AEX
| Andersons | 17 |
AMGX
| AMG Resources Corporation | 1 |
ATSF
| Atchison Topeka & Santa Fe | 3 |
BN
| Burlington Northern | 8 |
BNSF
| BNSF Railway | 1 |
BPRR
| Buffalo and Pittsburgh | 5 |
CBQ
| Chicago Burlington & Quincy | 1 |
CNW
| Chicago & Northwestern | 6 |
CR
| Conrail | 55 |
CSX
| CSX Railroad | 2 |
DRGW
| Denver & Rio Grande Western | 13 |
HKGX
| Haines & Kibblehouse Inc. | 4 |
HLMX
| Helm Financial Corporation | 10 |
HMJX
| HELM Financial Corporation | 4 |
HPJX
| Helm-Pacific Leasing | 1 |
JEFW
| Jefferson Warrior Railroad Company | 2 |
MP
| Missouri Pacific | 12 |
MWAX
| Martin Marietta Materials Incorporated | 1 |
NS
| Norfolk Southern | 68 |
NW
| Norfolk & Western | 47 |
PC
| Penn Central | 1 |
PPLX
| Pennsylvania Power and Light Company | 35 |
PSR
| Pittsburg and Shawmut Railroad Incorporated | 8 |
RBMN
| Reading Blue Mountain & Northern | 124 |
RMGX
| Andersons - Railgroup | 1 |
SCKX
| Northern Coal Transportation Company | 3 |
SOU
| Southern | 3 |
UP
| Union Pacific Railroad Company | 4 |