Date Filer Title Filing Type Shares Traded Price Total Held
February 19, 2010
WEAVER GREGORY L
 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 25,000 $2.94 107,009
November 14, 2008
Tardugno Michael H
 Director, President & CEO Form 4 Open market or private purchase of non-derivative or derivative security 3,000 $2.83 32,167
December 6, 2010
Martinez Alberto R
 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 30,000 $2.81 30,000
December 18, 2012
WEAVER GREGORY L
 SVP & Chief Financial Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 8,636 $2.77 37,272
December 18, 2012
WEAVER GREGORY L
 SVP & Chief Financial Officer Form 4 Exercise of in-the-money or at-the-money derivative security 8,636 $2.77 --
December 7, 2012
Tardugno Michael H
 President & CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 17,271 $2.77 213,285
December 7, 2012
Tardugno Michael H
 President & CEO Form 4 Exercise of in-the-money or at-the-money derivative security 17,271 $2.77 17,083
October 15, 2012
Martinez Alberto R
 Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 34,542 $2.77 119,542
October 15, 2012
Martinez Alberto R
 Director Form 4 Exercise of in-the-money or at-the-money derivative security 34,542 $2.77 37,083
September 20, 2012
LINK MAX
 Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 34,542 $2.77 347,650
September 20, 2012
LINK MAX
 Director Form 4 Exercise of in-the-money or at-the-money derivative security 34,542 $2.77 18,735
May 26, 2011
Chow Pok Yu Augustine
 Director Form 4 Open market or private purchase of non-derivative or derivative security 34,542 $2.77 34,542
May 26, 2011
CHURCH JEFFREY WAYNE
 CFO Form 4 Open market or private purchase of non-derivative or derivative security 3,454 $2.77 16,787
May 26, 2011
Hooper Robert W
 Director Form 4 Open market or private purchase of non-derivative or derivative security 25,907 $2.77 33,907
May 26, 2011
LINK MAX
 Director Form 4 Open market or private purchase of non-derivative or derivative security 34,542 $2.77 197,104
May 26, 2011
Martinez Alberto R
 Director Form 4 Open market or private purchase of non-derivative or derivative security 34,542 $2.77 69,125
May 26, 2011
Tardugno Michael H
 CEO Form 4 Open market or private purchase of non-derivative or derivative security 17,271 $2.77 161,016
May 26, 2011
Tumminello Timothy J
 Controller & CAO Form 4 Open market or private purchase of non-derivative or derivative security 1,727 $2.77 12,800
May 26, 2011
WEAVER GREGORY L
 Director Form 4 Open market or private purchase of non-derivative or derivative security 8,636 $2.77 23,636
November 17, 2008
LINK MAX
 Director Form 4 Open market or private purchase of non-derivative or derivative security 7,000 $2.76 120,462
September 20, 2012
LINK MAX
 Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 35,000 $2.72 296,025
September 20, 2012
LINK MAX
 Director Form 4 Exercise of in-the-money or at-the-money derivative security 35,000 $2.72 219,911
January 19, 2009
Borys Nicholas
 VP & Chief Medical Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 5,000 $2.72 19,000
January 19, 2009
Borys Nicholas
 VP & Chief Medical Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 11,667 $2.72 121,667
January 19, 2009
Borys Nicholas
 VP & Chief Medical Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 11,667 $2.72 133,334

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.