First Solar (FSLR) had the highest return between 2006 and 2008 by a US stock in the S&P 500 (GSPC), returning 463.1%.

ASSET	YEARS	% RETURN
First Solar (FSLR)	2006-2008	463.1%
Mastercard (MA)	2006-2008	257.63%
Booking (BKNG)	2006-2008	229.97%
CF Industries (CF)	2006-2008	225.65%
Deckers Outdoor (DECK)	2006-2008	180.34%
Mosaic (MOS)	2006-2008	136.77%
Intercontinental Exchange (ICE)	2006-2008	125.86%
McDonald’s (MCD)	2006-2008	96.14%
Gilead Sciences (GILD)	2006-2008	92.98%
Dollar Tree (DLTR)	2006-2008	73.97%
Church & Dwight (CHD)	2006-2008	72.63%
Monster Beverage (MNST)	2006-2008	66.53%
West Pharmaceutical Services (WST)	2006-2008	56.22%
Hasbro (HAS)	2006-2008	54.82%
CH Robinson Worldwide (CHRW)	2006-2008	54.6%
Molson Coors Brewing (TAP)	2006-2008	53.29%
Occidental Petroleum (OXY)	2006-2008	53.01%
Nucor (NUE)	2006-2008	52.08%
AutoZone (AZO)	2006-2008	51.85%
Teledyne Technologies (TDY)	2006-2008	51.79%
Exxon Mobil (XOM)	2006-2008	49.54%
Quanta Services (PWR)	2006-2008	49.32%
Westinghouse Air Brake Technologies (WAB)	2006-2008	47.99%
Abbott Laboratories (ABT)	2006-2008	45.62%
Oracle (ORCL)	2006-2008	44.73%