GeoVax Labs (GOVX) had the best month between 2019 and 2020 by a US stock in November 2019, returning 25,999,900%.

ASSET	MONTH	% RETURN
Microbot Medical (MBOT)	January 2019	453.33%
Quipt Home Medical (QIPT)	January 2019	862.5%
Aura Minerals Inc Common Shares (AUGO)	January 2019	935.12%
Oxbridge Re Holdings Equity Warrant (OXBRW)	January 2019	1,000%
Phunware (PHUN)	January 2019	1,885.33%
Fubotv (FUBO)	February 2019	2,367.25%
GameSquare (GAME)	February 2019	488.24%
India Globalization Capital (IGC)	February 2019	600%
Splash Beverage (SBEV)	February 2019	600%
N2OFF (NITO)	February 2019	300%
Professional Diversity Network (IPDN)	March 2019	121.38%
Atossa Genetics (ATOS)	March 2019	139.46%
Shineco (SISI)	March 2019	152.38%
Oxbridge Re Holdings Equity Warrant (OXBRW)	March 2019	300%
Worksport (WKSP)	March 2019	1,600.67%
Nutex Health (NUTX)	April 2019	200%
Precipio (PRPO)	April 2019	207.42%
Integra Resources (ITRG)	April 2019	400%
NioCorp Developments Ltd Common Stock (NB)	April 2019	740%
FitLife Brands, Inc Common Stock (FTLF)	April 2019	1,177.78%
Weatherford International (WFRD)	May 2019	11,300%
GeoVax Labs (GOVX)	May 2019	12,525%
Eltek (ELTK)	May 2019	428.26%
Castellum (CTM)	May 2019	566.67%
Focus Universal (FCUV)	May 2019	900.01%