Delcath Systems (DCTH) had the highest return in April 2014 by a US stock, returning 1,073.8%.

ASSET	MONTH	% RETURN
Delcath Systems (DCTH)	April 2014	1,073.77%
Synergy CHC Corp Common Stock (SNYR)	April 2014	499.99%
Xcel Brands (XELB)	April 2014	113.33%
TCTM Kids IT Education (VSA)	April 2014	106.09%
NioCorp Developments Ltd Common Stock (NB)	April 2014	93.6%
RadNet (RDNT)	April 2014	73.17%
Nextplat (NXPL)	April 2014	65.83%
Abits (ABTS)	April 2014	63.33%
MannKind (MNKD)	April 2014	62.94%
VistaGen Therapeutics (VTGN)	April 2014	55.02%
Sarepta Therapeutics (SRPT)	April 2014	53.05%
OneSpan (OSPN)	April 2014	50.53%
OLB (OLB)	April 2014	47.06%
Kingsway Financial Services (KFS)	April 2014	45.63%
Socket Mobile (SCKT)	April 2014	37.92%
Fennec Pharmaceuticals (FENC)	April 2014	36.61%
Byrna Technologies (BYRN)	April 2014	33.33%
Netcapital (NCPL)	April 2014	31.58%
Cresud SACIF y A (CRESY)	April 2014	29.78%
Tiptree (TIPT)	April 2014	28.21%
Blink Charging (BLNK)	April 2014	28.21%
Pampa Energia SA ADR (PAM)	April 2014	26.5%
PAMT (PAMT)	April 2014	26.47%
Sobr Safe (SOBR)	April 2014	25.33%
Sphere 3D (ANY)	April 2014	25.22%