Hexcel (HXL) had the highest return in April 2000 by a US stock with a market cap of $2B+, returning 70%.

ASSET	MONTH	% RETURN
Hexcel (HXL)	April 2000	70%
Service Corporation International (SCI)	April 2000	67.35%
Vishay Intertechnology (VSH)	April 2000	51.01%
Skechers (SKX)	April 2000	50.83%
Advanced Micro Devices (AMD)	April 2000	47.68%
Azenta (AZTA)	April 2000	45.83%
Quest Diagnostics (DGX)	April 2000	45.47%
Vicor (VICR)	April 2000	43.94%
Laboratory Corporation of America (LH)	April 2000	41.79%
Encompass Health (EHC)	April 2000	41.76%
ASGN (ASGN)	April 2000	39.54%
Advanced Energy Industries (AEIS)	April 2000	39.39%
CNH Industrial (CNH)	April 2000	36.71%
Teradyne (TER)	April 2000	34.15%
CoreSite Realty (COR)	April 2000	33.89%
Northrop Grumman (NOC)	April 2000	33.88%
Robert Half International (RHI)	April 2000	32.88%
Foot Locker (FL)	April 2000	31.94%
CH Robinson Worldwide (CHRW)	April 2000	31.58%
Essential Utilities (WTRG)	April 2000	31.51%
Otter Tail (OTTR)	April 2000	30.41%
Watsco (WSO.B)	April 2000	29.35%
BlackRock (BLK)	April 2000	28.4%
Kulicke and Soffa Industries (KLIC)	April 2000	28.38%
Patterson Companies (PDCO)	April 2000	27.48%