| 1 | GMTX | Locomotive Leasing Partners, LLC | added 7/2005; 7/2005 (not listed) | | NAKINA |
| 2 | GMTX | General American Marks Co. | added 4/2005; eliminated 7/2005 | | NAKINA |
| 3 | GMTX | GATX RAIL LOCOMOTIVE GROUP {LOCOMOTIVE LEASING PARTNERS, LLC. (GENERAL AMERICAN MARKS CO.)] | | | PWRC |
| 4 | GMTX | General American Marks (GATX Corporation) | | | RSRV |
| 5 | GMTX | GATX RAIL LOCOMOTIVE GROUP LLC | | | SCAC4 |
| 6 | GMTX | GATX Rail Locomotive Group | | USA | TRAFFIC |
