Americas Silver (USAS) had the highest return in September 2018 by a US stock in the Metals & Mining Industry, returning 509.5%.

ASSET	MONTH	% RETURN
Americas Silver (USAS)	September 2018	509.5%
Atlas Lithium Corporation Common Stock (ATLX)	September 2018	100%
Platinum Group Metals (PLG)	September 2018	71.09%
United States Antimony (UAMY)	September 2018	42.23%
Ero Copper (ERO)	September 2018	35.93%
Largo Resources (LGO)	September 2018	31.92%
Cleveland-Cliffs (CLF)	September 2018	28.01%
Standard Lithium (SLI)	September 2018	20.38%
Aura Minerals Inc Common Shares (AUGO)	September 2018	16.61%
Vale SA ADR (VALE)	September 2018	15.76%
Seabridge Gold (SA)	September 2018	15.63%
DRDGOLD Limited ADR (DRD)	September 2018	15.23%
Warrior Met Coal (HCC)	September 2018	13.76%
Gerdau SA ADR (GGB)	September 2018	12.57%
Caledonia Mining (CMCL)	September 2018	12.35%
Allegheny Technologies (ATI)	September 2018	11.51%
AngloGold Ashanti (AU)	September 2018	10.71%
Teck Resources Ltd Class B (TECK)	September 2018	10.68%
Ternium SA ADR (TX)	September 2018	10.07%
Rio Tinto ADR (RIO)	September 2018	9.72%
Ryerson (RYI)	September 2018	9.71%
Companhia Siderurgica Nacional ADR (SID)	September 2018	9.62%
Hudbay Minerals (HBM)	September 2018	8.8%
Trilogy Metals (TMQ)	September 2018	8.7%
BHP (BHP)	September 2018	8.55%