NetApp (NTAP) had the highest return between 1997 and 2000 by a US stock in the S&P 500 (GSPC), returning 1,894.1%.

ASSET	YEARS	% RETURN
NetApp (NTAP)	1997-2000	1,894.12%
Qualcomm (QCOM)	1997-2000	1,608.49%
Biogen (BIIB)	1997-2000	1,496.33%
VeriSign (VRSN)	1997-2000	1,347.56%
Skyworks Solutions (SWKS)	1997-2000	1,309.5%
Best Buy (BBY)	1997-2000	1,013%
Waters (WAT)	1997-2000	999.58%
NVR (NVR)	1997-2000	850.77%
Quest Diagnostics (DGX)	1997-2000	846.64%
Cognizant Technology Solutions Corp Class A (CTSH)	1997-2000	626.42%
ResMed (RMD)	1997-2000	625.03%
Juniper Networks (JNPR)	1997-2000	620.36%
Copart (CPRT)	1997-2000	542.86%
Amazon (AMZN)	1997-2000	538.31%
Adobe Systems (ADBE)	1997-2000	534.87%
Oracle (ORCL)	1997-2000	520.92%
Charles Schwab (SCHW)	1997-2000	515.16%
Laboratory Corporation of America (LH)	1997-2000	512.13%
Texas Instruments (TXN)	1997-2000	501.65%
Bio-Techne (TECH)	1997-2000	471.26%
Revvity (RVTY)	1997-2000	459.74%
Capital One Financial (COF)	1997-2000	457.48%
Jack Henry & Associates (JKHY)	1997-2000	448.82%
Johnson Controls International (JCI)	1997-2000	447.65%
Cisco Systems (CSCO)	1997-2000	441.07%