TG Therapeutics (TGTX) had the highest return in January 2009 by a US stock, returning 400%.

ASSET	MONTH	% RETURN
TG Therapeutics (TGTX)	January 2009	400%
Pluri (PLUR)	January 2009	311.14%
OLB (OLB)	January 2009	300%
Inuvo (INUV)	January 2009	266.67%
VerifyMe (VRME)	January 2009	257.14%
Cemtrex (CETX)	January 2009	231.67%
Lithium Argentina (LAR)	January 2009	208.19%
ACCESS Newswire (ACCS)	January 2009	200%
Dyadic International (DYAI)	January 2009	193.33%
Empire Petroleum (EP)	January 2009	185.74%
EXACT Sciences (EXAS)	January 2009	161.4%
BioLife Solutions (BLFS)	January 2009	150%
BOS Better Online Solutions (BOSC)	January 2009	144.4%
PharmaCyte Biotech (PMCB)	January 2009	142.86%
Smart Powerr (CREG)	January 2009	134.38%
NovaGold Resources (NG)	January 2009	124.36%
BIO-Key International (BKYI)	January 2009	120%
McEwen Mining (MUX)	January 2009	112.91%
Sono-Tek (SOTK)	January 2009	103.7%
Usio (USIO)	January 2009	100%
Precision Optics Corporation, Inc Common stock (POCI)	January 2009	100%
Sypris Solutions (SYPR)	January 2009	98.39%
Vista Gold (VGZ)	January 2009	93.97%
Microbot Medical (MBOT)	January 2009	92.81%
TSS, Inc Common Stock (TSSI)	January 2009	90%