Date Filer Title Filing Type Shares Traded Price Total Held
Aug 31, 2012
Director, President and CEO
Director, President and CEO Form 4 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 6,848 $43.36 72,331
Aug 29, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 604 $21.40 22,458
Aug 29, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 404 $44.53 22,054
Aug 29, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 200 $44.54 21,854
Aug 29, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,896 $21.40 23,750
Aug 29, 2012
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 1,896 $44.50 21,854
Aug 29, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 604 -- 1,896
Aug 29, 2012
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,896 -- --
Jul 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 603 -- 7,312
Jul 02, 2012
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 724 -- 12,996
Jul 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 603 -- 7,404
Jul 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 603 -- 21,854
Jul 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 603 -- 8,559
Jul 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 603 -- 9,376
Jul 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 603 -- 9,734
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 25,501
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 6,709
Apr 02, 2012
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 662 -- 12,272
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 6,801
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 21,251
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 7,956
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 8,773
Apr 02, 2012
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 552 -- 9,131
Feb 24, 2012
Sr. VP & CFO
Sr. VP & CFO Form 4 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-3 334 $44.68 55,128
Feb 24, 2012
President and COO, Energy
President and COO, Energy Form 4 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-3 462 $44.68 44,291

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

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