| 3.10 Data as of May 17 |  0.00 / 0.00%Today’s Change | 1.58 Today|||52-Week Range 3.89 | +7.64% Year-to-Date |
| Mutual fund holders | 8.35% |
| Individual stakeholders | 37.66% |
| Other institutional | 13.93% |
| 3/31/2013 | CONSONANCE CAPITAL MANAGEMENT LP Bought 954.2 Thousand shares of Nanosphere Inc |
| 3/31/2013 | THOMSON, HORSTMANN & BRYANT, INC... Bought 668.3 Thousand shares of Nanosphere Inc |
| 3/31/2013 | GRANAHAN INVESTMENT MANAGEMENT, ... Bought 419.5 Thousand shares of Nanosphere Inc |
| Stockholder | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Frontier Capital Management Co. L... | 3.86% | 2,162,524 | 5,990,191 | -36,070 | -1.64% |
| Granahan Investment Management, I... | 3.22% | 1,808,291 | 5,008,966 | +419,500 | +30.21% |
| TFS Capital LLC | 1.98% | 1,112,628 | 3,081,980 | +323,325 | +40.96% |
| Consonance Capital Management LP | 1.70% | 954,184 | 2,643,090 | +954,184 | -- |
| The Vanguard Group, Inc. | 1.21% | 676,807 | 1,874,755 | +25,463 | +3.91% |
| Thomson, Horstmann & Bryant, Inc. | 1.19% | 668,314 | 1,851,230 | +668,314 | -- |
| BlackRock Fund Advisors | 1.05% | 588,327 | 1,629,666 | +228,712 | +63.60% |
| Fuller & Thaler Asset Management,... | 0.88% | 491,800 | 1,362,286 | -4,400 | -0.89% |
| Dimensional Fund Advisors, Inc. | 0.67% | 376,775 | 1,043,667 | +24,659 | +7.00% |
| Perkins Capital Management, Inc. | 0.65% | 364,250 | 1,008,973 | +5,500 | +1.53% |
| Mutual fund | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Vanguard Variable Insurance Fund-... | 2.21% | 1,239,500 | 3,433,415 | 0 | 0.00% |
| TFS Market Neutral Fund | 1.32% | 740,020 | 2,049,855 | +84,088 | +12.82% |
| Vanguard Total Stock Market Index... | 0.92% | 517,958 | 1,434,744 | 0 | 0.00% |
| PowerShares Lux Nanotech Portfoli... | 0.62% | 344,822 | 955,157 | +11,420 | +3.43% |
| USAA Small Cap Stock Fund | 0.61% | 339,500 | 940,415 | +49,600 | +17.11% |
| Bridgeway Ultra Small Company Mar... | 0.29% | 162,300 | 449,571 | +49,000 | +43.25% |
| M Fund-Capital Appreciation Fund | 0.26% | 144,500 | 400,265 | -9,200 | -5.99% |
| Vanguard Extended Market Index Fu... | 0.24% | 131,869 | 365,277 | +797 | +0.61% |
| Fidelity Small Cap Stock Fund | 0.21% | 119,420 | 330,793 | +119,420 | -- |
| FCP OP Medical BioHe@lth-Trends | 0.19% | 107,625 | 298,121 | 0 | 0.00% |
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