| Abbreviation | Definition |
|---|---|
| GPDNY | Groupe Danone |
| GPFI | Grand Premier Financial, Inc. |
| GPGI | Global Platinum & Gold, Inc. |
| GPLYE | Gary Player Direct, Inc. |
| GPOAF | Grupo Carso S. A. de C. V. |
| GPOOY | Grupo Carso S. A. de C. V. |
| GPSAY | Grupo Sidek S. A. de C. V. |
| GPSI | Great Plains Software, Inc. |
| GPSLF | Grupo Sidek S. A. de C. V. |
| GPSYY | Grupo Synkro S. A. de C. V. |
| GPTX | Global Payment Technology, Inc. |
| GPWEP | Georgia Power Company Preferred |
| GPXM | Golden Phoenix Minerals |
| GRAF.F | Forward Grains Fund |
| GRAN | Bank of Granite Corporation |
| GRCO | Gradco Systems, Inc. |
| GRDN | Guardian Technologies International, Inc. (delisted) |
| GRERF | Greenstone Resources, LTD. |
| GREY | Grey Advertising, Inc. |
| GRGCF | Gensci Regereration |