Interesting Pink Sheet details. Of note to me is "Market Value: $5,000,000"
EXSA Security Details
Share Structure
Market Value: $5,000,000 a/o Jan 05, 2011
Shares Outstanding: 200,000,000 a/o Jun 25, 2010
Float: 54,000,000 a/o Jun 25, 2010
Authorized Shares: 250,000,000 a/o Apr 02, 2009
Shareholders of Record: 150 a/o Apr 02, 2009
Market Data 
Markets 
