best performing mid-cap stocks from dec 2009 to jun 2010

Novanta (NOVT) had the highest return between December 1, 2009 and June 30, 2010 by a mid-cap US stock, returning 278.1%.

ASSETDATE% RETURN
Novanta (NOVT)
12/1/2009 - 6/30/2010
278.13%
Cirrus Logic (CRUS)
12/1/2009 - 6/30/2010
188.5%
Vera Therapeutics (VERA)
12/1/2009 - 6/30/2010
132%
American Airlines (AAL)
12/1/2009 - 6/30/2010
128.38%
Crocs (CROX)
12/1/2009 - 6/30/2010
114.6%
Astronics (ATRO)
12/1/2009 - 6/30/2010
105.78%
Camtek (CAMT)
12/1/2009 - 6/30/2010
94.4%
AXT (AXTI)
12/1/2009 - 6/30/2010
87.92%
Western Alliance Bancorporation (WAL)
12/1/2009 - 6/30/2010
77.92%
Silicon Motion Technology (SIMO)
12/1/2009 - 6/30/2010
72.33%
MGIC Investment (MTG)
12/1/2009 - 6/30/2010
67.64%
Universal Display (OLED)
12/1/2009 - 6/30/2010
66.02%
Amneal Pharmaceuticals, Inc Class A Common Stock (AMRX)
12/1/2009 - 6/30/2010
64.31%
OceanaGold (OGC)
12/1/2009 - 6/30/2010
62.71%
Zions Bancorporation (ZION)
12/1/2009 - 6/30/2010
62.09%
Axos Financial (AX)
12/1/2009 - 6/30/2010
61.37%
Radian (RDN)
12/1/2009 - 6/30/2010
56.12%
Kulicke and Soffa Industries (KLIC)
12/1/2009 - 6/30/2010
52.94%
Sirius XM (SIRI)
12/1/2009 - 6/30/2010
50.8%
Alaska Air (ALK)
12/1/2009 - 6/30/2010
49.63%
Six Flags Entertainment (FUN)
12/1/2009 - 6/30/2010
49.33%
Ultra Clean (UCTT)
12/1/2009 - 6/30/2010
46.39%
Ameris Bancorp (ABCB)
12/1/2009 - 6/30/2010
46.23%
Hexcel (HXL)
12/1/2009 - 6/30/2010
45.5%
Teekay Tankers (TNK)
12/1/2009 - 6/30/2010
45.42%
Mid-cap stocks are treated as having a market cap between $2B and $10B.