best performing sandp 500 stock oct 2011

Seagate Technology (STX) had the highest return in October 2011 by a US stock in the S&P 500 (GSPC), returning 58%.

ASSETMONTH% RETURN
Seagate Technology (STX)
October 2011
58.02%
Align Technology (ALGN)
October 2011
53.53%
F5 Networks (FFIV)
October 2011
47.22%
United Rentals (URI)
October 2011
40.6%
Royal Caribbean Cruises (RCL)
October 2011
39.6%
Valero Energy (VLO)
October 2011
39.38%
Fortinet (FTNT)
October 2011
38.75%
Masco (MAS)
October 2011
37.77%
PTC (PTC)
October 2011
36.86%
Akamai Technologies (AKAM)
October 2011
36.54%
LyondellBasell Industries (LYB)
October 2011
35.23%
Freeport-McMoran Copper & Gold (FCX)
October 2011
34.21%
CF Industries (CF)
October 2011
34.1%
Marathon Petroleum (MPC)
October 2011
33.41%
CBRE Group Inc Class A (CBRE)
October 2011
33.28%
Comfort Systems USA (FIX)
October 2011
32.85%
PulteGroup (PHM)
October 2011
32.82%
Albemarle (ALB)
October 2011
32.69%
State Street (STT)
October 2011
32.56%
Teradyne (TER)
October 2011
31.38%
Stanley Black & Decker (SWK)
October 2011
31.35%
KKR (KKR)
October 2011
31%
Aflac (AFL)
October 2011
30.7%
Morgan Stanley (MS)
October 2011
30.67%
Caterpillar (CAT)
October 2011
30.51%