AMGX
| AMG Resources Corporation | 1 |
BNSF
| BNSF Railway | 1 |
CSX
| CSX Railroad | 7 |
HIPX
| NRG Energy | 1 |
LT
| Lake Terminal Railroad Company | 1 |
MWCX
| Midwest Railcar Corporation | 2 |
NDYX
| First Union Rail | 1 |
NS
| Norfolk Southern | 1 |
PNJX
| Trinity Rail Management | 1 |
SBD
| Seaboard System | 1 |
SMIX
| Structural Metals Incorporated | 1 |
TGNX
| NRG Energy | 2 |