Know Labs (KNW) had the highest return between 2002 and 2009 by a US stock, returning 1,068,548.9%.

ASSET	YEARS	% RETURN
Know Labs (KNW)	2002-2009	1,068,548.85%
Perspective Therapeutics (CATX)	2002-2009	296,566.67%
Ring Energy (REI)	2002-2009	133,233.33%
Gulf Resources (GURE)	2002-2009	58,200%
Northern Oil & Gas (NOG)	2002-2009	42,955.19%
Ainos (AIMD)	2002-2009	32,200%
India Globalization Capital (IGC)	2002-2009	25,408.32%
Frontline (FRO)	2002-2009	24,417.95%
Future Fintech (FTFT)	2002-2009	20,500%
NetEase (NTES)	2002-2009	19,967.79%
TherapeuticsMD (TXMD)	2002-2009	19,503.88%
Companhia Siderurgica Nacional ADR (SID)	2002-2009	15,367.25%
MEDIFAST (MED)	2002-2009	13,803.18%
Houston American Energy (HUSA)	2002-2009	12,534.48%
Broadwind Energy (BWEN)	2002-2009	9,608.39%
Monster Beverage (MNST)	2002-2009	7,139.82%
Encore Capital (ECPG)	2002-2009	6,592.31%
USANA Health Sciences (USNA)	2002-2009	4,809.2%
Sohu (SOHU)	2002-2009	4,754.24%
Companhia Energetica de Minas Gerais CEMIG Pref ADR (CIG)	2002-2009	4,737.58%
Insteel Industries (IIIN)	2002-2009	4,374.09%
Bancolombia SA ADR (CIB)	2002-2009	3,923.13%
Universal Insurance (UVE)	2002-2009	3,841.07%
Banco Bradesco SA ADR (BBD)	2002-2009	3,743.12%
Oramed Pharmaceuticals (ORMP)	2002-2009	3,631.86%