CECO Environmental (CECO) had the highest return in June 2005 by a US stock with a market cap of $2B+, returning 45.7%.

ASSET	MONTH	% RETURN
CECO Environmental (CECO)	June 2005	45.67%
Corcept Therapeutics (CORT)	June 2005	42.57%
CME (CME)	June 2005	39.52%
RadNet (RDNT)	June 2005	37.93%
Kulicke and Soffa Industries (KLIC)	June 2005	37.8%
Regeneron Pharmaceuticals (REGN)	June 2005	35.98%
Sapiens International (SPNS)	June 2005	33.97%
Callaway Golf (MODG)	June 2005	32.75%
Enersys (ENS)	June 2005	31.06%
Banco Bradesco SA ADR (BBD)	June 2005	30.21%
PriceSmart (PSMT)	June 2005	29.91%
Morningstar (MORN)	June 2005	29.54%
Amkor Technology (AMKR)	June 2005	29.06%
Vertex Pharmaceuticals (VRTX)	June 2005	28.63%
IES (IESC)	June 2005	27.45%
Cytokinetics (CYTK)	June 2005	25.05%
Seaboard (SEB)	June 2005	23.31%
Canadian Natural Resources (CNQ)	June 2005	23.08%
FirstCash (FCFS)	June 2005	22.96%
Best Buy (BBY)	June 2005	22.61%
Enterprise Financial Services (EFSC)	June 2005	22.36%
Kratos Defense & Security Solutions (KTOS)	June 2005	22.2%
HF Sinclair (DINO)	June 2005	21.5%
Granite Construction (GVA)	June 2005	20.24%
Novanta (NOVT)	June 2005	20%