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Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mark S. SiegelN/A947,2460.64%2016-04-26
John E. Vollmer,IIIN/A678,3000.46%2016-04-26
Kenneth N. BernsN/A397,7220.27%2016-04-26
Douglas J. WallN/A369,4340.25%2011-04-26
Mr. William Andrew Hendricks, JrN/A366,6270.25%2016-08-01
Cloyce A. TalbottN/A293,4760.2%2015-01-01
James Michael HolcombN/A263,8340.18%2016-06-09
Mr. Seth David WexlerN/A189,3620.13%2016-06-09
A. Glenn PattersonN/A150,1480.1%2005-06-16
Curtis W. HuffN/A63,880less than 0.1%2016-01-01

Insider Charts

Insider Transactions

Insider Position Date Buy/Sell Shares Shares Owned Following This (Direct & Indirect) Trade Price ($) Cost ($1000) Price Change
Since Trade (%)
Share Ownership Details
Conlon Michael WDirector2014-10-29Buy3,00015,000$23.3369.99-11.415,000 (Direct)
TALBOTT CLOYCE ADirector2014-06-27Sell400,000290,476$34.4913796-40.07290,476 (Direct)
BERNS KENNETH NSenior Vice President2014-06-12Sell85,000407,241$33.622857.7-38.52267,241 (Direct)
140,000 (By Trust(s))
SIEGEL MARK SChairman of the Board2014-06-12Sell340,0001,428,783$33.6211430.8-38.52773,883 (Direct)
605,000 (See Footnote)
49,900 (By Trust(s))
Holcomb James MichaelPresident-Drilling Subsidiary2014-06-09Sell44,445205,670$33.631494.69-38.54205,670 (Direct)
SIEGEL MARK SChairman of the Board2014-04-29Sell225,0001,768,783$32.547321.5-36.48943,883 (Direct)
775,000 (See Footnote)
49,900 (By Trust(s))
TALBOTT CLOYCE ADirector2014-03-07Sell120,000290,476$29.223506.4-29.26290,476 (Direct)
BUCKNER CHARLES OLIVERDirector2013-12-20Sell10,00011,000$25.14251.4-17.7811,000 (Direct)
TALBOTT CLOYCE ADirector2013-02-21Sell380,000287,476$23.068762.8-10.36287,476 (Direct)
TALBOTT CLOYCE ADirector2008-05-14Sell520,000349,476$32.0716676.4-35.55
VOLLMER JOHN E IIICFO
(Click for the stocks that their CFOs have bought)
2008-05-13Sell300,000120,500$32.29660-35.81
BERNS KENNETH NSenior Vice President, Director2008-05-06Sell143,600128,500$30.734412.83-32.74
SIEGEL MARK SChairman of the Board, Director2008-05-06Sell847,4481,000,000$30.7326042.08-32.74
PEAK KENNETH RDirector2007-11-05Buy5,00011,000$20.76103.8-0.43
GIST ROBERT CDirector2007-03-26Sell20,00037,772$23.17463.4-10.79
GIST ROBERT CDirector2006-12-14Sell15,00054,772$26.2393-21.11
PEAK KENNETH RDirector2006-04-04Sell20,0003,000$31.94638.8-35.28Link
SMITH NADINE CDirector2005-09-21Sell15,0008,000$33.74506.1-38.74Link
HUNT TERRY HDirector2005-08-04Sell40,0008,000$33.071322.8-37.5Link
HUFF CURTIS WDirector2005-08-04Sell47,00030,880$33.171558.99-37.68Link
BERNS KENNETH NSenior Vice President2005-08-03Sell269,50060,000$32.988888.11-37.33Link
SIEGEL MARK SChairman of the Board2005-08-03Sell2,378,5001,681,548$32.9878442.93-37.33Link
NELSON JONATHAN DCFO
(Click for the stocks that their CFOs have bought)
2005-06-17Sell300,00040,200$28.688604-27.93Link
PATTERSON A GLENNPresident and COO2005-06-16Sell570,000150,148$28.8316433.1-28.3Link
TALBOTT CLOYCE ACEO
(Click for the stocks that their CEOs have bought)
2005-06-16Sell580,000297,132$28.8316721.4-28.3Link
PEAK KENNETH RDirector2005-05-27Sell90,0000$25.82322-19.88Link
GIST ROBERT CDirector2005-05-26Sell3,00051,772$25.0975.27-17.62Link
VOLLMER JOHN E IIISenior Vice President2005-04-07Sell160,00025,000$26.734276.8-22.67Link
VOLLMER JOHN E IIISenior Vice President2005-03-22Sell140,00025,000$26.493708.6-21.97Link
SIEGEL MARK SChairman of the Board2005-03-09Sell1,386,7003,558,348$25.5535430.19-19.1Link
BERNS KENNETH NSenior Vice President2005-03-09Sell123,30045,000$25.553150.32-19.1Link
SIEGEL MARK SChairman of the Board2005-03-01Sell266,4004,649,448$25.466782.54-18.81Link
BERNS KENNETH NSenior Vice President2005-03-01Sell23,60045,000$25.46600.86-18.81Link
SMITH NADINE CDirector2005-02-25Sell30,0008,000$25.51765.3-18.97Link
BERNS KENNETH NSenior Vice President2004-11-23Sell178,20045,000$19.583489.165.57Link
SIEGEL MARK SChairman of the Board2004-11-23Sell2,235,8004,859,048$19.5843776.965.57Link
BERNS KENNETH NSenior Vice President2004-11-03Sell21,80065,000$19.46424.236.22Link
SIEGEL MARK SChairman of the Board2004-11-03Sell274,2006,860,548$19.465335.936.22Link
HUFT CURTIS WDirector2004-11-02Sell10,00012,880$18.93189.39.19Link
PATTERSON A GLENNPresident and COO2004-10-05Sell269,000120,148$19.425223.986.44Link
TALBOTT CLOYCE ACEO2004-10-05Sell400,000267,132$19.4277686.44Link
SMITH NADINE CDirector2004-09-24Sell15,00038,000$19.62945.46Link
NELSON JONATHAN DCFO2004-02-18Sell155,900100$36.015613.96-42.6Link
VOLLMER JOHN E IIISenior Vice President2004-02-13Sell248,4000$36.048952.34-42.65Link
BERNS KENNETH NSenior Vice President2004-02-11Sell70,00020,000$35.322472.4-41.48Link
SIEGEL MARK SChairman of the Board2004-02-11Sell245,0003,514,524$35.328653.4-41.48Link
HUFT CURTIS WDirector2003-11-14Sell3,5603,940$30.03106.91-31.17Link

Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as Conversion of derivative security or Exercise of Options are not included. Insiders are only limited to Officers and/or Directors of the company.

"Shares" change (fifth column), "Shares Owned Following This (Direct & Indirect)" transactions (sixth column), and "Trade Price ($)" (seventh column) are split adjusted. The "Share Ownership Details" (last column) displayed data is as of reported (also split adjusted).

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