| 1 | DPGE | DEMPSEY | | | SCAC4 |
| 2 | DPGX | Tractech Systems | 7/2005 (not listed) | | NAKINA |
| 3 | DPGX | E.I. du Pont de Nemours & Co. | 8/1920 | | NAKINA |
| 4 | DPGX | *E.I. DUPONT DE NEMOURS & CO. | | | PWRC |
| 5 | DPGX | +TRACTECH SYSTEMS | | | PWRC |
| 6 | DPGX | DuPont (Tractech Systems) | | | RSRV |
| 7 | DPGX | TRACTECH SYSTEMS | | | SCAC4 |
