Ovintiv (OVV) had the highest return between 2002 and 2005 by a US stock with a market cap of $10B+, returning 76,397,100%.

ASSET	YEARS	% RETURN
Ovintiv (OVV)	2002-2005	76,397,100%
National Grid PLC ADR (NGG)	2002-2005	1,050,078.57%
Cheniere Energy (LNG)	2002-2005	7,735.1%
NetEase (NTES)	2002-2005	7,398.99%
Monster Beverage (MNST)	2002-2005	3,614.71%
Bancolombia SA ADR (CIB)	2002-2005	2,105.47%
ArcelorMittal SA ADR (MT)	2002-2005	1,374.85%
CME (CME)	2002-2005	866.47%
Chunghwa Telecom (CHT)	2002-2005	786.56%
Canadian Natural Resources (CNQ)	2002-2005	764.7%
Clean Harbors (CLH)	2002-2005	760%
Hologic (HOLX)	2002-2005	715.48%
Cameco (CCJ)	2002-2005	703.01%
Vale SA ADR (VALE)	2002-2005	681.86%
Tenaris SA ADR (TS)	2002-2005	678.9%
Crown (CCK)	2002-2005	665.86%
Cognizant Technology Solutions Corp Class A (CTSH)	2002-2005	637.21%
Southern Copper (SCCO)	2002-2005	608.62%
Alamos Gold (AGI)	2002-2005	607.65%
Royal Gold (RGLD)	2002-2005	598.5%
Tapestry (TPR)	2002-2005	592.43%
Old Dominion Freight Line (ODFL)	2002-2005	582.59%
Teck Resources Ltd Class B (TECK)	2002-2005	581.47%
ICICI Bank (IBN)	2002-2005	567.95%
United Therapeutics (UTHR)	2002-2005	558.29%