| Fund | Previous Shares | Current Shares ▲▼ | Change in Shares ▲▼ | Previous Portfolio Weightage (%) | Current Portfolio Weightage (%) ▲▼ | Change in Weight (%) ▲▼ | Type |
|---|---|---|---|---|---|---|---|
| Nantahala Capital Management, LLC | 1,097,866 | 2,445,667 | +1,347,801 | 0.36 | 0.67 | +0.32 | buy |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 515,265 | 1,256,200 | +740,935 | 0.14 | 0.27 | +0.13 | buy |
| AIGH Capital Management LLC | 1,415,255 | 1,656,655 | +241,400 | 3.87 | 3.80 | -0.07 | buy |
| SILVERARC CAPITAL MANAGEMENT, LLC | 776,851 | 1,000,000 | +223,149 | 1.24 | 1.16 | -0.07 | buy |
| Pentwater Capital Management LP | 308,642 | 400,000 | +91,358 | 0.02 | 0.02 | +0.01 | buy |
| Atom Investors LP | 35,613 | 64,359 | +28,746 | 0.03 | 0.03 | +0.01 | buy |
| Meros Investment Management, LP | 150,339 | 152,718 | +2,379 | 0.38 | 0.34 | -0.04 | buy |
| Parkman Healthcare Partners LLC | 97,668 | 97,816 | +148 | 0.07 | 0.06 | -0.01 | buy |
| KENNEDY CAPITAL MANAGEMENT LLC | 383,075 | 381,919 | -1,156 | 0.04 | 0.04 | -0.01 | sell |
| PERKINS CAPITAL MANAGEMENT INC | 210,000 | 204,350 | -5,650 | 0.99 | 0.90 | -0.09 | sell |
| Stonepine Capital Management, LLC | 688,200 | 625,645 | -62,555 | 3.10 | 2.68 | -0.41 | sell |
| HighMark Wealth Management LLC | 193,811 | 7,800 | -186,011 | 0.68 | 0.02 | -0.66 | sell |
| ORBIMED ADVISORS LLC | 2,835,542 | 2,457,542 | -378,000 | 0.30 | 0.23 | -0.07 | sell |