| Symbol | Name | Country | Exchange |
|---|---|---|---|
| ASAV | ASI Aviation Inc | US | US |
| ASAV | ASI Aviation Inc | US | US |
| ASB | Austal Limited | AU | ASX |
| ASELS | Aselsan Elektronik Sanayi ve Ticaret AS | TR | IS |
| ASHO | Ashot Ashkelon Industries Ltd | IL | TA |
| ASTC | Astrotech Corporation | US | NASDAQ |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |
| ATCN | Atec Inc | US | US |