Symbol Grade Name Industry
AA Grade d Alcoa Inc. Aluminum
AAU Grade f Almaden Minerals, Ltd. Gold Mining
ABX Grade f Barrick Gold Corporation Gold Mining
ACH Grade d Aluminum Corporation of China Aluminum
AEM Grade f Agnico Eagle Mines Limited Gold Mining
AG Grade d First Majestic Silver Corp. Silver Mining
AGI Grade d Alamos Gold Inc Gold Mining
AGU Grade b Agrium Inc. Agricultural Chemicals
AKG Grade f Asanko Gold Inc. Gold Mining
AKS Grade f AK Steel Holding Corporation Iron, Steel Mills & Foundries
ALB Grade c Albemarle Corporation Commodity Chemicals
ALJJ Grade b ALJ Regional Holdings, Inc. Iron, Steel Mills & Foundries
ALO Grade f Alio Gold Inc. Gold Mining
AMRK Grade d A-Mark Precious Metals, Inc. Integrated Mining
AMRS Grade d Amyris, Inc. Industrial Biotechnology Chemicals
APD Grade a Air Products and Chemicals, Inc. Commodity Chemicals
APDN Grade c Applied DNA Sciences Inc Specialty Chemicals
AQMS Grade f Aqua Metals, Inc. Nonferrous Metal Processing
ARD Grade f Ardagh Group S.A. Non-Paper Containers & Packaging
ARNC Grade f Arconic Inc. Aluminum
ASIX Grade b AdvanSix Inc. Specialty Chemicals
ASM Grade d Avino Silver & Gold Mines Ltd. Integrated Mining
ATI Grade d Allegheny Technologies Incorporated Integrated Mining
ATKR Grade c Atkore International Group Inc. Metallic Rolling & Drawing Products
ATR Grade c AptarGroup, Inc. Plastic Container & Packaging
AU Grade c AngloGold Ashanti Limited Gold Mining
AUMN Grade f Golden Minerals Company Silver Mining
AUY Grade c Yamana Gold Inc. Integrated Mining
AVD Grade c American Vanguard Corporation Agricultural Chemicals
AVY Grade a Avery Dennison Corporation Non-Paper Containers & Packaging
AWI Grade d Armstrong World Industries Inc Construction Materials
AXTA Grade a Axalta Coating Systems Ltd. Paint & Coating
BAA Grade f BANRO Corporation Gold Mining
BAK Grade b Braskem SA ADR Commodity Chemicals
BBL Grade c BHP Billiton plc Sponsored ADR Integrated Mining
BCC Grade b Boise Cascade, L.L.C. Logging & Sawmills
BERY Grade a Berry Plastics Group, Inc. Plastic Container & Packaging
BHP Grade c BHP Billiton Limited Integrated Mining
BIOA Grade f BioAmber Inc. Specialty Chemicals
BLL Grade d Ball Corporation Non-Paper Containers & Packaging
BMCH Grade b BMC Stock Holdings, Inc. Wood Products
BMS Grade c Bemis Company, Inc. Non-Paper Containers & Packaging
BOOM Grade b Dynamic Materials Corporation Steel
BRSS Grade d Global Brass and Copper Holdings, Inc. Nonferrous Metal Processing
BTG Grade c B2Gold Corp Gold Mining
BVN Grade b Buenaventura Mining Company Inc. Gold Mining
BXC Grade d Bluelinx Holdings Inc. Wood Product Wholesale
CADC Grade b China Advanced Construction Materials Group, Inc. Construction Materials
CBT Grade b Cabot Corporation Specialty Chemicals
CC Grade c Chemours Company (The) Commodity Chemicals
CCC Grade b Calgon Carbon Corporation Commodity Chemicals
CCK Grade d Crown Holdings, Inc. Non-Paper Containers & Packaging
CDE Grade d Coeur Mining, Inc. Silver Mining
CE Grade b Celanese Corporation Commodity Chemicals
CENX Grade d Century Aluminum Company Primary Aluminum Production
CF Grade c CF Industries Holdings, Inc. Fertilizer
CGA Grade b China Green Agriculture, Inc. Agricultural Chemicals
CINR Grade c Ciner Resources LP Agricultural Chemicals
CLF Grade f Cliffs Natural Resources Inc Steel
CLNT Grade b Cleantech Solutions International, Inc. Iron, Steel Mills & Foundries
CLW Grade d Clearwater Paper Corporation Pulp Mills
CMC Grade f Commercial Metals Company Steel
CMP Grade f Compass Minerals Intl Inc Agricultural Chemicals
CMT Grade c Core Molding Technologies Inc Plastic Container & Packaging
CRH Grade c CRH PLC Construction Materials
CRS Grade d Carpenter Technology Corporation Steel
CSTM Grade d Constellium N.V. Aluminum Rolling
CSWI Grade b CSW Industrials, Inc. Commodity Chemicals
