Take-Two Interactive Software (TTWO) had the highest return in March 2007 by a large-cap US stock, returning 27.6%.

ASSET	MONTH	% RETURN
Take-Two Interactive Software (TTWO)	March 2007	27.63%
GameStop (GME)	March 2007	26.98%
Ambev SA ADR (ABEV)	March 2007	19%
Steel Dynamics (STLD)	March 2007	18.88%
Frontline (FRO)	March 2007	18.49%
Freeport-McMoran Copper & Gold (FCX)	March 2007	18.2%
BHP (BHP)	March 2007	15.99%
EnergySolutions (ES)	March 2007	15.39%
Gartner (IT)	March 2007	15.31%
Transdigm (TDG)	March 2007	14.94%
Trip Group Ltd ADR (TCOM)	March 2007	14.7%
Unilever PLC ADR (UL)	March 2007	14.68%
Petroleo Brasileiro Petrobras SA ADR (PBR)	March 2007	14.64%
EQT (EQT)	March 2007	14.42%
Dollar Tree (DLTR)	March 2007	14.35%
Banco Bradesco SA ADR (BBD)	March 2007	14.21%
TD SYNNEX (SNX)	March 2007	13.89%
Corning (GLW)	March 2007	13.42%
Dick’s Sporting Goods (DKS)	March 2007	13.37%
Dr Reddy’s Laboratories Ltd ADR (RDY)	March 2007	13.21%
Public Service Enterprise (PEG)	March 2007	13.03%
Vale SA ADR (VALE)	March 2007	12.88%
America Movil SAB de CV ADR (AMX)	March 2007	12.85%
Rentokil Initial (RTO)	March 2007	12.81%
Valero Energy (VLO)	March 2007	12.75%

Large-cap stocks are treated as having a market cap of $10B+.