Smart Powerr (CREG) had the highest return on September 21, 2007 by a US stock, returning 50%.

ASSET	DATE	% RETURN
Smart Powerr (CREG)	9/21/2007	50%
QXO (QXO)	9/21/2007	50%
Arena (AREN)	9/21/2007	47.14%
Travere Therapeutics (TVTX)	9/21/2007	33.33%
Champions Oncology (CSBR)	9/21/2007	30.43%
Nextplat (NXPL)	9/21/2007	30%
Tenax Therapeutics (TENX)	9/21/2007	17.65%
China Yuchai International (CYD)	9/21/2007	16.87%
Repro Med Systems (KRMD)	9/21/2007	16.13%
Galectin Therapeutics (GALT)	9/21/2007	15.83%
ProPhase Labs (PRPH)	9/21/2007	15.62%
CECO Environmental (CECO)	9/21/2007	14.09%
Firefly Neuroscience (AIFF)	9/21/2007	13.16%
Zivo Bioscience (ZIVO)	9/21/2007	11.76%
Celsius (CELH)	9/21/2007	11.27%
Oramed Pharmaceuticals (ORMP)	9/21/2007	11.11%
MercadoLibre (MELI)	9/21/2007	10.95%
Sonoma Pharmaceuticals (SNOA)	9/21/2007	10.78%
BIO-Key International (BKYI)	9/21/2007	10.71%
Digital Ally (DGLY)	9/21/2007	10%
AZZ (AZZ)	9/21/2007	9.46%
Solitario Exploration & Royalty (XPL)	9/21/2007	9.43%
Madrigal Pharmaceuticals (MDGL)	9/21/2007	9.23%
Hudson Technologies (HDSN)	9/21/2007	9.09%
Lsb Industries (LXU)	9/21/2007	8.95%