| Abbreviation | Definition |
|---|---|
| HORC | Horizon Health Corporation |
| HORI | Technovative Group Inc ( |
| HORT | Hines Horticulture, Inc. |
| HOST | Amerihost Properties, Inc. |
| HOTJ | Hot Jobs.Com, LTD. |
| HOTK | Hoelter Technologies, A. G. |
| HOTT | Hot Topic, Inc. |
| HOVB | Hanover Bancorp, Inc. |
| HOWT | Howtek, Inc. |
| HOWWY | Hopewell Holdings, LTD. |
| HPAC | Hawker Pacific Aerospace |
| HPBC | Home Port Bancorp, Inc. |
| HPCO | Hallador Petroleum, LTD. |
| HPIC | Hot Products Inc.Com |
| HPII | Home Products International, Inc. |
| HPOL | Harris Interactive, Inc. |
| HPRT | Heartport, Inc. |
| HPSC | H P S C, Inc. |
| HPWR | Health Power, Inc. |
| HQNT | H Quotient, Inc. |