| Abbreviation | Definition |
|---|---|
| AIF | Acorn Income Fund, LTD. |
| AIM | Aim Investments |
| AIP | Air Partner, P.L.C. |
| AIRC | Air China |
| AIS | Alternative Investment Strategies LD Sterling Hedged Fund |
| AISI | Aisi (de-listed) |
| AIT | Active Capital |
| AIT | Active Capital (formerly AIT Capital Group) (de-listed) |
| AIT | Active Capital (formerly AIT Capital Group) (de-listed) |
| AJG | Atlantis Japan |
| AKLD | Ashok Ley.gdr |
| AKLS | Ashok Ley.gdr4a |
| AKR | Akers Bio(regs) |
| AKR | Akers Biosciences, Incorporated Common shares |
| AKR | Akers Biosciences, Incorporated Common shares |
| AKRN | Jsc Acron S |
| AKT | Ark Ther Grp |
| AKT | Ark Therapy Group (de-listed) |
| AKT | Ark Therapy Group (de-listed) |
| ALAI | Aberdeen Latin American Income Fund, Limited Ordinary shares |