what is the most performance small cap stock between april 1 2018 and june 30 2018

Turtle Beach (TBCH) had the highest return between April 1, 2018 and June 30, 2018 by a small-cap US stock, returning 761%.

ASSET DATE % RETURN
Turtle Beach (TBCH)
4/1/2018 - 6/30/2018
761.02%
Solid Biosciences LLC (SLDB)
4/1/2018 - 6/30/2018
375.07%
Tandem Diabetes Care (TNDM)
4/1/2018 - 6/30/2018
342.17%
Vaalco Energy (EGY)
4/1/2018 - 6/30/2018
217.07%
Evolus (EOLS)
4/1/2018 - 6/30/2018
209.97%
Regenxbio (RGNX)
4/1/2018 - 6/30/2018
142.81%
Verastem (VSTM)
4/1/2018 - 6/30/2018
130.1%
Clean Energy Fuels (CLNE)
4/1/2018 - 6/30/2018
125%
Xpel (XPEL)
4/1/2018 - 6/30/2018
124.83%
HUYA (HUYA)
4/1/2018 - 6/30/2018
112.19%
STAAR Surgical (STAA)
4/1/2018 - 6/30/2018
109.46%
BioLife Solutions (BLFS)
4/1/2018 - 6/30/2018
107.45%
iQIYI (IQ)
4/1/2018 - 6/30/2018
99.51%
United States Antimony (UAMY)
4/1/2018 - 6/30/2018
92%
Semler Scientific (SMLR)
4/1/2018 - 6/30/2018
87.27%
Cryoport (CYRX)
4/1/2018 - 6/30/2018
83.49%
Orthopediatrics (KIDS)
4/1/2018 - 6/30/2018
82.47%
Natural Grocers by Vitamin Cottage (NGVC)
4/1/2018 - 6/30/2018
80.71%
Applied Opt (AAOI)
4/1/2018 - 6/30/2018
80.54%
Canada Goose (GOOS)
4/1/2018 - 6/30/2018
76.25%
Eyepoint Pharmaceuticals (EYPT)
4/1/2018 - 6/30/2018
73.33%
Upbound (UPBD)
4/1/2018 - 6/30/2018
72.37%
Pacific Biosciences of California (PACB)
4/1/2018 - 6/30/2018
71.5%
GeoPark (GPRK)
4/1/2018 - 6/30/2018
66.05%
National CineMedia (NCMI)
4/1/2018 - 6/30/2018
65.33%
Small-cap stocks are treated as having a market cap between $300M and $2B.