Netflix (NFLX) had the highest return between 2013 and 2015 by a US stock with a market cap of $50B+, returning 740.9%.

ASSET	YEARS	% RETURN
Netflix (NFLX)	2013-2015	740.94%
Tesla (TSLA)	2013-2015	585.75%
Broadcom (AVGO)	2013-2015	370.19%
NetEase (NTES)	2013-2015	345.99%
Facebook (META)	2013-2015	281.42%
Interactive Brokers (IBKR)	2013-2015	229.22%
Palo Alto Networks (PANW)	2013-2015	223.08%
Boston Scientific (BSX)	2013-2015	214.68%
NXP Semiconductors (NXPI)	2013-2015	210.88%
Regeneron Pharmaceuticals (REGN)	2013-2015	207.71%
Royal Caribbean Cruises (RCL)	2013-2015	206.63%
Northrop Grumman (NOC)	2013-2015	193.72%
Vertex Pharmaceuticals (VRTX)	2013-2015	193.52%
ServiceNow (NOW)	2013-2015	181.5%
O’Reilly Automotive (ORLY)	2013-2015	179.53%
NVIDIA (NVDA)	2013-2015	177.5%
Gilead Sciences (GILD)	2013-2015	175.59%
Frank's International (FI)	2013-2015	174.91%
Cigna (CI)	2013-2015	170.89%
Amazon (AMZN)	2013-2015	163.94%
Lockheed Martin (LMT)	2013-2015	157.09%
Adobe Systems (ADBE)	2013-2015	147.73%
Nike (NKE)	2013-2015	147.38%
Elevance Health (ELV)	2013-2015	140.57%
Charter Communications (CHTR)	2013-2015	136.26%