what is the most performance mid cap stock between august 12 2007 and april 30 2008

ICL Israel Chemicals (ICL) had the highest return between August 12, 2007 and April 30, 2008 by a mid-cap US stock, returning 142.2%.

ASSET DATE % RETURN
ICL Israel Chemicals (ICL)
8/12/2007 - 4/30/2008
142.15%
Cleveland-Cliffs (CLF)
8/12/2007 - 4/30/2008
131.7%
Open Text (OTEX)
8/12/2007 - 4/30/2008
102.84%
Weatherford International (WFRD)
8/12/2007 - 4/30/2008
100%
Northern Oil & Gas (NOG)
8/12/2007 - 4/30/2008
98.56%
CNX Resources (CNX)
8/12/2007 - 4/30/2008
98.03%
Cal-Maine Foods (CALM)
8/12/2007 - 4/30/2008
89.79%
Perrigo (PRGO)
8/12/2007 - 4/30/2008
86.52%
Darling Ingredients (DAR)
8/12/2007 - 4/30/2008
80.71%
Transocean (RIG)
8/12/2007 - 4/30/2008
76.92%
BlackBerry (BB)
8/12/2007 - 4/30/2008
71.31%
Helmerich and Payne (HP)
8/12/2007 - 4/30/2008
70.52%
Badger Meter (BMI)
8/12/2007 - 4/30/2008
70.07%
Range Resources (RRC)
8/12/2007 - 4/30/2008
69.76%
Flowserve (FLS)
8/12/2007 - 4/30/2008
66.99%
Chart Industries (GTLS)
8/12/2007 - 4/30/2008
65.54%
APA (APA)
8/12/2007 - 4/30/2008
65.48%
Gerdau SA ADR (GGB)
8/12/2007 - 4/30/2008
64.92%
Bruker (BRKR)
8/12/2007 - 4/30/2008
64.67%
Compania de Minas Buenaventura SAA ADR (BVN)
8/12/2007 - 4/30/2008
63.61%
Argan (AGX)
8/12/2007 - 4/30/2008
62.34%
Adtalem Global Education (ATGE)
8/12/2007 - 4/30/2008
62.1%
Rambus (RMBS)
8/12/2007 - 4/30/2008
60.56%
NewMarket (NEU)
8/12/2007 - 4/30/2008
55.89%
Urban Outfitters (URBN)
8/12/2007 - 4/30/2008
55.61%
Mid-cap stocks are treated as having a market cap between $2B and $10B.