AEPX
| American Electric Power | 39 |
AEX
| Andersons | 1 |
ALY
| Allegheny and Eastern Railroad Incorpora | 3 |
AM
| Arkansas & Missouri | 3 |
AMGX
| AMG Resources Corporation | 1 |
AOK
| Arkansas-Oklahoma Railroad | 113 |
AOKX
| Greenbrier Management Services, LLC | 13 |
ATSF
| Atchison Topeka & Santa Fe | 184 |
ATW
| Atlantic and Western | 104 |
BBGX
| Greenbrier Management Services, LLC | 2 |
BKTY
| Union Pacific Railroad Company | 1 |
BN
| Burlington Northern | 408 |
BNBX
| Greenbrier Management Services, LLC | 48 |
BNSF
| BNSF Railway | 859 |
BXBX
| BXB Corporation | 1 |
CAIX
| CAI Rail Inc. | 33 |
CEFX
| CIT Group/Capital Finance, Inc | 58 |
CFCX
| CRONIMET CORPORATION | 1 |
CHTT
| Chicago Heights Terminal Transfer | 14 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 5 |
CITX
| CIT Group/Capital Finance, Inc | 71 |
CMHX
| CarMath Incorporated | 2 |
CN
| Canadian National Railways | 2 |
CNW
| Chicago & Northwestern | 48 |
CNWX
| Canadian Wheat Board | 1 |
COEH
| Conecuh Valley Railroad | 46 |
COER
| Crab Orchard & Egyptian | 49 |
CP
| Canadian Pacific Railway | 2 |
CPDX
| Chevron USA Incorporated | 1 |
CR
| Conrail | 2 |
CRIX
| Citicorp Railmark, Inc. | 17 |
CS
| Colorado & Southern | 3 |
CSX
| CSX Railroad | 8 |
CTRN
| Union Pacific Railroad Company | 16 |
CW
| Colorado and Wyoming | 61 |
DGNO
| Dallas Garland & Northeastern | 2 |
DJJX
| Joseph Transportation Incorporated | 38 |
DJLX
| CIT Group/Capital Finance, Inc | 7 |
DLRX
| General Electric Rail Services | 23 |
DRGW
| Denver & Rio Grande Western | 10 |
EDEX
| Empire District Electric Company | 4 |
EGSX
| Entergy Gulf States Incorporated | 20 |
EJE
| Elgin Joliet and Eastern | 1 |
ENVX
| EnergySolutions LLC | 4 |
ESCX
| General American Marks Company | 4 |
FEC
| Florida East Coast | 5 |
FLCX
| CIT Group/Capital Finance, Inc | 22 |
FPPX
| Fayette Power Project (Texas) | 149 |
FURX
| First Union Rail | 135 |
FXE
| Ferromex | 12 |
GACX
| General American Marks Company | 2 |
GBRX
| Greenbrier Leasing Corporation | 54 |
GCCX
| General American Marks Company | 1 |
GEAX
| General Electric Rail Services | 3 |
GGPX
| General American Marks Company | 63 |
GN
| Great Northern | 9 |
GNRR
| Georgia Northeastern | 2 |
GNTX
| TTX Company | 158 |
GONX
| Railgon Company | 46 |
GRW
| Gary Railway | 2 |
GVSR
| Galveston Railroad L.P. | 2 |
GWWR
| Gateway Western | 1 |
HCSX
| Helm Chesapeake LLP | 27 |
HIPX
| NRG Energy | 64 |
HPJX
| Helm-Pacific Leasing | 27 |
HZGX
| Herzog Contracting Corporation | 11 |
JECX
| Jeffrey Energy Center | 8 |
JOSX
| Rail Connection, Inc | 7 |
JTIX
| David J Joseph Company | 5 |
KCLX
| Kansas City Power and Light Company | 9 |
KCS
| Kansas City Southern | 4 |
LCRX
| Lower Colorado River Authority (Texas) | 99 |
LW
| Louisville and Wadley Railway Company | 7 |
MHFX
| MHF Logistical Solutions Incorporated | 15 |
MILX
| General Electric Rail Services | 8 |
MKT
| Missouri-Kansas-Texas | 2 |
MP
| Missouri Pacific | 86 |
MQRX
| MACQUARIE RAIL, INC. | 57 |
MRL
| Montana Rail Link | 18 |
MS
| Michigan Shore Railroad Incorporated | 19 |
MVRY
| Mahoning Valley Ry | 3 |
MWCX
| Midwest Railcar Corporation | 58 |
MWGX
| Midwest Generation LLC | 1 |
NCUX
| CIT Group/Capital Finance, Inc | 57 |
NDYX
| First Union Rail | 71 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 3 |
NOKL
| Northwestern Oklahoma | 18 |
NP
| Northern Pacific | 7 |
NRLX
| CIT Group/Capital Finance, Inc | 2 |
NS
| Norfolk Southern | 10 |
NSAX
| National Steel Corporation | 1 |
NUEX
| Nucor Steel | 4 |
NW
| Norfolk & Western | 4 |
OFOX
| RESIDCO | 3 |
OPSX
| Public Service Company of Oklahoma | 3 |
OVEX
| Ohio Valley Electric Company | 12 |
OW
| OW | 1 |
PFPX
| Calpac, LLC | 2 |
PMRX
| Progress Metal Reclamation Company | 1 |
PNJX
| Trinity Rail Management | 108 |
PSTX
| David J. Joseph Company | 4 |
ROXX
| Rocky Mountain Recycling, Inc. | 13 |
RTIX
| RTI - Railroad Services | 11 |
SCNX
| South Carolina Electric and Gas Company | 22 |
SEPX
| Southwestern Electric Power Company (La.) | 3 |
SMIX
| Structural Metals Incorporated | 1 |
SMPX
| Commercial Metal Company | 1 |
SP
| Southern Pacific | 34 |
SPSX
| Progress Rail Services Corp | 17 |
SSTX
| Schnitzer Steel | 1 |
TCMX
| CIT Group/Capital Finance, Inc | 2 |
TCTX
| Tube City Incorporated | 4 |
TFM
| Kansas City Southern De Mexico | 26 |
TGNX
| NRG Energy | 247 |
TILX
| Trinity Industries Leasing Company | 131 |
TLKX
| TUCO Inc | 138 |
TNMR
| Texas and New Mexico | 1 |
TOTX
| Cotco Incorporated | 5 |
TR
| Tomahawk Railway L.P. | 4 |
TYDX
| TYDX | 1 |
TYOX
| The Tie Yard Of Omaha Inc. | 17 |
TZPR
| Tazewell & Peoria Railroad | 1 |
UP
| Union Pacific Railroad Company | 53 |
WCRC
| Washington Central | 8 |
WEPX
| Wisconsin Electric Power Company | 1 |
WFAX
| Western Fuels Association Incorporated (Colo.) | 11 |
WLCX
| WLCX | 1 |
WSCX
| CONSUMERS ENERGY CO | 1 |
YVRR
| Yadkin Valley | 1 |