Date Filer Title Filing Type Shares Traded Price Total Held
February 24, 2005 VP of Regulatory Affairs Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
February 24, 2005 VP of Regulatory Affairs Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
March 23, 2011 CMO Form 4 Conversion of derivative security 6 -- --
January 14, 2011 Chief Medical Officer Form 4 Open market or private purchase of non-derivative or derivative security 6 $1,197.80 6
March 23, 2011 CFO Form 4 Conversion of derivative security 8 -- --
March 23, 2011 Controller & CAO Form 4 Conversion of derivative security 8 -- --
January 14, 2011 CFO Form 4 Open market or private purchase of non-derivative or derivative security 8 $1,197.80 8
January 14, 2011 Controller & CAO Form 4 Open market or private purchase of non-derivative or derivative security 8 $1,197.80 8
March 23, 2011 Director Form 4 Conversion of derivative security 12 -- --
January 14, 2011 Director Form 4 Open market or private purchase of non-derivative or derivative security 12 $1,197.80 12
August 9, 2011 Director Form 4 Conversion of derivative security 41 -- --
March 23, 2011 CEO Form 4 Conversion of derivative security 41 -- --
January 14, 2011 Director Form 4 Open market or private purchase of non-derivative or derivative security 41 $1,197.80 41
January 14, 2011 CEO Form 4 Open market or private purchase of non-derivative or derivative security 41 $1,197.80 41
March 23, 2011 Director Form 4 Conversion of derivative security 83 -- --
January 14, 2011 Director Form 4 Open market or private purchase of non-derivative or derivative security 83 $1,197.80 83
September 10, 2012 Director Form 4 Open market or private purchase of non-derivative or derivative security 100 $4.94 69,587
September 22, 2010 Chief Medical Officer Form 4 Open market or private purchase of non-derivative or derivative security 100 $3.04 28,187
November 17, 2008 Director Form 4 Open market or private purchase of non-derivative or derivative security 100 $2.60 113,462
December 5, 2011 CEO Form 4 Open market or private purchase of non-derivative or derivative security 200 $2.20 164,188
March 20, 2006 VP - Clin. Dev. & Med. Affairs Form 4 Open market or private purchase of non-derivative or derivative security 200 $4.19 2,000
March 14, 2006 VP - Clin. Dev. & Med. Affairs Form 4/A Open market or private purchase of non-derivative or derivative security 200 $4.05 200
March 14, 2006 Director Form 4 Open market or private purchase of non-derivative or derivative security 200 $4.05 200
June 16, 2008 Director, President & CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 300 $4.39 27,367
June 16, 2008 Director, President & CEO Form 4/A Open market or private purchase of non-derivative or derivative security 300 $4.39 27,367

For recent transactions, including derivative transactions, see our Section 16 SEC filings page.

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.