Date Filer Title Filing Type Shares Traded Price Total Held
June 9, 2004 Executive VP & Chief Op. Off. Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 100,000 -- 1,720,000
March 15, 2024 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 4,500 -- 9,167
March 17, 2023 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,000 -- 4,667
October 3, 2022 Director Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
September 30, 2022 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,667 -- 2,667
December 3, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 5,556 $2.08 2,421,867
December 1, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 15,000 $2.15 2,427,423
November 30, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 20,000 $2.15 2,442,423
September 8, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 10,000 $2.11 2,462,423
August 17, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 10,000 $2.19 2,472,423
August 13, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 20,000 $2.23 2,482,423
August 5, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 10,000 $2.26 2,502,423
February 20, 2015 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 199,765 $3.30 2,512,423
June 27, 2014 Ten Percent Owner Form 3 Initial Statement of Beneficial Ownership of Securities -- -- 2,712,188
February 22, 2005 VP, General Counsel Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 100,000 -- 300,000
June 9, 2004 Vice President,General Counsel Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 200,000 -- 200,000
March 15, 2006 VP - Regulatory Affairs Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,369 -- 2,369
March 15, 2006 VP - Regulatory Affairs Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 3,500 -- 26,834
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 15, 2024 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 3,500 -- 33,599
March 17, 2023 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 2,000 -- 30,099
June 13, 2022 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 7,500 -- 27,004
March 19, 2021 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 40,000 -- 180,118
June 15, 2020 Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 4,000 -- 140,118

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.