Perspective Therapeutics (CATX) had the highest return between 1998 and 2005 by a US stock, returning 2,416,566.7%.

ASSET	YEARS	% RETURN
Perspective Therapeutics (CATX)	1998-2005	2,416,566.67%
Frontline (FRO)	1998-2005	9,678.71%
Xcel Brands (XELB)	1998-2005	9,400%
Monster Beverage (MNST)	1998-2005	8,541.58%
Smith & Wesson Brands (SWBI)	1998-2005	7,767.87%
TherapeuticsMD (TXMD)	1998-2005	7,400.01%
Houston American Energy (HUSA)	1998-2005	6,200.4%
Cognizant Technology Solutions Corp Class A (CTSH)	1998-2005	5,933.85%
CBAK Energy Technology (CBAT)	1998-2005	4,320%
Companhia Siderurgica Nacional ADR (SID)	1998-2005	3,658.11%
Broadwind Energy (BWEN)	1998-2005	3,260.13%
NVR (NVR)	1998-2005	3,109.14%
Site Centers (SITC)	1998-2005	2,892.16%
American Vanguard (AVD)	1998-2005	2,801.55%
Denison Mines (DNN)	1998-2005	2,685.85%
Oramed Pharmaceuticals (ORMP)	1998-2005	2,470.84%
Forward Air (FWRD)	1998-2005	2,366.28%
Gildan Activewear (GIL)	1998-2005	2,348.24%
Companhia Energetica de Minas Gerais CEMIG Pref ADR (CIG)	1998-2005	2,347.27%
BRF SA ADR (BRFS)	1998-2005	2,338.81%
Comtech Telecommunications (CMTL)	1998-2005	2,256.66%
Gerdau SA ADR (GGB)	1998-2005	2,163.19%
Daktronics (DAKT)	1998-2005	2,162.22%
Brainstorm Cell Therapeutics (BCLI)	1998-2005	2,017.67%
Apple (AAPL)	1998-2005	2,008.58%