ADMX
| ADM Transportation Company | 1 |
AEX
| Andersons | 4 |
APPX
| Appalachian Railcar Services | 5 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BLHX
| SMBC RAIL SERVICES LLC | 2 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 10 |
CATX
| General American Marks Company | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 2 |
CGOX
| Cargill Incorporated | 1 |
CLSX
| Cargill Incorporated Salt Division | 1 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CMPX
| Compass Capitol Corporation | 2 |
CNLX
| CN Treasury Operations, Limited | 1 |
CNW
| Chicago & Northwestern | 4 |
CP
| Canadian Pacific Railway | 5 |
CRDX
| Chicago Freight Car Leasing Company | 2 |
CSX
| CSX Railroad | 4 |
DJTX
| Joseph Transportation Incorporated | 2 |
DME
| Dakota, Minnesota and Eastern | 3 |
FURX
| First Union Rail | 2 |
FXE
| Ferromex | 1 |
GACX
| General American Marks Company | 4 |
GCCX
| General American Marks Company | 1 |
GFSX
| General American Marks Company | 1 |
GNAX
| Holcim (US) Inc | 1 |
HCGX
| COMPASS MINERALS INTERNATIONAL INC | 1 |
HPJX
| Helm-Pacific Leasing | 1 |
HWCX
| Halliburton Company | 1 |
IFRX
| Infinity Rail LLC | 4 |
INTX
| Interstate Commodities Inc. | 4 |
MKT
| Missouri-Kansas-Texas | 1 |
MP
| Missouri Pacific | 3 |
MWCX
| Midwest Railcar Corporation | 3 |
NAHX
| General Electric Rail Services | 4 |
NDYX
| First Union Rail | 1 |
NOKL
| Northwestern Oklahoma | 2 |
RGCX
| Rio Grande Chemical LTD | 2 |
RRBX
| Rampart Range Corporation | 7 |
SHPX
| American Railcar Leasing, LLC | 3 |
SIRX
| Southern Illinois Railcar Company | 2 |
SLSF
| Saint Louis-San Francisco | 1 |
SMNX
| Solvay Minerals Incorporated | 1 |
SOO
| Soo Line | 1 |
SP
| Southern Pacific | 2 |
SRT
| SRT | 5 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TILX
| Trinity Industries Leasing Company | 4 |
UP
| Union Pacific Railroad Company | 7 |
WP
| Western Pacific | 2 |
WREX
| Western Railroad Equipment Company | 1 |
WW
| Winchester & Western | 3 |
WWUX
| Unimin Corporation | 7 |