AEX
| Andersons | 1 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BN
| Burlington Northern | 5 |
BS
| Birmingham Southern RR | 1 |
CSX
| CSX Railroad | 1 |
DME
| Dakota, Minnesota and Eastern | 1 |
OGEX
| Oklahoma Gas and Electric Company | 3 |
SMIX
| Structural Metals Incorporated | 2 |
TFM
| Kansas City Southern De Mexico | 1 |
WFCX
| Western Farmers Electric Cooperative | 1 |