| 1 | CGMX | GATX Rail Canada Corp. | added 4/2002; 7/2005 | | NAKINA |
| 2 | CGMX | CGTX Inc. | added 7/1982; 1/1994-7/2000; eliminated 4/2002 | | NAKINA |
| 3 | CGMX | CGTX Inc. | added 7/82; 1/94-7/2000 | | NRHS |
| 4 | CGMX | GATX RAIL CANADA CORP. [CGTX INC.; CANADIAN GENERAL TRANSIT CO.] | | | PWRC |
| 5 | CGMX | Canadian General Transit (GATX Rail Canada) | | | RSRV |
| 6 | CGMX | GATX RAIL CANADA CORPORATION | | | SCAC4 |