| Abbreviation | Definition |
|---|---|
| RDC | Rowan Companies, Inc. |
| RDIV | RevenueShares Ultra Dividend Fund" |
| RDIV | RevenueShares Ultra Dividend Fund™ |
| RDK | Ruddick Corporation |
| RDN | Radian Group, Inc. |
| RDO | RDO Equipment Company |
| RDT | Readers' Digest |
| RDT | Reed Tool Company (delisted) |
| RDY | Dr. Reddy's Laboratories |
| RE | Reins Everest Holdings, Inc. |
| REG | Regency Realty Corporation |
| REI | Reliant Energy, Inc. |
| REL | Reliance Group Holdings, Inc. |
| REN | Resolute Energy Corporation |
| REP | Repsol International Finance, S. A. |
| REP | Repsol, S. A. |
| REPPA | Repsol International Finance, S. A. Preferred |
| RES | RPC, Inc. |
| REV | Revlon, Inc. |
| REY | The Reynolds and Reynolds Company |