CX Grade f Cemex, S.A.B. de C.V. Sponsored ADR Construction Materials
DEL Grade a Deltic Timber Corporation Logging & Sawmills
DMLP Grade c Dorchester Minerals, L.P. - Integrated Mining
DRD Grade d DRDGOLD Gold Mining
DWDP Grade c DowDuPont Inc. Diversified Chemicals
ECL Grade b Ecolab Inc. Specialty Chemicals
EGI Grade b Entree Gold Inc Integrated Mining
EGO Grade f Eldorado Gold Corporation Gold Mining
EMN Grade b Eastman Chemical Company Commodity Chemicals
ENZY Grade b Enzymotec Ltd. Commodity Chemicals
EXK Grade f Endeavour Silver Corporation Silver Mining
EXP Grade c Eagle Materials Inc Cement & Concrete Manufacturing
FBR Grade b Fibria Celulose S.A. Pulp Mills
FCX Grade d Freeport-McMoRan Copper & Gold, Inc. Integrated Mining
FFHL Grade c Fuwei Films (Holdings) Co., Ltd. Non-Paper Containers & Packaging
FMC Grade a FMC Corporation Diversified Chemicals
FNV Grade a Franco-Nevada Corporation Gold
FOE Grade b Ferro Corporation Specialty Chemicals
FRTA Grade c Forterra, Inc. Construction Materials
FSI Grade b Flexible Solutions International Inc. Specialty Chemicals
FSM Grade d Fortuna Silver Mines Inc Integrated Mining
FSTR Grade d L.B. Foster Company Steel
FUL Grade c H. B. Fuller Company Adhesive
GCP Grade d GCP Applied Technologies Inc. Construction Materials
GEF Grade d Greif Inc. Non-Paper Containers & Packaging
GEF.B Grade d Greif, Inc. Corporation Class B Non-Paper Containers & Packaging
GFI Grade c Gold Fields Gold
GG Grade c Goldcorp Inc. Gold
GGB Grade d Gerdau S.A. Steel
GLT Grade b Glatfelter Paper Mills & Products
GMO Grade f General Moly, Inc. Specialty Mining & Metals
GMS Grade c GMS Inc. Wood Product Wholesale
GOLD Grade c Randgold Resources Limited Gold
GORO Grade c Gold Resource Corporation Integrated Mining
GPK Grade b Graphic Packaging Holding Company Paper Packaging
GPL Grade f Great Panther Silver Silver Mining
GRA Grade c W.R. Grace & Co. Specialty Chemicals
GSM Grade b Globe Specialty Metals Inc. Specialty Mining & Metals
GSS Grade b Golden Star Resources, Ltd Gold Mining
GSV Grade f Gold Standard Ventures Corporation (Canada) Gold Mining
GURE Grade d Gulf Resources, Inc. Commodity Chemicals
HAYN Grade f Haynes International, Inc. Iron, Steel Mills & Foundries
HBM Grade c Hudbay Minerals Inc Copper Ore Mining
HBP Grade d Huttig Building Products, Inc. Wood Product Wholesale
HCC Grade a Warrior Met Coal, Inc. Coke Coal Mining
HCLP Grade d Hi-Crush Partners LP Specialty Mining & Metals
HIHO Grade b Highway Holdings Limited Metal Service Centers
HL Grade f Hecla Mining Company Precious Metals & Minerals
HMY Grade d Harmony Gold Mining Company Limited Gold
HSC Grade d Harsco Corporation Mining Support Services & Equipment
HUN Grade b Huntsman Corporation Specialty Chemicals
HWKN Grade d Hawkins, Inc. Diversified Chemicals
IAG Grade d Iamgold Corporation Gold Mining
IKNX Grade d Ikonics Corporation Specialty Chemicals
IOSP Grade b Innospec Inc. Specialty Chemicals
IP Grade d International Paper Company Paper Packaging
IPHS Grade f Innophos Holdings, Inc. Commodity Chemicals
IPI Grade d Intrepid Potash, Inc Agricultural Chemicals
JCTCF Grade b Jewett-Cameron Trading Company Wood Products
JHX Grade b James Hardie Industries plc Cement & Concrete Manufacturing
KALU Grade c Kaiser Aluminum Corporation Primary Aluminum Production
KGC Grade c Kinross Gold Corporation Gold Mining
KLDX Grade f Klondex Mines Ltd. Gold Mining
KMG Grade d KMG Chemicals, Inc. Specialty Chemicals
KOP Grade b Koppers Holdings Inc. Commodity Chemicals
KRA Grade b Kraton Performance Polymers, Inc Specialty Chemicals
KRO Grade a Kronos Worldwide Inc Specialty Chemicals
KS Grade f KapStone Paper and Packaging Corporation Paper Packaging
KWR Grade a Quaker Chemical Corporation Commodity Chemicals
LBIX Grade b Leading Brands Inc Non-Paper Containers & Packaging
LODE Grade f Comstock Mining, Inc. Integrated Mining
