Insteel Industries (IIIN) had the lowest return between 1990 and 2000 by a US stock, returning -100%.

ASSET	YEARS	% RETURN
Insteel Industries (IIIN)	1990-2000	-100%
Gildan Activewear (GIL)	1990-2000	-100%
First National (FXNC)	1990-2000	-100%
Sonic Automotive (SAH)	1990-2000	-100%
Bar Harbor Bankshares (BHB)	1990-2000	-100%
Wintrust Financial (WTFC)	1990-2000	-100%
Valley National Bancorp (VLY)	1990-2000	-100%
Natural Health Trend (NHTC)	1990-2000	-99.99%
Gray Television (GTN)	1990-2000	-99.97%
Manitowoc (MTW)	1990-2000	-99.77%
Gulf Resources (GURE)	1990-2000	-99.75%
Coda Octopus (CODA)	1990-2000	-99.67%
Mega Matrix (MPU)	1990-2000	-99.64%
Westwater Resources (WWR)	1990-2000	-99.23%
China Natural Resources (CHNR)	1990-2000	-99.17%
McEwen Mining (MUX)	1990-2000	-98.89%
Evolution Petroleum (EPM)	1990-2000	-98.86%
Arrowhead Pharmaceuticals (ARWR)	1990-2000	-98.61%
Odyssey Marine Exploration (OMEX)	1990-2000	-98.5%
Booking (BKNG)	1990-2000	-98.38%
Vista Gold (VGZ)	1990-2000	-97.97%
New Concept Energy (GBR)	1990-2000	-97.93%
Caledonia Mining (CMCL)	1990-2000	-97.92%
Acadia Healthcare (ACHC)	1990-2000	-97.82%
Crown Crafts (CRWS)	1990-2000	-97.66%