Sangamo Therapeutics (SGMO) had the highest return in June 2000 by a US stock, returning 301.8%.

ASSET	MONTH	% RETURN
Sangamo Therapeutics (SGMO)	June 2000	301.82%
Lexicon Pharmaceuticals (LXRX)	June 2000	239.51%
Rambus (RMBS)	June 2000	123.91%
Celldex Therapeutics (CLDX)	June 2000	122.37%
Ribbon Communications (RBBN)	June 2000	110.5%
Extreme Networks (EXTR)	June 2000	110.47%
Microbot Medical (MBOT)	June 2000	101.19%
MEDIFAST (MED)	June 2000	100.07%
Smith-Midland (SMID)	June 2000	100.03%
Universal Display (OLED)	June 2000	97.92%
NetSol Technologies (NTWK)	June 2000	95.52%
Armata Pharmaceuticals (ARMP)	June 2000	95.36%
Enzo Biochem (ENZ)	June 2000	94.37%
Accelerate Diagnostics (AXDX)	June 2000	90.01%
Precision Optics Corporation, Inc Common stock (POCI)	June 2000	89.36%
Pixelworks (PXLW)	June 2000	88.6%
Myriad Genetics (MYGN)	June 2000	87.96%
Immersion (IMMR)	June 2000	84.62%
Interlink Electronics (LINK)	June 2000	82.07%
Aspen Technology (AZPN)	June 2000	81.71%
United States Antimony (UAMY)	June 2000	80%
Biogen (BIIB)	June 2000	77.75%
Itron (ITRI)	June 2000	77.18%
Stabilis Solutions (SLNG)	June 2000	76.79%
Nortech Systems (NSYS)	June 2000	75%