LOMA Grade a Loma Negra Companía Industrial Argentina Sociedad Anónima ADS Cement & Concrete Manufacturing
LPX Grade c Louisiana-Pacific Corporation Wood Products
LXFR Grade a Luxfer Holdings PLC Specialty Mining & Metals
LXU Grade c LSB Industries, Inc. Fertilizer
LYB Grade b LyondellBasell Industries NV Commodity Chemicals
MAG Grade d Mag Silver Corporation Integrated Mining
MBII Grade d Marrone Bio Innovations, Inc. Agricultural Chemicals
MEOH Grade c Methanex Corporation Commodity Chemicals
MERC Grade b Mercer International Inc. Paper Products
METC Grade f Ramaco Resources, Inc. Coke Coal Mining
MLM Grade c Martin Marietta Materials, Inc. Construction Materials
MON Grade c Monsanto Company Agricultural Chemicals
MOS Grade c Mosaic Company (The) Fertilizer
MPVD Grade f Mountain Province Diamonds Inc. Precious Metals & Minerals
MT Grade b Arcelor Mittal Steel
MTL Grade f Mechel OAO Steel
MTRN Grade b Materion Corporation Nonferrous Metal Processing
MTX Grade d Minerals Technologies Inc. Specialty Chemicals
MUX Grade f McEwen Mining Inc. Integrated Mining
MYE Grade d Myers Industries, Inc. Plastic Container & Packaging
NAK Grade c Northern Dynasty Minerals, Ltd. Integrated Mining
NEM Grade c Newmont Mining Corporation Gold Mining
NEU Grade f NewMarket Corp Commodity Chemicals
NEXA Grade f Nexa Resources S.A. Integrated Mining
NG Grade f Novagold Resources Inc. Gold Mining
NGD Grade d New Gold Inc. Integrated Mining
NGVT Grade b Ingevity Corporation Commodity Chemicals
NP Grade a Neenah Paper, Inc. Paper Mills & Products
NSU Grade c Nevsun Resources Specialty Mining & Metals
NUE Grade f Nucor Corporation Steel
NWPX Grade d Northwest Pipe Company Steel
NXEO Grade c Nexeo Solutions, Inc. Commodity Chemicals Wholesale
OCIP Grade f OCI Partners LP Specialty Chemicals
OEC Grade b Orion Engineered Carbons S.A Specialty Chemicals
OI Grade d Owens-Illinois, Inc. Glass Containers & Packaging
OLN Grade a Olin Corporation Commodity Chemicals
OMN Grade b OMNOVA Solutions Inc. Specialty Chemicals
ONP Grade b Orient Paper, Inc. Paper Products
OSN Grade b Ossen Innovation Co., Ltd. Steel
PAAS Grade f Pan American Silver Corp. Silver Mining
PGEM Grade c Ply Gem Holdings, Inc. Construction Material Wholesale
PGLC Grade d Pershing Gold Corporation Gold Mining
PKG Grade c Packaging Corporation of America Paper Packaging
PKX Grade d POSCO Steel
PLG Grade f Platinum Group Metals Ltd. Platinum Mining
PLM Grade c Polymet Mining Corporation Integrated Mining
POL Grade b PolyOne Corporation Diversified Chemicals
POPE Grade d Pope Resources - Limited Partnership Timber Tract Operations
POT Grade c Potash Corporation of Saskatchewan Inc. Agricultural Chemicals
PPG Grade b PPG Industries, Inc. Paint & Coating
PQG Grade f PQ Group Holdings Inc. Commodity Chemicals
PVG Grade b Pretium Resources, Inc. Integrated Mining
PX Grade a Praxair, Inc. Commodity Chemicals
RELY Grade f Signature Group Holdings, Inc. Secondary Smelting & Alloying of Aluminum
RFP Grade a Resolute Forest Products Inc. Newsprint Mills
RGLD Grade d Royal Gold, Inc. Gold Mining
RIC Grade c Richmont Mines, Inc. Gold
RIO Grade c Rio Tinto Plc Integrated Mining
RKDA Grade f Arcadia Biosciences, Inc. Agricultural Chemicals
ROCK Grade c Gibraltar Industries, Inc. Steel
RPM Grade c RPM International Inc. Paint & Coating
RS Grade f Reliance Steel & Aluminum Co. Metal Service Centers
RYAM Grade b Rayonier Advanced Materials Inc. Specialty Chemicals
RYI Grade f Ryerson Holding Corporation Metal Service Centers
SA Grade f Seabridge Gold, Inc. Integrated Mining
SAND Grade c Sandstorm Gold Ltd. Gold Mining
SBGL Grade c Sibanye Gold Limited Gold
SCCO Grade b Southern Copper Corporation Specialty Mining & Metals
SCHN Grade c Schnitzer Steel Industries, Inc. Iron, Steel Mills & Foundries
SCL Grade d Stepan Company Specialty Chemicals
