best performing sandp 500 stocks by month 2006

Leidos (LDOS) had the best month in 2006 by a US stock in the S&P 500 (GSPC) in October 2006, returning 1,493.8%.

ASSETMONTH% RETURN
Leidos (LDOS)
October 2006
1,493.83%
Align Technology (ALGN)
September 2006
81.79%
Illumina (ILMN)
January 2006
50.46%
Centene (CNC)
October 2006
43.84%
Monster Beverage (MNST)
May 2006
41.12%
Intercontinental Exchange (ICE)
January 2006
39.23%
Live Nation Entertainment (LYV)
January 2006
37.6%
ON Semiconductor (ON)
January 2006
35.56%
Monster Beverage (MNST)
March 2006
34.96%
Advanced Micro Devices (AMD)
January 2006
34.75%
Salesforce (CRM)
August 2006
34.74%
Ciena (CIEN)
January 2006
34.68%
Illumina (ILMN)
October 2006
34.11%
Illumina (ILMN)
April 2006
33.46%
United Airlines (UAL)
October 2006
33.26%
NVIDIA (NVDA)
August 2006
33.12%
Axon Enterprise (AXON)
January 2006
32.58%
Intuitive Surgical (ISRG)
March 2006
31.67%
Seagate Technology (STX)
January 2006
29.75%
Take-Two Interactive Software (TTWO)
September 2006
29.64%
Las Vegas Sands (LVS)
January 2006
29.28%
Steel Dynamics (STLD)
January 2006
29.12%
Schlumberger (SLB)
January 2006
28.93%
Align Technology (ALGN)
January 2006
28.82%
Regeneron Pharmaceuticals (REGN)
October 2006
28.77%