best performing one week mid cap stocks of june 2010

Vera Therapeutics (VERA) had the best week in June 2010 by a mid-cap US stock the week of June 21, 2010, returning 50%.

ASSETWEEK% RETURN
Vera Therapeutics (VERA)
6/21/2010 - 6/27/2010
50%
Vera Therapeutics (VERA)
6/7/2010 - 6/13/2010
30%
B2Gold (BTG)
6/14/2010 - 6/20/2010
28.96%
Arrowhead Pharmaceuticals (ARWR)
5/31/2010 - 6/6/2010
25.85%
Bausch Health Companies (BHC)
6/21/2010 - 6/27/2010
25.18%
Plug Power (PLUG)
6/14/2010 - 6/20/2010
25.16%
Cirrus Logic (CRUS)
6/14/2010 - 6/20/2010
23.75%
AtriCure (ATRC)
6/14/2010 - 6/20/2010
21.76%
Aurinia Pharmaceuticals (AUPH)
6/14/2010 - 6/20/2010
19.92%
LivaNova (LIVN)
5/31/2010 - 6/6/2010
19.89%
Veeco Instruments (VECO)
6/14/2010 - 6/20/2010
16.13%
Option Care Health (OPCH)
6/7/2010 - 6/13/2010
14.98%
Transocean (RIG)
6/14/2010 - 6/20/2010
14.77%
Federal Agricultural Mortgage (AGM)
6/14/2010 - 6/20/2010
14.25%
Korn Ferry (KFY)
6/14/2010 - 6/20/2010
14.1%
Encore Capital (ECPG)
6/14/2010 - 6/20/2010
14.08%
Primoris Services (PRIM)
6/21/2010 - 6/27/2010
13.49%
Talos Energy (TALO)
6/7/2010 - 6/13/2010
13.48%
Fortuna Silver Mines (FSM)
6/14/2010 - 6/20/2010
13.45%
Axcelis Technologies (ACLS)
6/14/2010 - 6/20/2010
13.14%
Kulicke and Soffa Industries (KLIC)
6/7/2010 - 6/13/2010
12.95%
Molina Healthcare (MOH)
6/14/2010 - 6/20/2010
12.71%
Cleveland-Cliffs (CLF)
6/7/2010 - 6/13/2010
12.68%
American Airlines (AAL)
6/7/2010 - 6/13/2010
12.46%
LivaNova (LIVN)
6/7/2010 - 6/13/2010
12.39%
Mid-cap stocks are treated as having a market cap between $2B and $10B.