SEE Grade b Sealed Air Corporation Non-Paper Containers & Packaging
SHLM Grade b A. Schulman, Inc. Commodity Chemicals
SHW Grade b Sherwin-Williams Company (The) Paint & Coating
SID Grade f Companhia Siderurgica Nacional S.A. Steel
SIF Grade c SIFCO Industries, Inc. Iron, Steel Mills & Foundries
SIM Grade d Grupo Simec, S.A.B. de C.V. Steel
SLCA Grade c U.S. Silica Holdings, Inc. Specialty Mining & Metals
SLGN Grade f Silgan Holdings, Inc. Non-Paper Containers & Packaging
SMG Grade c Scotts Miracle-Gro Company (The) Agricultural Chemicals
SND Grade c Smart Sand, Inc. Construction Materials
SON Grade b Sonoco Products Company Non-Paper Containers & Packaging
SQM Grade b Sociedad Quimica y Minera S.A. Agricultural Chemicals
SRDX Grade c SurModics, Inc. Adhesive
SSRM Grade f SSR Mining Inc. Silver Mining
STLD Grade b Steel Dynamics, Inc. Steel
SUM Grade d Summit Materials, Inc. Construction Materials
SVM Grade f Silvercorp Metals Inc. Silver Mining
SWM Grade b Schweitzer-Mauduit International, Inc. Paper Products
SXC Grade b SunCoke Energy, Inc. Steel
SXCP Grade b SunCoke Energy Partners, L.P. Steel
SXT Grade d Sensient Technologies Corporation Specialty Chemicals
SYNL Grade c Synalloy Corporation Steel
SYT Grade a Syngenta AG Agricultural Chemicals
TAHO Grade f Tahoe Resources, Inc. Precious Metals & Minerals
TANH Grade d Tantech Holdings Ltd. Commodity Chemicals
TECK Grade c Teck Resources Ltd Integrated Mining
TG Grade b Tredegar Corporation Plastic Container & Packaging
TGB Grade b Taseko Mines, Ltd. Specialty Mining & Metals
THM Grade f International Tower Hill Mines, Ltd. Gold Mining
TMQ Grade c Trilogy Metals Inc. Integrated Mining
TMST Grade f Timken Steel Corporation Iron, Steel Mills & Foundries
TNH Grade c Terra Nitrogen Company, L.P. Fertilizer
TORM Grade d TOR Minerals International Inc Specialty Chemicals
TREC Grade c Trecora Resources Iron Ore Mining
TRQ Grade d Turquoise Hill Resources Ltd. Integrated Mining
TRS Grade d TriMas Corporation Non-Paper Containers & Packaging
TRX Grade f Tanzanian Royalty Exploration Corporation Gold Mining
TSE Grade a Trinseo S.A. Specialty Chemicals
TX Grade d Ternium S.A. Iron, Steel Mills & Foundries
UAMY Grade f United States Antimony Corporation Specialty Mining & Metals
UAN Grade f CVR Partners, LP Fertilizer
UFAB Grade f Unique Fabricating, Inc. Plastics
UFPI Grade b Universal Forest Products, Inc. Logging & Sawmills
UFPT Grade d UFP Technologies, Inc. Commodity Chemicals
UFS Grade b Domtar Corporation Paper Products
UNVR Grade d Univar Inc. Commodity Chemicals Wholesale
USAP Grade c Universal Stainless & Alloy Products, Inc. Iron, Steel Mills & Foundries
USCR Grade b U S Concrete, Inc. Cement & Concrete Manufacturing
USEG Grade c U.S. Energy Corp. Mining Support Activities
USG Grade a USG Corporation Construction Materials
VALE Grade d VALE S.A. Iron Ore Mining
VALE.P Grade d VALE S.A. Iron Ore Mining
VEDL Grade d Vedanta Copper Ore Mining
VGZ Grade f Vista Gold Corp Gold Mining
VHI Grade b Valhi, Inc. Coloring Agent
VMC Grade b Vulcan Materials Company (Holding Company) Construction Materials
VNTR Grade d Venator Materials PLC Coloring Agent
VRTV Grade f Veritiv Corporation Paper Product Wholesale
VSM Grade c Versum Materials, Inc. Specialty Chemicals
VVV Grade a Valvoline Inc. Specialty Chemicals
WLK Grade a Westlake Chemical Corporation Commodity Chemicals
WLKP Grade f Westlake Chemical Partners LP Commodity Chemicals
WOR Grade f Worthington Industries, Inc. Iron, Steel Mills & Foundries
WPM Grade b Wheaton Precious Metals Corp Precious Metals & Minerals
WRK Grade a Westrock Company Paper Packaging
X Grade b United States Steel Corporation Steel
XPL Grade d Solitario Exploration & Royalty Corp Integrated Mining
XXII Grade d 22nd Century Group, Inc. Mining Support Activities
ZEUS Grade c Olympic Steel, Inc. Steel

