what is the most performance mid cap stock between april 2010 and december 2010

First Majestic Silver (AG) had the highest return between April 1, 2010 and December 31, 2010 by a mid-cap US stock, returning 361%.

ASSET DATE % RETURN
First Majestic Silver (AG)
4/1/2010 - 12/31/2010
360.96%
Universal Display (OLED)
4/1/2010 - 12/31/2010
157.35%
Grupo Financiero Galicia SA ADR (GGAL)
4/1/2010 - 12/31/2010
155.59%
Lithia Motors (LAD)
4/1/2010 - 12/31/2010
124.01%
New Gold (NGD)
4/1/2010 - 12/31/2010
122.83%
B2Gold (BTG)
4/1/2010 - 12/31/2010
114.3%
IPG Photonics (IPGP)
4/1/2010 - 12/31/2010
113.07%
Axcelis Technologies (ACLS)
4/1/2010 - 12/31/2010
105.95%
Hecla Mining (HL)
4/1/2010 - 12/31/2010
101.07%
Fabrinet (FN)
4/1/2010 - 12/31/2010
96.35%
Crocs (CROX)
4/1/2010 - 12/31/2010
94.32%
Cirrus Logic (CRUS)
4/1/2010 - 12/31/2010
90.24%
Dorman Products (DORM)
4/1/2010 - 12/31/2010
89.34%
BorgWarner (BWA)
4/1/2010 - 12/31/2010
88%
Uranium Energy (UEC)
4/1/2010 - 12/31/2010
85.85%
Hawkins (HWKN)
4/1/2010 - 12/31/2010
85.5%
Fortuna Silver Mines (FSM)
4/1/2010 - 12/31/2010
85.49%
Sirius XM (SIRI)
4/1/2010 - 12/31/2010
85.43%
Under Armour Inc A (UAA)
4/1/2010 - 12/31/2010
84.34%
Boston Beer (SAM)
4/1/2010 - 12/31/2010
81.43%
Sarepta Therapeutics (SRPT)
4/1/2010 - 12/31/2010
79.66%
Jazz Pharmaceuticals (JAZZ)
4/1/2010 - 12/31/2010
79.4%
Novanta (NOVT)
4/1/2010 - 12/31/2010
79.02%
Coeur Mining (CDE)
4/1/2010 - 12/31/2010
78.56%
Innospec (IOSP)
4/1/2010 - 12/31/2010
78.17%
Mid-cap stocks are treated as having a market cap between $2B and $10B.