what is the most performance mid cap stock between april 1 2006 and september 30 2006

RadNet (RDNT) had the highest return between April 1, 2006 and September 30, 2006 by a mid-cap US stock, returning 433.3%.

ASSETDATE% RETURN
RadNet (RDNT)
4/1/2006 - 9/30/2006
433.33%
Skeena Resources (SKE)
4/1/2006 - 9/30/2006
228.81%
Stonex (SNEX)
4/1/2006 - 9/30/2006
127.81%
Grupo Simec SAB de CV ADR (SIM)
4/1/2006 - 9/30/2006
97.49%
PriceSmart (PSMT)
4/1/2006 - 9/30/2006
91.87%
Graphic Packaging (GPK)
4/1/2006 - 9/30/2006
75.12%
Steven Madden (SHOO)
4/1/2006 - 9/30/2006
64.37%
CorVel (CRVL)
4/1/2006 - 9/30/2006
60.62%
Argan (AGX)
4/1/2006 - 9/30/2006
55.26%
Copa (CPA)
4/1/2006 - 9/30/2006
51%
AZZ (AZZ)
4/1/2006 - 9/30/2006
48.74%
Aehr Test Systems (AEHR)
4/1/2006 - 9/30/2006
46.53%
American Eagle Outfitters (AEO)
4/1/2006 - 9/30/2006
46.1%
ICON (ICLR)
4/1/2006 - 9/30/2006
44.22%
Ultra Clean (UCTT)
4/1/2006 - 9/30/2006
42.4%
Belden (BDC)
4/1/2006 - 9/30/2006
41.23%
VEON (VEON)
4/1/2006 - 9/30/2006
40.19%
Seabridge Gold (SA)
4/1/2006 - 9/30/2006
39.22%
Silicon Motion Technology (SIMO)
4/1/2006 - 9/30/2006
38.47%
InterDigital (IDCC)
4/1/2006 - 9/30/2006
38.34%
Gorman-Rupp (GRC)
4/1/2006 - 9/30/2006
36.23%
ICL Israel Chemicals (ICL)
4/1/2006 - 9/30/2006
35.64%
National HealthCare (NHC)
4/1/2006 - 9/30/2006
35.08%
Crocs (CROX)
4/1/2006 - 9/30/2006
33.66%
Cohen & Steers (CNS)
4/1/2006 - 9/30/2006
33.54%
Mid-cap stocks are treated as having a market cap between $2B and $10B.