| Name | Ticker | Type | ISIN code |
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| RACKABLE SYSTEMS. | RACK | Stock | US7500771099 |
| RADA ELECTRONICS INDUSTRIES LIMITED | RADA | Stock | |
| RADCOM LTD. | RDCM | Stock | IL0010826688 |
| RADIANT SYSTEMS. | RADS | Stock | US75025N1028 |
| RADIO ONE, INC. | ROIA | Stock | US75040P1084 |
| RADIO ONE, INC. | ROIAK | Stock | US75040P4054 |
| RADISYS CORPORATION | RSYS | Stock | US7504591097 |
| RADNET, INC. | RDNT | Stock | |
| RADVISION LTD. | RVSN | Stock | IL0010843832 |
| RADWARE LTD. | RDWR | Stock | IL0010834765 |
| RAINIER PACIFIC FINANCIAL GROUP. | RPFG | Stock | US75087U1016 |
| RAINMAKER SYSTEMS. | RMKR | Stock | US7508751069 |
| RAMBUS, INC. | RMBS | Stock | US7509171069 |
| RAM ENERGY RESOURCES. | RAME | Stock | US75130P1093 |
| RAM HOLDINGS LTD. | RAMR | Stock | BMG7368R1043 |
| RAMTRON INTERNATIONAL CORPORATION | RMTR | Stock | US7519073040 |
| RAND CAPITAL CORPORATION | RAND | Stock | US7521851086 |
| RANDGOLD RESOURCES LIMITED ADR | GOLD | Stock | US7523443098 |
| RAND LOGISTICS, INC. | RLOG | Stock | |
| RAND LOGISTICS. - UNIT | RLOGU | Stock | |
| RAND LOGISTICS. - WARRANT 10/26/2008 | RLOGW | Stock | |
| RAVEN INDUSTRIES. | RAVN | Stock | US7542121089 |
| RBC BEARINGS INCORPORATED | ROLL | Stock | US75524B1044 |
| RC2 CORPORATION | RCRC | Stock | US7493881046 |
| RCM TECHNOLOGIES. | RCMT | Stock | US7493604000 |