ATSF
| Atchison Topeka & Santa Fe | 1 |
BNSF
| BNSF Railway | 42 |
CTCX
| Endasa S.A. De C.V. | 1 |
DBUX
| CIT Group/Capital Finance, Inc | 1 |
GATX
| General American Marks Company | 5 |
IAPX
| Air Liquide America Corporation | 1 |
MBLX
| Exxon Mobil Corporation | 2 |
MGNX
| MGNX | 4 |
NATX
| General Electric Rail Services | 2 |
SHPX
| American Railcar Leasing, LLC | 1 |
SRIX
| Southwest Rail Industries Incorporated | 1 |
TILX
| Trinity Industries Leasing Company | 5 |
UTLX
| Union Tank Car Company | 16 |