best performing stocks by month 1999

Marker Therapeutics (MRKR) had the best month in 1999 by a US stock in September 1999, returning 6,399,900%.

ASSETMONTH% RETURN
Marker Therapeutics (MRKR)
September 1999
6,399,900%
Live Ventures (LIVE)
October 1999
12,478%
Empire Petroleum (EP)
October 1999
6,907.06%
Flexible Solutions International (FSI)
October 1999
6,050.98%
NeoGenomics (NEO)
November 1999
1,500%
Yunhong Green CTI (YHGJ)
November 1999
988.73%
InterDigital (IDCC)
December 1999
636.19%
VirTra (VTSI)
November 1999
416.67%
Imunon (IMNN)
January 1999
369.39%
Protalix Biotherapeutics (PLX)
December 1999
360.53%
Biocardia  (BCDA)
July 1999
350%
AlphaTON Capital (ATON)
January 1999
344.44%
TriSalus Life Sciences (TLSI)
October 1999
331.25%
F5 Networks (FFIV)
June 1999
300%
Suzano Papel e Celulose SA ADR (SUZ)
September 1999
287.48%
Worksport (WKSP)
January 1999
283.33%
Precision Optics Corporation, Inc Common stock (POCI)
December 1999
281.08%
Simulations Plus (SLP)
January 1999
268.67%
Imunon (IMNN)
December 1999
267.19%
GT Biopharma (GTBP)
December 1999
265.55%
Worksport (WKSP)
December 1999
257.14%
Innodata (INOD)
August 1999
253.66%
Odyssey Marine Exploration (OMEX)
February 1999
250%
Precision Optics Corporation, Inc Common stock (POCI)
November 1999
250%
DSS (DSS)
April 1999
218.18%