | 0.00% |
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