what is the most performance mid cap stock between february 15 2012 and june 2012

QXO (QXO) had the highest return between February 15, 2012 and June 30, 2012 by a mid-cap US stock, returning 233.3%.

ASSET DATE % RETURN
QXO (QXO)
2/15/2012 - 6/30/2012
233.33%
Patrick Industries (PATK)
2/15/2012 - 6/30/2012
120.97%
Caesars Entertainment (CZR)
2/15/2012 - 6/30/2012
73.99%
Corcept Therapeutics (CORT)
2/15/2012 - 6/30/2012
63.27%
American Airlines (AAL)
2/15/2012 - 6/30/2012
47.29%
Skechers (SKX)
2/15/2012 - 6/30/2012
42.85%
Grifols SA ADR (GRFS)
2/15/2012 - 6/30/2012
42.01%
Ionis Pharmaceuticals (IONS)
2/15/2012 - 6/30/2012
41.51%
Cirrus Logic (CRUS)
2/15/2012 - 6/30/2012
41.4%
Marriot Vacations Worldwide (VAC)
2/15/2012 - 6/30/2012
38.06%
Addus HomeCare (ADUS)
2/15/2012 - 6/30/2012
37.92%
Louisiana-Pacific (LPX)
2/15/2012 - 6/30/2012
35.32%
Acadia Healthcare (ACHC)
2/15/2012 - 6/30/2012
34%
Dillards (DDS)
2/15/2012 - 6/30/2012
31.21%
Federal Signal (FSS)
2/15/2012 - 6/30/2012
30.65%
Saia (SAIA)
2/15/2012 - 6/30/2012
29.76%
M/I Homes (MHO)
2/15/2012 - 6/30/2012
29.25%
Vera Therapeutics (VERA)
2/15/2012 - 6/30/2012
28.53%
LivaNova (LIVN)
2/15/2012 - 6/30/2012
28.51%
UMB Financial (UMBF)
2/15/2012 - 6/30/2012
25.88%
EPAM Systems (EPAM)
2/15/2012 - 6/30/2012
25.85%
AZZ (AZZ)
2/15/2012 - 6/30/2012
25.09%
Flowers Foods (FLO)
2/15/2012 - 6/30/2012
24.92%
Perrigo (PRGO)
2/15/2012 - 6/30/2012
24.41%
Cadence Bancorp (CADE)
2/15/2012 - 6/30/2012
23.56%
Mid-cap stocks are treated as having a market cap between $2B and $10B.