Symbol Grade Name Industry
AA Grade d Alcoa Inc. Aluminum
AAU Grade f Almaden Minerals, Ltd. Gold Mining
ABX Grade f Barrick Gold Corporation Gold Mining
ACH Grade d Aluminum Corporation of China Aluminum
AEM Grade f Agnico Eagle Mines Limited Gold Mining
AG Grade d First Majestic Silver Corp. Silver Mining
AGI Grade d Alamos Gold Inc Gold Mining
AGU Grade b Agrium Inc. Agricultural Chemicals
AKG Grade f Asanko Gold Inc. Gold Mining
AKS Grade f AK Steel Holding Corporation Iron, Steel Mills & Foundries
ALB Grade c Albemarle Corporation Commodity Chemicals
ALJJ Grade b ALJ Regional Holdings, Inc. Iron, Steel Mills & Foundries
ALO Grade f Alio Gold Inc. Gold Mining
AMRK Grade d A-Mark Precious Metals, Inc. Integrated Mining
AMRS Grade d Amyris, Inc. Industrial Biotechnology Chemicals
APD Grade a Air Products and Chemicals, Inc. Commodity Chemicals
APDN Grade c Applied DNA Sciences Inc Specialty Chemicals
AQMS Grade f Aqua Metals, Inc. Nonferrous Metal Processing
ARD Grade f Ardagh Group S.A. Non-Paper Containers & Packaging
ARNC Grade f Arconic Inc. Aluminum
ASIX Grade b AdvanSix Inc. Specialty Chemicals
ASM Grade d Avino Silver & Gold Mines Ltd. Integrated Mining
ATI Grade d Allegheny Technologies Incorporated Integrated Mining
ATKR Grade c Atkore International Group Inc. Metallic Rolling & Drawing Products
ATR Grade c AptarGroup, Inc. Plastic Container & Packaging
AU Grade c AngloGold Ashanti Limited Gold Mining
AUMN Grade f Golden Minerals Company Silver Mining
AUY Grade c Yamana Gold Inc. Integrated Mining
AVD Grade c American Vanguard Corporation Agricultural Chemicals
AVY Grade a Avery Dennison Corporation Non-Paper Containers & Packaging
AWI Grade d Armstrong World Industries Inc Construction Materials
AXTA Grade a Axalta Coating Systems Ltd. Paint & Coating
BAA Grade f BANRO Corporation Gold Mining
BAK Grade b Braskem SA ADR Commodity Chemicals
BBL Grade c BHP Billiton plc Sponsored ADR Integrated Mining
BCC Grade b Boise Cascade, L.L.C. Logging & Sawmills
BERY Grade a Berry Plastics Group, Inc. Plastic Container & Packaging
BHP Grade c BHP Billiton Limited Integrated Mining
BIOA Grade f BioAmber Inc. Specialty Chemicals
BLL Grade d Ball Corporation Non-Paper Containers & Packaging
BMCH Grade b BMC Stock Holdings, Inc. Wood Products
BMS Grade c Bemis Company, Inc. Non-Paper Containers & Packaging
BOOM Grade b Dynamic Materials Corporation Steel
BRSS Grade d Global Brass and Copper Holdings, Inc. Nonferrous Metal Processing
BTG Grade c B2Gold Corp Gold Mining
BVN Grade b Buenaventura Mining Company Inc. Gold Mining
BXC Grade d Bluelinx Holdings Inc. Wood Product Wholesale
CADC Grade b China Advanced Construction Materials Group, Inc. Construction Materials
CBT Grade b Cabot Corporation Specialty Chemicals
CC Grade c Chemours Company (The) Commodity Chemicals
CCC Grade b Calgon Carbon Corporation Commodity Chemicals
CCK Grade d Crown Holdings, Inc. Non-Paper Containers & Packaging
CDE Grade d Coeur Mining, Inc. Silver Mining
CE Grade b Celanese Corporation Commodity Chemicals
CENX Grade d Century Aluminum Company Primary Aluminum Production
CF Grade c CF Industries Holdings, Inc. Fertilizer
CGA Grade b China Green Agriculture, Inc. Agricultural Chemicals
CINR Grade c Ciner Resources LP Agricultural Chemicals
CLF Grade f Cliffs Natural Resources Inc Steel
CLNT Grade b Cleantech Solutions International, Inc. Iron, Steel Mills & Foundries
CLW Grade d Clearwater Paper Corporation Pulp Mills
CMC Grade f Commercial Metals Company Steel
CMP Grade f Compass Minerals Intl Inc Agricultural Chemicals
CMT Grade c Core Molding Technologies Inc Plastic Container & Packaging
CRH Grade c CRH PLC Construction Materials
CRS Grade d Carpenter Technology Corporation Steel
CSTM Grade d Constellium N.V. Aluminum Rolling
CSWI Grade b CSW Industrials, Inc. Commodity Chemicals
