COMPANIES IN THIS INDUSTRY

AAON – AAON, Inc.
ABTC – ABT BUILDING PRODUCTS CORP
AERT – ADVANCED ENVIRONMENTAL RECYCLING TECHNOLOGIES INC
AFI – Armstrong Flooring, Inc.
ALYNQ – ALYN CORP
AMN1 – AMERON INTERNATIONAL CORP
APOG – Apogee Enterprises, Inc.
APT – Alpha Pro Tech, Ltd.
ASPN – Aspen Aerogels, Inc.
AWI – Armstrong World Industries Inc
BECN – Beacon Roofing Supply, Inc.
BLD – TopBuild Corp.
BLDR – Builders FirstSource, Inc.
BMCH – BMC Stock Holdings, Inc.
BTEK – BALTEK CORP
BUR1 – BURLINGTON INDUSTRIES INC
BXC – BlueLinx Holdings Inc.
CAB1 – CAMERON ASHLEY BUILDING PRODUCTS INC
CADC – China Advanced Construction Materials Group, Inc.
CBPX – Continental Building Products, Inc.
CCCL – China Ceramics Co., Ltd.
CPAC – Cementos Pacasmayo S.A.A.
CRH – CRH PUBLIC LTD CO (Foreign)
CSTE – Caesarstone Ltd.
CTIX1 – CONVERSION TECHNOLOGIES INTERNATIONAL INC
CX – Cemex S.A.B. de C.V.
DECTF – DECTRON INTERNATIONALE INC
DONA – DONNELLY CORP
DOOR – Masonite International Corporation
DTL – DAL TILE INTERNATIONAL INC
EASI1 – ENGINEERED SUPPORT SYSTEMS INC
EEGL – EAGLE SUPPLY GROUP INC
EXP – Eagle Materials Inc
FJCC – FEDDERS CORP
FRK – FLORIDA ROCK INDUSTRIES INC
FRTA – Forterra, Inc.
GCHI – GIANT CEMENT HOLDING INC
GFF – Griffon Corporation
GGL – GOODMAN GLOBAL INC
GIX – GLOBAL INDUSTRIAL TECHNOLOGIES INC
GLNHQ – GLOBAL ENERGY HOLDINGS GROUP, INC.
GMS – GMS Inc.
HSM1 – HUSSMANN INTERNATIONAL INC
HW – HEADWATERS INC
IAL – INTERNATIONAL ALUMINUM CORP
IBP – Installed Building Products, Inc.
ICM – INTERNACIONAL DE CERAMICA SA DE CV (Foreign)
ICP – INTERNATIONAL COMFORT PRODUCTS CORP
INTXA – INTERIORS INC
IPII – IMPERIAL INDUSTRIES INC
JELD – JELD-WEN Holding, Inc.
JHX – James Hardie Industries plc.
JM – JOHNS MANVILLE CORP
KVCO – KEVCO INC
LAF – LAFARGE NORTH AMERICA INC
LAN – LANCER CORP
LCE – LONE STAR INDUSTRIES INC
LOMA – Loma Negra Compania Industrial Argentina Sociedad Anonima
LPX – Louisiana-Pacific Corporation
MAS – Masco Corporation
MDU – MDU Resources Group, Inc.
MGN1 – MORGAN PRODUCTS LTD
MHM – MASONITE INTERNATIONAL CORP (Foreign)
MLM – Martin Marietta Materials, Inc.
MYSZY – MASISA S.A. (Foreign)
NCFT – NORCRAFT COMPANIES, INC.
NTK1 – NORTEK HOLDINGS INC
NVST – NEVSTAR GAMING & ENTERTAINMENT CORP
NX – Quanex Building Products Corporation
OC – Owens Corning Inc
OWENQ – OWENS CORNING
PALX – PALEX INC
PGEM – Ply Gem Holdings, Inc.
PGTI – PGT Innovations, Inc.
PRN1 – PUERTO RICAN CEMENT CO INC
PTRN – PHOTRAN CORP
RDMX – RMX HOLDINGS, INC.
RETO – ReTo Eco-Solutions, Inc.
RHH – ROBERTSON CECO CORP
RMIXQ – US CONCRETE INC
ROAC – ROCK OF AGES CORP
ROCK – Gibraltar Industries, Inc.
SCT – SCOTSMAN INDUSTRIES INC
SDW – SOUTHDOWN INC
SEC – SPECIALTY EQUIPMENT COMPANIES INC
SMID – SMITH MIDLAND CORP
SUM – Summit Materials, Inc.
TECU – TECUMSEH PRODUCTS CO
TGEN – Tecogen Inc.
TGLS – Tecnoglass Inc.
THP – THERMO POWER CORP
TJCO – TJ INTERNATIONAL INC
TREX – Trex Company, Inc.
TRIP2 – TRIANGLE PACIFIC CORP
TT – TRANE INC.
TXI – TEXAS INDUSTRIES INC
USCR – U S Concrete, Inc.
USG – USG Corporation
USLM – United States Lime & Minerals, Inc.
VMC – Vulcan Materials Company
YECO – Yulong Eco-Materials Limited
YRK – YORK INTERNATIONAL CORP