what is the most performance mid cap stock between august 1 2014 and december 20 2014

PTC Therapeutics (PTCT) had the highest return between August 1, 2014 and December 20, 2014 by a mid-cap US stock, returning 110.8%.

ASSET DATE % RETURN
PTC Therapeutics (PTCT)
8/1/2014 - 12/20/2014
110.82%
Ionis Pharmaceuticals (IONS)
8/1/2014 - 12/20/2014
108.09%
TG Therapeutics (TGTX)
8/1/2014 - 12/20/2014
107.7%
Ambarella (AMBA)
8/1/2014 - 12/20/2014
68.37%
RadNet (RDNT)
8/1/2014 - 12/20/2014
66.6%
Qualys (QLYS)
8/1/2014 - 12/20/2014
63.79%
Installed Building Products (IBP)
8/1/2014 - 12/20/2014
63.75%
ACADIA Pharmaceuticals (ACAD)
8/1/2014 - 12/20/2014
62.3%
Vicor (VICR)
8/1/2014 - 12/20/2014
60.13%
MACOM Technology Solutions (MTSI)
8/1/2014 - 12/20/2014
58.35%
Xenon Pharmaceuticals (XENE)
8/1/2014 - 12/20/2014
55.69%
Q2 (QTWO)
8/1/2014 - 12/20/2014
50.04%
Trex (TREX)
8/1/2014 - 12/20/2014
47.13%
Bath & Body Works (BBWI)
8/1/2014 - 12/20/2014
45.9%
Advanced Drainage Systems (WMS)
8/1/2014 - 12/20/2014
45.64%
ICU Medical (ICUI)
8/1/2014 - 12/20/2014
43.39%
PAR Technology (PAR)
8/1/2014 - 12/20/2014
43.26%
Norwegian Cruise Line (NCLH)
8/1/2014 - 12/20/2014
43.22%
Varonis Systems (VRNS)
8/1/2014 - 12/20/2014
43.12%
HNI (HNI)
8/1/2014 - 12/20/2014
42.91%
Qorvo (QRVO)
8/1/2014 - 12/20/2014
42.63%
Green Brick Partners (GRBK)
8/1/2014 - 12/20/2014
41.55%
OneMain (OMF)
8/1/2014 - 12/20/2014
41.02%
Amedisys (AMED)
8/1/2014 - 12/20/2014
38.79%
Alkermes (ALKS)
8/1/2014 - 12/20/2014
38.44%
Mid-cap stocks are treated as having a market cap between $2B and $10B.