| 1 | EDSX | Exxon Co., U.S.A. | added 4/1980; 1/1994; eliminated 1/1998 | | NAKINA |
| 2 | EDSX | The Carter Oil Co. | added 10/1979; 1/1980; eliminated 4/1980 | | NAKINA |
| 3 | EDSX | E.D. Sloan | 1/1943-1/1952 | | NAKINA |
| 4 | EDSX | E.D. Sloan | Jan-52 | | NRHS |
| 5 | EDSX | The Carter Oil Co. | 1/80; eliminated 4/80 | | NRHS |
| 6 | EDSX | Exxon Co., U.S.A. | added 4/80; 1/94; eliminated 1/98 | | NRHS |
| 7 | EDSX | *E.D. SLOAN | | | PWRC |
| 8 | EDSX | *EXXON COMPANY, U.S.A. [CARTER OIL CO.] | | | PWRC |
| 9 | EDSX | Exxon | | | RSRV |
