Nutex Health (NUTX) had the highest return in April 2013 by a US stock, returning 900%.

ASSET	MONTH	% RETURN
Nutex Health (NUTX)	April 2013	900%
Quantum Computing (QUBT)	April 2013	242.86%
Vislink Technologies (VISL)	April 2013	194.26%
AudioEye (AEYE)	April 2013	152.94%
Ryvyl (RVYL)	April 2013	150%
LifeMD (LFMD)	April 2013	141.67%
Sobr Safe (SOBR)	April 2013	140.2%
Ainos (AIMD)	April 2013	96.43%
Remark (MARK)	April 2013	92.82%
Portage Biotech (PRTG)	April 2013	86.67%
Intrusion (INTZ)	April 2013	79.93%
Cemtrex (CETX)	April 2013	78.93%
Innovative Solutions and Support (ISSC)	April 2013	77.22%
Rave Restaurant (RAVE)	April 2013	76.05%
Socket Mobile (SCKT)	April 2013	75.24%
Mawson Infrastructure (MIGI)	April 2013	72.22%
First Solar (FSLR)	April 2013	70.74%
Beyond (BYON)	April 2013	68.42%
Sonoma Pharmaceuticals (SNOA)	April 2013	67.52%
Harrow Health (HROW)	April 2013	63.91%
ACADIA Pharmaceuticals (ACAD)	April 2013	62.55%
Comstock Holding Companies (CHCI)	April 2013	61.71%
Canadian Solar (CSIQ)	April 2013	61.32%
ABVC BioPharma (ABVC)	April 2013	60.71%
Zivo Bioscience (ZIVO)	April 2013	58.59%