Metalla Royalty & Streaming (MTA) had the best month in 2006 by a small-cap US stock in November 2006, returning 1,814.3%.

ASSET	MONTH	% RETURN
Metalla Royalty & Streaming (MTA)	November 2006	1,814.29%
Lightbridge (LTBR)	January 2006	332%
Byrna Technologies (BYRN)	September 2006	320%
Byrna Technologies (BYRN)	November 2006	241.67%
LightPath Technologies (LPTH)	January 2006	179.41%
Opko Health (OPK)	August 2006	156.41%
SIGA Technologies (SIGA)	October 2006	142.97%
New Pacific Metals (NEWP)	March 2006	122.67%
Digital Turbine (APPS)	July 2006	119.05%
International Tower Hill Mines (THM)	June 2006	114.09%
Riley Exploration Permian (REPX)	January 2006	102.5%
Cryoport (CYRX)	May 2006	100%
Capricor Therapeutics (CAPR)	January 2006	97.14%
Americas Silver (USAS)	January 2006	92.68%
Universal Insurance (UVE)	September 2006	92.19%
Silvercorp Metals (SVM)	March 2006	88.82%
DXP Enterprises (DXPE)	March 2006	84.11%
McEwen Mining (MUX)	March 2006	79.8%
Simulations Plus (SLP)	December 2006	79.02%
BioLife Solutions (BLFS)	June 2006	72.73%
Insteel Industries (IIIN)	January 2006	68.41%
Vanda Pharmaceuticals (VNDA)	December 2006	65.33%
UFP Technologies (UFPT)	May 2006	65.12%
Aehr Test Systems (AEHR)	June 2006	61.56%
Axogen (AXGN)	October 2006	59.98%

Small-cap stocks are treated as having a market cap between $300M and $2B.