National Grid PLC ADR (NGG) had the highest return between 2004 and 2009 by a US stock with a market cap of $10B+, returning 703,769.2%.

ASSET	YEARS	% RETURN
National Grid PLC ADR (NGG)	2004-2009	703,769.23%
Monster Beverage (MNST)	2004-2009	3,548.8%
Apple (AAPL)	2004-2009	1,855.96%
Intuitive Surgical (ISRG)	2004-2009	1,674.44%
Booking (BKNG)	2004-2009	1,110.03%
Banco Bradesco SA ADR (BBD)	2004-2009	1,106.51%
Bancolombia SA ADR (CIB)	2004-2009	997.03%
Ambev SA ADR (ABEV)	2004-2009	949.86%
Vale SA ADR (VALE)	2004-2009	875.68%
Elbit Systems (ESLT)	2004-2009	776.25%
Petróleo Brasileiro SA - Petrobras (PBR.A)	2004-2009	771.67%
Trip Group Ltd ADR (TCOM)	2004-2009	764.09%
Petroleo Brasileiro Petrobras SA ADR (PBR)	2004-2009	752.61%
Illumina (ILMN)	2004-2009	740.55%
Suzano Papel e Celulose SA ADR (SUZ)	2004-2009	697.11%
Tenaris SA ADR (TS)	2004-2009	645.75%
Credicorp (BAP)	2004-2009	602.15%
Itau Unibanco Banco (ITUB)	2004-2009	592.41%
Clean Harbors (CLH)	2004-2009	570.53%
Southern Copper (SCCO)	2004-2009	553.49%
Mastercard (MA)	2004-2009	542.75%
Baidu (BIDU)	2004-2009	523.08%
Stifel Financial (SF)	2004-2009	520.33%
Alphabet Inc Class A (GOOGL)	2004-2009	519.93%
Mosaic (MOS)	2004-2009	504.9%