Top 12 Small Cap Gainers For 28th April
| Company name | Symbol | Market cap |  Quote change (%) | Last price | Volume | |
| Charles & Colvard, Ltd. | CTHR | 43.56M | 37.95 | 2.29 | 995,738.00 | |
| Synergetics USA Inc. | SURG | 60.73M | 32.97 | 2.46 | 1.58M | |
| Amarin Corporation plc (ADR) | AMRN | 197.60M | 16.96 | 2.00 | 351,239.00 | |
| Silicon Image, Inc. | SIMG | 304.23M | 16.08 | 3.97 | 2.64M | |
| Reed's, Inc. | REED | 25.87M | 15.32 | 2.56 | 662,601.00 | |
| Ocean Bio-Chem, Inc. | OBCI | 17.87M | 14.85 | 2.32 | 307,910.00 | |
| PVF Capital Corporation | PVFC | 18.43M | 13.79 | 2.31 | 1.16M | |
| Key Tronic Corporation | KTCC | 66.70M | 13.69 | 6.61 | 628,691.00 | |
| BioCryst Pharmaceuticals, Inc. | BCRX | 351.22M | 13.66 | 7.99 | 3.47M | |
| Winner Medical Group, Inc | WWIN | 141.56M | 13.04 | 6.33 | 377,800.00 | |
| AXT, Inc. | AXTI | 126.30M | 10.24 | 4.09 | 1.47M | |
| Pixelworks, Inc. | PXLW | 65.76M | 10.14 | 4.89 | 475,945.00 |
