best mid cap stock from january 2018 to june 2019

Enphase Energy (ENPH) had the highest return between January 1, 2018 and June 30, 2019 by a mid-cap US stock, returning 662.8%.

ASSETDATE% RETURN
Enphase Energy (ENPH)
1/1/2018 - 6/30/2019
662.76%
Aura Minerals Inc Common Shares (AUGO)
1/1/2018 - 6/30/2019
631%
Trade Desk (TTD)
1/1/2018 - 6/30/2019
398.53%
CareDx (CDNA)
1/1/2018 - 6/30/2019
387.01%
Veracyte (VCYT)
1/1/2018 - 6/30/2019
335.27%
Goosehead Insurance (GSHD)
1/1/2018 - 6/30/2019
305.03%
Uniqure (QURE)
1/1/2018 - 6/30/2019
294.3%
Xenon Pharmaceuticals (XENE)
1/1/2018 - 6/30/2019
252.14%
Magnite (MGNI)
1/1/2018 - 6/30/2019
240.11%
Sunrun (RUN)
1/1/2018 - 6/30/2019
219.05%
Iovance Biotherapeutics (IOVA)
1/1/2018 - 6/30/2019
202.72%
Acm Research (ACMR)
1/1/2018 - 6/30/2019
197.33%
Glaukos (GKOS)
1/1/2018 - 6/30/2019
191.12%
Paycom Software (PAYC)
1/1/2018 - 6/30/2019
181.74%
Wingstop (WING)
1/1/2018 - 6/30/2019
173.57%
Ero Copper (ERO)
1/1/2018 - 6/30/2019
173.06%
Sarepta Therapeutics (SRPT)
1/1/2018 - 6/30/2019
171.97%
Workiva (WK)
1/1/2018 - 6/30/2019
170.19%
PTC Therapeutics (PTCT)
1/1/2018 - 6/30/2019
166.9%
OFG Bancorp (OFG)
1/1/2018 - 6/30/2019
159.28%
Energy of Minas Gerais Co DRC (CIG.C)
1/1/2018 - 6/30/2019
157.2%
Wix (WIX)
1/1/2018 - 6/30/2019
149.08%
NeoGenomics (NEO)
1/1/2018 - 6/30/2019
148.47%
Inspire Medical Systems (INSP)
1/1/2018 - 6/30/2019
147.65%
Appfolio (APPF)
1/1/2018 - 6/30/2019
146.43%
Mid-cap stocks are treated as having a market cap between $2B and $10B.