Inventrust Properties (IVT) had the highest return between 2014 and 2015 by a US stock with a market cap of $1B+, returning 751,855%.

ASSET	YEARS	% RETURN
Inventrust Properties (IVT)	2014-2015	751,855%
Cidara Therapeutics (CDTX)	2014-2015	2,045%
Applied Digital (APLD)	2014-2015	580%
Green Brick Partners (GRBK)	2014-2015	510.53%
Neurocrine Biosciences (NBIX)	2014-2015	510.25%
Celsius (CELH)	2014-2015	397.46%
CleanSpark (CLSK)	2014-2015	350%
Amicus Therapeutics (FOLD)	2014-2015	312.77%
Pampa Energia SA ADR (PAM)	2014-2015	288.47%
RadNet (RDNT)	2014-2015	267.86%
Genmab A-S (GMAB)	2014-2015	234.05%
Globant (GLOB)	2014-2015	223.36%
Palo Alto Networks (PANW)	2014-2015	210.6%
TG Therapeutics (TGTX)	2014-2015	201.26%
Electronic Arts (EA)	2014-2015	200.09%
Galapagos NV ADR (GLPG)	2014-2015	197.39%
Transportadora de Gas del Sur SA ADR (TGS)	2014-2015	185.92%
Coca-Cola Consolidated (COKE)	2014-2015	183.52%
Broadcom (AVGO)	2014-2015	182.33%
Skyworks Solutions (SWKS)	2014-2015	175.89%
BBVA Banco Frances SA ADR (BBAR)	2014-2015	174.98%
Agios Pharm (AGIO)	2014-2015	173%
Travere Therapeutics (TVTX)	2014-2015	168.29%
JetBlue Airways (JBLU)	2014-2015	164.6%
Grupo Financiero Galicia SA ADR (GGAL)	2014-2015	158.98%