CX Grade f Cemex, S.A.B. de C.V. Sponsored ADR Construction Materials
DEL Grade a Deltic Timber Corporation Logging & Sawmills
DMLP Grade c Dorchester Minerals, L.P. - Integrated Mining
DRD Grade d DRDGOLD Gold Mining
DWDP Grade c DowDuPont Inc. Diversified Chemicals
ECL Grade b Ecolab Inc. Specialty Chemicals
EGI Grade b Entree Gold Inc Integrated Mining
EGO Grade f Eldorado Gold Corporation Gold Mining
EMN Grade b Eastman Chemical Company Commodity Chemicals
ENZY Grade b Enzymotec Ltd. Commodity Chemicals
EXK Grade f Endeavour Silver Corporation Silver Mining
EXP Grade c Eagle Materials Inc Cement & Concrete Manufacturing
FBR Grade b Fibria Celulose S.A. Pulp Mills
FCX Grade d Freeport-McMoRan Copper & Gold, Inc. Integrated Mining
FFHL Grade c Fuwei Films (Holdings) Co., Ltd. Non-Paper Containers & Packaging
FMC Grade a FMC Corporation Diversified Chemicals
FNV Grade a Franco-Nevada Corporation Gold
FOE Grade b Ferro Corporation Specialty Chemicals
FRTA Grade c Forterra, Inc. Construction Materials
FSI Grade b Flexible Solutions International Inc. Specialty Chemicals
FSM Grade d Fortuna Silver Mines Inc Integrated Mining
FSTR Grade d L.B. Foster Company Steel
FUL Grade c H. B. Fuller Company Adhesive
GCP Grade d GCP Applied Technologies Inc. Construction Materials
GEF Grade d Greif Inc. Non-Paper Containers & Packaging
GEF.B Grade d Greif, Inc. Corporation Class B Non-Paper Containers & Packaging
GFI Grade c Gold Fields Gold
GG Grade c Goldcorp Inc. Gold
GGB Grade d Gerdau S.A. Steel
GLT Grade b Glatfelter Paper Mills & Products
GMO Grade f General Moly, Inc. Specialty Mining & Metals
GMS Grade c GMS Inc. Wood Product Wholesale
GOLD Grade c Randgold Resources Limited Gold
GORO Grade c Gold Resource Corporation Integrated Mining
GPK Grade b Graphic Packaging Holding Company Paper Packaging
GPL Grade f Great Panther Silver Silver Mining
GRA Grade c W.R. Grace & Co. Specialty Chemicals
GSM Grade b Globe Specialty Metals Inc. Specialty Mining & Metals
GSS Grade b Golden Star Resources, Ltd Gold Mining
GSV Grade f Gold Standard Ventures Corporation (Canada) Gold Mining
GURE Grade d Gulf Resources, Inc. Commodity Chemicals
HAYN Grade f Haynes International, Inc. Iron, Steel Mills & Foundries
HBM Grade c Hudbay Minerals Inc Copper Ore Mining
HBP Grade d Huttig Building Products, Inc. Wood Product Wholesale
HCC Grade a Warrior Met Coal, Inc. Coke Coal Mining
HCLP Grade d Hi-Crush Partners LP Specialty Mining & Metals
HIHO Grade b Highway Holdings Limited Metal Service Centers
HL Grade f Hecla Mining Company Precious Metals & Minerals
HMY Grade d Harmony Gold Mining Company Limited Gold
HSC Grade d Harsco Corporation Mining Support Services & Equipment
HUN Grade b Huntsman Corporation Specialty Chemicals
HWKN Grade d Hawkins, Inc. Diversified Chemicals
IAG Grade d Iamgold Corporation Gold Mining
IKNX Grade d Ikonics Corporation Specialty Chemicals
IOSP Grade b Innospec Inc. Specialty Chemicals
IP Grade d International Paper Company Paper Packaging
IPHS Grade f Innophos Holdings, Inc. Commodity Chemicals
IPI Grade d Intrepid Potash, Inc Agricultural Chemicals
JCTCF Grade b Jewett-Cameron Trading Company Wood Products
JHX Grade b James Hardie Industries plc Cement & Concrete Manufacturing
KALU Grade c Kaiser Aluminum Corporation Primary Aluminum Production
KGC Grade c Kinross Gold Corporation Gold Mining
KLDX Grade f Klondex Mines Ltd. Gold Mining
KMG Grade d KMG Chemicals, Inc. Specialty Chemicals
KOP Grade b Koppers Holdings Inc. Commodity Chemicals
KRA Grade b Kraton Performance Polymers, Inc Specialty Chemicals
KRO Grade a Kronos Worldwide Inc Specialty Chemicals
KS Grade f KapStone Paper and Packaging Corporation Paper Packaging
KWR Grade a Quaker Chemical Corporation Commodity Chemicals
LBIX Grade b Leading Brands Inc Non-Paper Containers & Packaging
LODE Grade f Comstock Mining, Inc. Integrated Mining
