MAG Silver (MAG) had the highest return between 1998 and 2007 by a US stock, returning 2,902,640%.

ASSET	YEARS	% RETURN
MAG Silver (MAG)	1998-2007	2,902,640%
Know Labs (KNW)	1998-2007	763,220.61%
Perspective Therapeutics (CATX)	1998-2007	669,900%
Ring Energy (REI)	1998-2007	263,900%
India Globalization Capital (IGC)	1998-2007	108,957.3%
Gladstone Capital (GLAD)	1998-2007	79,485%
Riley Exploration Permian (REPX)	1998-2007	51,674.71%
Frontline (FRO)	1998-2007	26,114.96%
Northern Oil & Gas (NOG)	1998-2007	25,173.12%
Flexible Solutions International (FSI)	1998-2007	22,864.71%
First Majestic Silver (AG)	1998-2007	20,322.67%
Monster Beverage (MNST)	1998-2007	19,325.26%
Companhia Siderurgica Nacional ADR (SID)	1998-2007	18,430.19%
Broadwind Energy (BWEN)	1998-2007	17,060.69%
Denison Mines (DNN)	1998-2007	12,129.59%
Smith & Wesson Brands (SWBI)	1998-2007	12,112.01%
Versus Systems Inc. (VS)	1998-2007	10,020%
Cognizant Technology Solutions Corp Class A (CTSH)	1998-2007	8,047.02%
Gerdau SA ADR (GGB)	1998-2007	6,407.83%
Houston American Energy (HUSA)	1998-2007	6,000.38%
BlackBerry (BB)	1998-2007	5,792.44%
Apple (AAPL)	1998-2007	5,713.67%
BRF SA ADR (BRFS)	1998-2007	5,334.9%
TherapeuticsMD (TXMD)	1998-2007	4,950.01%
Comtech Telecommunications (CMTL)	1998-2007	4,066.38%