AES (AES) had the highest return in August 2002 by a US stock in the S&P 500 (GSPC), returning 51%.

ASSET	MONTH	% RETURN
AES (AES)	August 2002	51%
Quanta Services (PWR)	August 2002	37.31%
Xcel Energy (XEL)	August 2002	37.02%
CMS Energy (CMS)	August 2002	32.21%
Align Technology (ALGN)	August 2002	27.66%
Axon Enterprise (AXON)	August 2002	26.72%
Corning (GLW)	August 2002	26.59%
Skyworks Solutions (SWKS)	August 2002	25.75%
Johnson Controls International (JCI)	August 2002	23.54%
International Flavors & Fragrances (IFF)	August 2002	21.7%
Mosaic (MOS)	August 2002	21.69%
Take-Two Interactive Software (TTWO)	August 2002	21.26%
Newmont Goldcorp (NEM)	August 2002	20.09%
Gartner (IT)	August 2002	19.11%
CenterPoint Energy (CNP)	August 2002	19.06%
Roper Technologies, Inc Common Stock (ROP)	August 2002	16.81%
Henry Schein (HSIC)	August 2002	16.75%
Ball (BALL)	August 2002	16.06%
Republic Services (RSG)	August 2002	15.73%
Halliburton (HAL)	August 2002	15.15%
Jack Henry & Associates (JKHY)	August 2002	15.1%
NetApp (NTAP)	August 2002	14.94%
Omnicom (OMC)	August 2002	14.91%
Teledyne Technologies (TDY)	August 2002	14.84%
Citigroup (C)	August 2002	14.7%