QVC (QVCGA) had the highest return between 2005 and 2011 by a US stock, returning 8,410,955.6%.

ASSET	YEARS	% RETURN
QVC (QVCGA)	2005-2011	8,410,955.56%
Northern Oil & Gas (NOG)	2005-2011	7,863,300%
Castellum (CTM)	2005-2011	6,521,639.13%
Sequans Communications (SQNS)	2005-2011	3,349,297.59%
National Grid PLC ADR (NGG)	2005-2011	1,058,804.76%
Know Labs (KNW)	2005-2011	992,216.79%
India Globalization Capital (IGC)	2005-2011	483,233.33%
Natwest (NWG)	2005-2011	400,280%
Perspective Therapeutics (CATX)	2005-2011	219,900%
Metalla Royalty & Streaming (MTA)	2005-2011	185,785.71%
Ring Energy (REI)	2005-2011	133,233.33%
Ferguson (FERG)	2005-2011	122,605.56%
Aris Mining (ARMN)	2005-2011	76,482.09%
Ocean Power Technologies (OPTT)	2005-2011	29,455.56%
OPTIMIZERx (OPRX)	2005-2011	26,600%
Pioneer Power Solutions (PPSI)	2005-2011	15,915.77%
NanoViricides (NNVC)	2005-2011	12,300%
Universal Insurance (UVE)	2005-2011	12,064.88%
Gyre Therapeutics (GYRE)	2005-2011	11,710.35%
VirnetX Holding Corp Common Stock (VHC)	2005-2011	8,915.86%
Gulf Resources (GURE)	2005-2011	8,850%
Cocrystal Pharma (COCP)	2005-2011	4,806.67%
Nova Lifestyle I (NVFY)	2005-2011	2,733.33%
Weatherford International (WFRD)	2005-2011	2,400%
Future Fintech (FTFT)	2005-2011	1,966.67%