LOMA Grade a Loma Negra Companía Industrial Argentina Sociedad Anónima ADS Cement & Concrete Manufacturing
LPX Grade c Louisiana-Pacific Corporation Wood Products
LXFR Grade a Luxfer Holdings PLC Specialty Mining & Metals
LXU Grade c LSB Industries, Inc. Fertilizer
LYB Grade b LyondellBasell Industries NV Commodity Chemicals
MAG Grade d Mag Silver Corporation Integrated Mining
MBII Grade d Marrone Bio Innovations, Inc. Agricultural Chemicals
MEOH Grade c Methanex Corporation Commodity Chemicals
MERC Grade b Mercer International Inc. Paper Products
METC Grade f Ramaco Resources, Inc. Coke Coal Mining
MLM Grade c Martin Marietta Materials, Inc. Construction Materials
MON Grade c Monsanto Company Agricultural Chemicals
MOS Grade c Mosaic Company (The) Fertilizer
MPVD Grade f Mountain Province Diamonds Inc. Precious Metals & Minerals
MT Grade b Arcelor Mittal Steel
MTL Grade f Mechel OAO Steel
MTRN Grade b Materion Corporation Nonferrous Metal Processing
MTX Grade d Minerals Technologies Inc. Specialty Chemicals
MUX Grade f McEwen Mining Inc. Integrated Mining
MYE Grade d Myers Industries, Inc. Plastic Container & Packaging
NAK Grade c Northern Dynasty Minerals, Ltd. Integrated Mining
NEM Grade c Newmont Mining Corporation Gold Mining
NEU Grade f NewMarket Corp Commodity Chemicals
NEXA Grade f Nexa Resources S.A. Integrated Mining
NG Grade f Novagold Resources Inc. Gold Mining
NGD Grade d New Gold Inc. Integrated Mining
NGVT Grade b Ingevity Corporation Commodity Chemicals
NP Grade a Neenah Paper, Inc. Paper Mills & Products
NSU Grade c Nevsun Resources Specialty Mining & Metals
NUE Grade f Nucor Corporation Steel
NWPX Grade d Northwest Pipe Company Steel
NXEO Grade c Nexeo Solutions, Inc. Commodity Chemicals Wholesale
OCIP Grade f OCI Partners LP Specialty Chemicals
OEC Grade b Orion Engineered Carbons S.A Specialty Chemicals
OI Grade d Owens-Illinois, Inc. Glass Containers & Packaging
OLN Grade a Olin Corporation Commodity Chemicals
OMN Grade b OMNOVA Solutions Inc. Specialty Chemicals
ONP Grade b Orient Paper, Inc. Paper Products
OSN Grade b Ossen Innovation Co., Ltd. Steel
PAAS Grade f Pan American Silver Corp. Silver Mining
PGEM Grade c Ply Gem Holdings, Inc. Construction Material Wholesale
PGLC Grade d Pershing Gold Corporation Gold Mining
PKG Grade c Packaging Corporation of America Paper Packaging
PKX Grade d POSCO Steel
PLG Grade f Platinum Group Metals Ltd. Platinum Mining
PLM Grade c Polymet Mining Corporation Integrated Mining
POL Grade b PolyOne Corporation Diversified Chemicals
POPE Grade d Pope Resources - Limited Partnership Timber Tract Operations
POT Grade c Potash Corporation of Saskatchewan Inc. Agricultural Chemicals
PPG Grade b PPG Industries, Inc. Paint & Coating
PQG Grade f PQ Group Holdings Inc. Commodity Chemicals
PVG Grade b Pretium Resources, Inc. Integrated Mining
PX Grade a Praxair, Inc. Commodity Chemicals
RELY Grade f Signature Group Holdings, Inc. Secondary Smelting & Alloying of Aluminum
RFP Grade a Resolute Forest Products Inc. Newsprint Mills
RGLD Grade d Royal Gold, Inc. Gold Mining
RIC Grade c Richmont Mines, Inc. Gold
RIO Grade c Rio Tinto Plc Integrated Mining
RKDA Grade f Arcadia Biosciences, Inc. Agricultural Chemicals
ROCK Grade c Gibraltar Industries, Inc. Steel
RPM Grade c RPM International Inc. Paint & Coating
RS Grade f Reliance Steel & Aluminum Co. Metal Service Centers
RYAM Grade b Rayonier Advanced Materials Inc. Specialty Chemicals
RYI Grade f Ryerson Holding Corporation Metal Service Centers
SA Grade f Seabridge Gold, Inc. Integrated Mining
SAND Grade c Sandstorm Gold Ltd. Gold Mining
SBGL Grade c Sibanye Gold Limited Gold
SCCO Grade b Southern Copper Corporation Specialty Mining & Metals
SCHN Grade c Schnitzer Steel Industries, Inc. Iron, Steel Mills & Foundries
SCL Grade d Stepan Company Specialty Chemicals
