| DTV | DIRECTV | 65.21 | Stock | CATV Systems | NMS |
| DTE | DTE Energy Company | 71.77 | Stock | Electric Utilities | NYQ |
| DTO | PowerShares DB Crude Oil Dble Short ETN | 40.69 | ETF | | PCX |
| DTSI | DTS Inc. | 20.00 | Stock | Application Software | NMS |
| DTLK | Datalink Corporation | 11.36 | Stock | Data Storage Devices | NGM |
| DTE.DE | Deutsche Telekom AG | 9.21 | Stock | Wireless Communications | GER |
| DTEGY | Deutsche Telekom AG | 11.85 | Stock | | PNK |
| DTN | WisdomTree Dividend ex-Financials | 64.99 | ETF | | PCX |
| DTF | DTF Tax-Free Income Inc. | 17.05 | Stock | Closed-End Fund - Debt | NYQ |
| DTK | Deutsche Bk Contingent Cap Tr I | 27.45 | Stock | | NYQ |
| DTD | WisdomTree Total Dividend | 62.80 | ETF | | PCX |
| DTZ | DTE Energy Company 2011 Series | 27.48 | Stock | | NYQ |
| DTYS | iPath US Treasury 10-year Bear ETN | 25.88 | ETF | | PCX |
| DTYL | iPath US Treasury 10-year Bull ETN | 72.25 | ETF | | PCX |
| DTX.TO | DEETHREE EXPLORATION LTD | 7.95 | Stock | | TOR |
| DTT | Deutsche Bank Cap Fdg Tr IX Gua | 25.36 | Stock | | NYQ |
| DTRC | Dakota Territory Resource Corp. | 0.25 | Stock | | PNK |
| DTQ | DTE Energy Company | 26.03 | Stock | | NYQ |
| DTMMX | DFA Tax-Managed US Marketwide Value | 20.65 | Mutual Fund | | NAS |
| F00000GY1P.TO | NexGen N.A. Value Tax Managed DTC HNW | 6.54 | Mutual Fund | | TOR |