| WBMD | WebMD Health Corp. | 29.72 | Stock | Healthcare Information Services | NMS |
| WBSN | Websense, Inc. | 19.23 | Stock | Business Services | NMS |
| WBC | WABCO Holdings Inc. | 77.71 | Stock | Auto Parts | NYQ |
| WBS | Webster Financial Corp. | 23.64 | Stock | Regional - Northeast Banks | NYQ |
| WBK | Westpac Banking Corporation | 153.11 | Stock | Foreign Money Center Banks | NYQ |
| WBC.AX | Westpac Banking Corporation | 31.35 | Stock | Money Center Banks | ASX |
| WBCO | Washington Banking Co. | 13.73 | Stock | Regional - Pacific Banks | NMS |
| WBXUE | Webxu, Inc. | 0.12 | Stock | Internet Information Providers | OBB |
| WBNK | Waccamaw Bankshares Inc. | 0.01 | Stock | Regional - Mid-Atlantic Banks | PNK |
| WBKC | Wolverine Bancorp, Inc. | 18.82 | Stock | Money Center Banks | NCM |
| WBI.V | Welichem Biotech Inc. | 0.13 | Stock | Medical Laboratories & Research | VAN |
| WBGBX | Wells Fargo Advantage WB Growth Balanced | 13.10 | Mutual Fund | | NAS |
| WBB | Westbury Bancorp, Inc. | 13.51 | Stock | Regional - Northeast Banks | NCM |
| WBALX | Weitz Balanced | 13.95 | Mutual Fund | | NAS |
| WB1.MU | WESTAMER BANCORP | 0.00 | Stock | | MUN |
| WB.TO | WHISTLER BLACKCOMB HOLDINGS INC | 13.95 | Stock | | TOR |
| WBC.SG | WESTPAC BANKING | 24.20 | Stock | Money Center Banks | STU |
| WBLFX | Whitebox Long Short Equity Institutional | 10.31 | Mutual Fund | | NAS |
| WB2.BE | WABTEC | 75.00 | Stock | Railroads | BER |
| WBDGX | WBI Absolute Return Dividend Gr Instl | 12.10 | Mutual Fund | | NAS |