Dolphin Entertainment (DLPN) had the highest return in October 2015 by a US stock, returning 550.3%.

ASSET	MONTH	% RETURN
Dolphin Entertainment (DLPN)	October 2015	550.29%
Energy Recovery (ERII)	October 2015	231.94%
Netcapital (NCPL)	October 2015	200%
Ambow Education (AMBO)	October 2015	162%
LifeMD (LFMD)	October 2015	160%
OrganiGram (OGI)	October 2015	158.22%
Obsidian Energy (OBE)	October 2015	143.75%
WW International (WW)	October 2015	140.69%
Precision Optics Corporation, Inc Common stock (POCI)	October 2015	102.16%
Reliance Global (RELI)	October 2015	96.08%
Immunic (IMUX)	October 2015	90.44%
Anavex Life Sciences (AVXL)	October 2015	88.93%
GEE (JOB)	October 2015	85%
Baozun (BZUN)	October 2015	81.51%
Kandi Technologies (KNDI)	October 2015	79.24%
China Natural Resources (CHNR)	October 2015	71.21%
Sequans Communications (SQNS)	October 2015	69.09%
22nd Century (XXII)	October 2015	67.86%
Educational Development (EDUC)	October 2015	65.75%
Canopy Growth (CGC)	October 2015	64.42%
Banco Macro SA B ADR (BMA)	October 2015	60.76%
GreenPower Motor (GP)	October 2015	60%
Pampa Energia SA ADR (PAM)	October 2015	59.55%
Lincoln Educational Services (LINC)	October 2015	56.67%
FutureFuel (FF)	October 2015	55.5%