SEE Grade b Sealed Air Corporation Non-Paper Containers & Packaging
SHLM Grade b A. Schulman, Inc. Commodity Chemicals
SHW Grade b Sherwin-Williams Company (The) Paint & Coating
SID Grade f Companhia Siderurgica Nacional S.A. Steel
SIF Grade c SIFCO Industries, Inc. Iron, Steel Mills & Foundries
SIM Grade d Grupo Simec, S.A.B. de C.V. Steel
SLCA Grade c U.S. Silica Holdings, Inc. Specialty Mining & Metals
SLGN Grade f Silgan Holdings, Inc. Non-Paper Containers & Packaging
SMG Grade c Scotts Miracle-Gro Company (The) Agricultural Chemicals
SND Grade c Smart Sand, Inc. Construction Materials
SON Grade b Sonoco Products Company Non-Paper Containers & Packaging
SQM Grade b Sociedad Quimica y Minera S.A. Agricultural Chemicals
SRDX Grade c SurModics, Inc. Adhesive
SSRM Grade f SSR Mining Inc. Silver Mining
STLD Grade b Steel Dynamics, Inc. Steel
SUM Grade d Summit Materials, Inc. Construction Materials
SVM Grade f Silvercorp Metals Inc. Silver Mining
SWM Grade b Schweitzer-Mauduit International, Inc. Paper Products
SXC Grade b SunCoke Energy, Inc. Steel
SXCP Grade b SunCoke Energy Partners, L.P. Steel
SXT Grade d Sensient Technologies Corporation Specialty Chemicals
SYNL Grade c Synalloy Corporation Steel
SYT Grade a Syngenta AG Agricultural Chemicals
TAHO Grade f Tahoe Resources, Inc. Precious Metals & Minerals
TANH Grade d Tantech Holdings Ltd. Commodity Chemicals
TECK Grade c Teck Resources Ltd Integrated Mining
TG Grade b Tredegar Corporation Plastic Container & Packaging
TGB Grade b Taseko Mines, Ltd. Specialty Mining & Metals
THM Grade f International Tower Hill Mines, Ltd. Gold Mining
TMQ Grade c Trilogy Metals Inc. Integrated Mining
TMST Grade f Timken Steel Corporation Iron, Steel Mills & Foundries
TNH Grade c Terra Nitrogen Company, L.P. Fertilizer
TORM Grade d TOR Minerals International Inc Specialty Chemicals
TREC Grade c Trecora Resources Iron Ore Mining
TRQ Grade d Turquoise Hill Resources Ltd. Integrated Mining
TRS Grade d TriMas Corporation Non-Paper Containers & Packaging
TRX Grade f Tanzanian Royalty Exploration Corporation Gold Mining
TSE Grade a Trinseo S.A. Specialty Chemicals
TX Grade d Ternium S.A. Iron, Steel Mills & Foundries
UAMY Grade f United States Antimony Corporation Specialty Mining & Metals
UAN Grade f CVR Partners, LP Fertilizer
UFAB Grade f Unique Fabricating, Inc. Plastics
UFPI Grade b Universal Forest Products, Inc. Logging & Sawmills
UFPT Grade d UFP Technologies, Inc. Commodity Chemicals
UFS Grade b Domtar Corporation Paper Products
UNVR Grade d Univar Inc. Commodity Chemicals Wholesale
USAP Grade c Universal Stainless & Alloy Products, Inc. Iron, Steel Mills & Foundries
USCR Grade b U S Concrete, Inc. Cement & Concrete Manufacturing
USEG Grade c U.S. Energy Corp. Mining Support Activities
USG Grade a USG Corporation Construction Materials
VALE Grade d VALE S.A. Iron Ore Mining
VALE.P Grade d VALE S.A. Iron Ore Mining
VEDL Grade d Vedanta Copper Ore Mining
VGZ Grade f Vista Gold Corp Gold Mining
VHI Grade b Valhi, Inc. Coloring Agent
VMC Grade b Vulcan Materials Company (Holding Company) Construction Materials
VNTR Grade d Venator Materials PLC Coloring Agent
VRTV Grade f Veritiv Corporation Paper Product Wholesale
VSM Grade c Versum Materials, Inc. Specialty Chemicals
VVV Grade a Valvoline Inc. Specialty Chemicals
WLK Grade a Westlake Chemical Corporation Commodity Chemicals
WLKP Grade f Westlake Chemical Partners LP Commodity Chemicals
WOR Grade f Worthington Industries, Inc. Iron, Steel Mills & Foundries
WPM Grade b Wheaton Precious Metals Corp Precious Metals & Minerals
WRK Grade a Westrock Company Paper Packaging
X Grade b United States Steel Corporation Steel
XPL Grade d Solitario Exploration & Royalty Corp Integrated Mining
XXII Grade d 22nd Century Group, Inc. Mining Support Activities
ZEUS Grade c Olympic Steel, Inc. Steel