| 1.67 Data as of May 17 |  -0.07 / -4.02%Today’s Change | 1.07 Today|||52-Week Range 5.19 | +46.80% Year-to-Date |
| Individual stakeholders | 6.59% |
| Other institutional | 4.53% |
| Mutual fund holders | 1.27% |
| 3/31/2013 | SABBY CAPITAL LLC Bought 263.9 Thousand shares of Opexa Therapeutics Inc |
| 3/31/2013 | KNIGHT CAPITAL AMERICAS LLC Bought 35.3 Thousand shares of Opexa Therapeutics Inc |
| 3/31/2013 | GRT CAPITAL PARTNERS LLC Bought 30.0 Thousand shares of Opexa Therapeutics Inc |
| Stockholder | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Sabby Capital LLC | 3.30% | 263,922 | 446,028 | +263,922 | -- |
| The Vanguard Group, Inc. | 1.09% | 87,158 | 147,297 | 0 | 0.00% |
| Knight Capital Americas LLC | 0.44% | 35,306 | 59,667 | +35,306 | -- |
| GRT Capital Partners LLC | 0.38% | 30,000 | 50,700 | +30,000 | -- |
| Citadel Advisors LLC | 0.18% | 14,605 | 24,682 | +14,605 | -- |
| Geode Capital Management LLC | 0.18% | 14,045 | 23,736 | 0 | 0.00% |
| Northern Trust Investments, Inc. | 0.14% | 11,218 | 18,958 | +11,218 | -- |
| The California Public Employees R... | 0.08% | 6,050 | 10,225 | +6,050 | -- |
| UBS Global Asset Management | 0.01% | 500 | 845 | +500 | -- |
| myCIO Wealth Partners LLC | 0.00% | 250 | 423 | 0 | 0.00% |
| Mutual fund | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Vanguard Extended Market Index Fu... | 1.09% | 87,158 | 147,297 | -1 | -0.00% |
| Fidelity Spartan Extended Market ... | 0.10% | 8,319 | 14,059 | 0 | 0.00% |
| Fidelity Spartan Total Market Ind... | 0.07% | 5,726 | 9,677 | 0 | 0.00% |
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