what is the most performance small cap stock between march 13 2018 and may 15 2018

Turtle Beach (HEAR) had the highest return between March 13, 2018 and May 15, 2018 by a small-cap US stock, returning 847.9%.

ASSET DATE % RETURN
Turtle Beach (HEAR)
3/13/2018 - 5/15/2018
847.87%
Omeros (OMER)
3/13/2018 - 5/15/2018
122.18%
Avid Bioservices (CDMO)
3/13/2018 - 5/15/2018
102.82%
Caredx (CDNA)
3/13/2018 - 5/15/2018
88.1%
Eyepoint Pharmaceuticals (EYPT)
3/13/2018 - 5/15/2018
70.59%
BioLife Solutions (BLFS)
3/13/2018 - 5/15/2018
70.5%
Guess? (GES)
3/13/2018 - 5/15/2018
68.89%
Vaalco Energy (EGY)
3/13/2018 - 5/15/2018
65.52%
Zymeworks Inc Common Stock (ZYME)
3/13/2018 - 5/15/2018
56.32%
Regenxbio (RGNX)
3/13/2018 - 5/15/2018
55.81%
GeoPark (GPRK)
3/13/2018 - 5/15/2018
53.61%
OneSpan (OSPN)
3/13/2018 - 5/15/2018
52.94%
P10 (PX)
3/13/2018 - 5/15/2018
52.64%
STAAR Surgical (STAA)
3/13/2018 - 5/15/2018
51.26%
Nextdecade (NEXT)
3/13/2018 - 5/15/2018
49.58%
Byrna Technologies (BYRN)
3/13/2018 - 5/15/2018
46.15%
Galiano Gold (GAU)
3/13/2018 - 5/15/2018
44.3%
Allient (ALNT)
3/13/2018 - 5/15/2018
42.28%
Clean Energy Fuels (CLNE)
3/13/2018 - 5/15/2018
40.41%
Xpel (XPEL)
3/13/2018 - 5/15/2018
39.86%
CVR Energy (CVI)
3/13/2018 - 5/15/2018
39.61%
Oil States International (OIS)
3/13/2018 - 5/15/2018
39.28%
USANA Health Sciences (USNA)
3/13/2018 - 5/15/2018
39.12%
Tactile Systems Technology (TCMD)
3/13/2018 - 5/15/2018
36.87%
Iradimed (IRMD)
3/13/2018 - 5/15/2018
36.67%
Small-cap stocks are treated as having a market cap between $300M and $2B.