Netflix (NFLX) had the highest return between 2013 and 2018 by a US stock in the S&P 500 (GSPC), returning 1,867.9%.

ASSET	YEARS	% RETURN
Netflix (NFLX)	2013-2018	1,867.89%
NVIDIA (NVDA)	2013-2018	1,042.6%
TKO (TKO)	2013-2018	1,000.51%
Texas Pacific Land Trust (TPL)	2013-2018	932.42%
Tesla (TSLA)	2013-2018	850.87%
Take-Two Interactive Software (TTWO)	2013-2018	817.47%
Broadcom (AVGO)	2013-2018	780.32%
DexCom (DXCM)	2013-2018	762.49%
Caesars Entertainment (CZR)	2013-2018	742.09%
Align Technology (ALGN)	2013-2018	633.04%
Advanced Micro Devices (AMD)	2013-2018	623.92%
Paycom Soft (PAYC)	2013-2018	584.08%
EPAM Systems (EPAM)	2013-2018	526.4%
MarketAxess (MKTX)	2013-2018	519.73%
Boston Scientific (BSX)	2013-2018	503.07%
Domino's Pizza Inc Common Stock (DPZ)	2013-2018	499.96%
Adobe Systems (ADBE)	2013-2018	496.62%
Amazon (AMZN)	2013-2018	486.52%
ServiceNow (NOW)	2013-2018	479.02%
Centene (CNC)	2013-2018	451.41%
Monolithic Power Systems (MPWR)	2013-2018	438.27%
Electronic Arts (EA)	2013-2018	434.26%
Live Nation Entertainment (LYV)	2013-2018	425.61%
Best Buy (BBY)	2013-2018	422.14%
Block (XYZ)	2013-2018	400.8%