| Abbreviation | Definition |
|---|---|
| AOD | Alpine Total Dynamic Dividend Fund |
| AOF | A C M Government Opportunity Fund, Inc. |
| AOG | Alberta Energy, LTD. |
| AOGPA | Alberta Energy, LTD. Preferred A |
| AOL | America Online, Inc./ Time Warner |
| AOR | Aurora Foods, Inc. |
| AOS | A. O. Smith Corporation |
| AP | Ampco-Pittsburg Corporation |
| APA | Apache Corporation |
| APAPC | Apache Corporation Preferred C |
| APB | Asia Pacific Fund, Inc. |
| APC | Anadarko Petroleum Corporation |
| APD | Air Products & Chemicals, Inc. |
| APD | Air Products & Chemicals, Incorporated |
| APF | M S D W Asia- Pacific Fund |
| APH | Amphenol Corporation |
| APJ | Appalachian Power Company |
| APR | American Precision Industries, Inc. |
| APU | Amerigas Partners, L. P. |
| APW | Applied Power, Inc. |