| WJX.UN | Wajax Income Fund Un | TSX | Active |
| WDN | Waldron Energy Corporation | TSX Venture | Active |
| WM | Wallbridge Mng Co J | TSX | Active |
| WFC | Wall Financial Corp | TSX | Active |
| WAN | Wanted Technologies Corporation | TSX Venture | Active |
| WAR | War Eagle Mining Company Inc | TSX Venture | Active |
| WNX | Warnex Inc. J | TSX | Active |
| WEN | Warrior Energy N.V. | TSX Venture | Active |
| WRI | Waseco Resources Inc | TSX Venture | Active |
| WFG | Waterfront Capital Corporation | TSX Venture | Active |
| WFI | WaterFurnace Engy J | TSX | Active |
| WFI.U | WaterFurnace USF J | TSX | Active |
| WAT | Waterloo Resources Ltd | TSX Venture | Active |
| WAF.H | Wavefire.com. Inc. | TSX Venture | Active |
| WEE | Wavefront Technology Solutions Inc | TSX Venture | Active |
| WYM | Waymar Resources Ltd. | TSX Venture | Active |
| WCB | WCB Resources Ltd | TSX Venture | Active |
| WML | Wealth Minerals Ltd. | TSX Venture | Active |
| WEW | WebTech Wireless Inc | TSX | Active |
| WBI | Welichem Biotech Inc | TSX Venture | Active |
| WBI.RT | Welichem Biotech Inc rt ex 20aug2010 | TSX Venture | Delisted |
| WPS | WellPoint Systems Inc. | TSX Venture | Active |
| WSE | Wellstar Energy Corp | TSX Venture | Active |
| WZL | Wenzel Downhole Tool | TSX | Active |
| WGF | Wescan Goldfields Inc. | TSX Venture | Active |
| WCS.A | Wescast Ind Cl A SV | TSX | Active |
| WDO.DB | Wesdome Gold 7% Deb | TSX | Active |
| WDO | Wesdome Gold Mines | TSX | Active |
| WXX | West 49 Inc. J | TSX | Active |
| WED | Westaim Corporation | TSX | Active |
| WBE | WestBond Enterprises Corporation | TSX Venture | Active |
| WEB | Westbridge Energy Corporation | TSX Venture | Active |
| WCU | WestCan Uranium Corp | TSX Venture | Active |
| W.PR.H | Westcoast Engy 5.50% | TSX | Active |
| W.PR.J | Westcoast Engy 5.60% | TSX | Active |
| WTR | Westcore Energy Ltd | TSX Venture | Active |
| WSA | Western Areas NL J | TSX | Active |
| WCE | Western Canada Energy Ltd | TSX Venture | Delisted |
| WTN | Western Coal Corp. J | TSX | Active |
| WTN.WT | Western Coal Wt J | TSX | Active |
| WRG | Western Energy Services Corp | TSX Venture | Active |
| WES.DB | Western Fin 12% Deb | TSX | Active |
| WES | Western Fin Group | TSX | Active |
| WES.PR.D | Western Fin Grp 2 Pr | TSX | Active |
| WES.PR.A | Western Fin Grp 3 Pr | TSX | Active |