BN
| Burlington Northern | 3 |
BNSF
| BNSF Railway | 9 |
BO
| Baltimore & Ohio | 2 |
BRIX
| Union Tank Car Company | 2 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CGLX
| GATX Rail Canada | 1 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
SAMX
| Cargill Incorporated | 1 |
UP
| Union Pacific Railroad Company | 1 |