Date Filer Title Filing Type Shares Traded Price Total Held
December 6, 2011 Director Form 4 Open market or private purchase of non-derivative or derivative security 2,500 $2.31 2,500
December 6, 2011 Director Form 4 Open market or private purchase of non-derivative or derivative security 2,500 $2.31 71,625
March 23, 2011 CMO Form 4 Conversion of derivative security 2,500 $2.40 30,687
February 19, 2008 Chief Accounting Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,500 $5.50 25,000
February 19, 2008 Chief Accounting Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,500 $5.50 25,000
February 19, 2008 Chief Accounting Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,500 $5.50 25,000
February 19, 2008 Chief Accounting Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,500 $5.50 25,000
March 3, 2006 EVP, CFO Form 4 Open market or private purchase of non-derivative or derivative security 2,500 $4.28 17,944
September 30, 2022 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,667 -- 2,667
August 15, 2018 Director Form 4 Open market or private purchase of non-derivative or derivative security 2,750 $2.37 15,591
August 15, 2018 Director Form 4 Open market or private purchase of non-derivative or derivative security 2,750 $2.41 12,250
February 27, 2012 Controller & CAO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,750 -- 39,417
November 19, 2013 President and CEO Form 4 Open market or private purchase of non-derivative or derivative security 2,800 $3.59 53,521
December 5, 2011 CEO Form 4 Open market or private purchase of non-derivative or derivative security 2,972 $2.16 163,988
February 20, 2018 Director Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $2.17 12,841
February 20, 2018 Director Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $2.17 9,500
February 19, 2016 Director, CEO Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $1.27 120,521
June 20, 2014 Director, CEO Form 4/A Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 3,000 $3.50 74,521
November 15, 2013 Director Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $3.80 14,331
August 10, 2010 Director Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $3.35 3,000
November 14, 2008 Director, President & CEO Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $2.83 32,167
June 18, 2008 VP & Chief Medical Officer Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $4.10 8,000
September 14, 2012 CEO Form 4 Open market or private purchase of non-derivative or derivative security 3,100 $5.03 194,114
March 6, 2019 Director Form 4 Open market or private purchase of non-derivative or derivative security 3,300 $2.13 18,050
March 23, 2011 CFO Form 4 Conversion of derivative security 3,333 $2.40 13,333

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.