| ONE | 01 Communique Lab J | TSX | Active |
| VOX | 360 VOX Corporation | TSX Venture | Active |
| DOH | 3P International Energy Corp | TSX Venture | Active |
| SVN.H | 71 Capital Corp. | TSX Venture | Suspended |
| EEC.P | 88 Capital Corp. | TSX Venture | Active |
| AME | Abacus Mining & Exploration Corporation | TSX Venture | Active |
| ABA | Abbastar Resources Corp. | TSX Venture | Active |
| ABQ.P | Abcana Capital Inc. | TSX Venture | Active |
| ABI | Abcourt Mines Inc. | TSX Venture | Active |
| ABN | Aben Resources Ltd | TSX Venture | Active |
| ABU | Abenteuer Resources Corp. | TSX Venture | Active |
| AAB | Aberdeen Int'l. J | TSX | Active |
| AAB.WT | Aberdeen Intl. Wt J | TSX | Active |
| ABL | Abington Resources Ltd | TSX Venture | Active |
| ABE | Abitex Resouces Inc. | TSX Venture | Active |
| ABB | Abitibi Mining Corp | TSX Venture | Active |
| ABD.H | Abode Mortgage Holdings Corp. | TSX Venture | Suspended |
| ABS | Abzu Gold Ltd | TSX Venture | Active |
| ACX | Acadian Energy Inc. | TSX Venture | Active |
| ADA | Acadian Mng Corp. J | TSX | Active |
| AIC | Acadia Resources Corp | TSX Venture | Active |
| AXE | Acceleware Ltd. | TSX Venture | Active |
| ADP.H | Accend Capital Corporation | TSX Venture | Suspended |
| AOE | Access International Education Ltd. | TSX Venture | Active |
| AMN.P | Acme Capital Corporation | TSX Venture | Active |
| ACY.P | Acme Resources Corp | TSX Venture | Suspended |
| ARI | Acme Resources Inc | TSX Venture | Active |
| AKV | Acrex Ventures Ltd. | TSX Venture | Active |
| AKM | ACT360 Solutions Ltd. | TSX Venture | Active |
| ACU | ACT Aurora Control Technologies Corp. | TSX Venture | Active |
| ACT | Active Control Technology Inc. | TSX Venture | Active |
| ACK | Active Growth Capital Inc | TSX Venture | Active |
| AAC | Actus Minerals Corp | TSX Venture | Active |
| AUA | Adanac Molybdenum Corporation | TSX Venture | Active |
| ATQ | Adeptron Technologies Corporation | TSX Venture | Active |
| ADE | Adex Mining Inc | TSX Venture | Active |
| AHX | Adherex Technology J | TSX | Active |
| AHX.WT | Adherex Tech Wt J | TSX | Active |
| ADL | Adira Energy Ltd | TSX Venture | Active |
| ADB | Admiral Bay Resources Inc | TSX Venture | Suspended |
| ADS.P | ADR Capital Corp. | TSX Venture | Active |
| ADT | Adroit Resources Inc. | TSX Venture | Active |
| AXI | Advanced Explorations Inc. | TSX Venture | Active |
| APD | Advanced Primary Minerals Corporation | TSX Venture | Active |
| APC | Advanced Proteome Therapeutics Corporation | TSX Venture | Active |