Ryvyl (RVYL) had the highest return in April 2018 by a US stock, returning 342.4%.

ASSET	MONTH	% RETURN
Ryvyl (RVYL)	April 2018	342.42%
Reliance Global (RELI)	April 2018	339.99%
Nocera (NCRA)	April 2018	214.29%
Genprex (GNPX)	April 2018	212.93%
Carisma Therapeutics (CARM)	April 2018	165.71%
Turtle Beach (HEAR)	April 2018	133.05%
TBCH (TBCH)	April 2018	133.05%
CleanSpark (CLSK)	April 2018	121.67%
Check-Cap (CHEK)	April 2018	105.76%
Eyepoint Pharmaceuticals (EYPT)	April 2018	105%
OLB (OLB)	April 2018	100%
Creative Medical Technology (CELZ)	April 2018	92.91%
Solid Biosciences LLC (SLDB)	April 2018	90.93%
Data Storage (DTST)	April 2018	86.22%
Scorpius (SCPX)	April 2018	82.91%
Tanzanian Royalty Exploration (TRX)	April 2018	80.85%
BTCS (BTCS)	April 2018	76.24%
AGM Group Holdings Inc Class A (AGMH)	April 2018	74.55%
American Battery Technology Company Common Stock (ABAT)	April 2018	71.43%
Immunoprecise Antibodies (IPA)	April 2018	70%
Mawson Infrastructure (MIGI)	April 2018	69.43%
Better Choice (BTTR)	April 2018	66.67%
Lexaria Bioscience (LEXX)	April 2018	64.4%
Relmada Therapeutics (RLMD)	April 2018	64.04%
Travelzoo (TZOO)	April 2018	63.57%