| Abbreviation | Definition |
|---|---|
| RRF | WisdomTree Global Real Return Fund |
| RRI | Reliant Resources, Inc. |
| RS | Reliance Steel & Aluminum Company |
| RSA | Royal & Sun Alliance Insurance Company |
| RSC | REX Store Corporation |
| RSE | Rouse Company |
| RSEPB | Rouse Company Preferred B |
| RSEPZ | Rouse Capital Preferred Z |
| RSG | Republic Services, Inc. |
| RSH | RadioShack Corporation |
| RSP | Rydex Standard & Poors 500 Equal Weight Exchange Traded Fund |
| RST | Boca Resorts, Inc. |
| RT | Realty Trust |
| RT | Ryerson Tull, Inc. |
| RTB | Telecomunicacoes Brasileiras |
| RTI | RTI International Metals, Inc. |
| RTN | Raytheon Company |
| RTNA | Raytheon Company Class A |
| RTNB | Raytheon Company Class B |
| RTP | Rio Tinto, P. L. C. |