what is the most performance mid cap stock between april 25 2007 and june 30 2008

Northern Oil & Gas (NOG) had the highest return between April 25, 2007 and June 30, 2008 by a mid-cap US stock, returning 290.6%.

ASSET DATE % RETURN
Northern Oil & Gas (NOG)
4/25/2007 - 6/30/2008
290.59%
Cleveland-Cliffs (CLF)
4/25/2007 - 6/30/2008
249.39%
ICL Israel Chemicals (ICL)
4/25/2007 - 6/30/2008
228.68%
Companhia Siderurgica Nacional ADR (SID)
4/25/2007 - 6/30/2008
218.11%
Comstock Resources (CRK)
4/25/2007 - 6/30/2008
196.35%
Sociedad Quimica y Minera de Chile SA ADR B (SQM)
4/25/2007 - 6/30/2008
195.45%
CNX Resources (CNX)
4/25/2007 - 6/30/2008
166.97%
BlackBerry (BB)
4/25/2007 - 6/30/2008
163.03%
Chart Industries (GTLS)
4/25/2007 - 6/30/2008
150.46%
Cal-Maine Foods (CALM)
4/25/2007 - 6/30/2008
147.74%
Frontline (FRO)
4/25/2007 - 6/30/2008
143.17%
Gerdau SA ADR (GGB)
4/25/2007 - 6/30/2008
142.38%
Flowserve (FLS)
4/25/2007 - 6/30/2008
127.18%
Transocean (RIG)
4/25/2007 - 6/30/2008
124%
Argan (AGX)
4/25/2007 - 6/30/2008
121.44%
NOV (NOV)
4/25/2007 - 6/30/2008
120.83%
Badger Meter (BMI)
4/25/2007 - 6/30/2008
112.49%
EchoStar (SATS)
4/25/2007 - 6/30/2008
108.13%
Darling Ingredients (DAR)
4/25/2007 - 6/30/2008
103.95%
FMC (FMC)
4/25/2007 - 6/30/2008
103.49%
Weatherford International (WFRD)
4/25/2007 - 6/30/2008
98.52%
Compania de Minas Buenaventura SAA ADR (BVN)
4/25/2007 - 6/30/2008
96.34%
Enersys (ENS)
4/25/2007 - 6/30/2008
95.71%
Fluor (FLR)
4/25/2007 - 6/30/2008
94.63%
Adtalem Global Education (ATGE)
4/25/2007 - 6/30/2008
92.09%
Mid-cap stocks are treated as having a market cap between $2B and $10B.