| Abbreviation | Definition |
|---|---|
| DSC | Dev.secs. |
| DSCV | Discoverie Group P.L.C. Ordinary shares |
| DSG | Dillistone |
| DSN | Densitron Technologies, P.L.C. |
| DSS | Daishin Securities Company, LTD. |
| DTC | Datatec |
| DTE | Datong, PLC |
| DTG | Dart Group |
| DTL | Dexion Trading |
| DTY | Dignity |
| DTZ | Dtz Hldgs |
| DUPD | Dragon-ukr. |
| DVO | Devro |
| DVW | Dee Valley Group |
| DVW | Dee Valley Grp |
| DVWA | Dee Valley Nv |
| DWHA | Dewhurst 'A' |
| DWHT | Dewhurst |
| DWN | Dawson Hldgs. |
| DWSN | Dawson Intl. |