Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Historical Insider Transactions

The table below lists insider purchases and sales reported by company officers, directors, and major shareholders during the last 12 months.

DATE

INSIDER

INSIDER TYPE SHARES PRICE

SHARES

PRICE

VALUE

Mar 28, 2024

GOBE PHILLIP A

GOBE PHILLIP A
Sell
2,000 $261.12

2,000

$261.12

$522,242

Mar 28, 2024

Washburn Christopher L

Washburn Christopher L
VP & CAO
Sell
1,416 $260.96

1,416

$260.96

$369,512

Mar 22, 2024

KLEINMAN MARK H

KLEINMAN MARK H
EVP & General Counsel
Sell
4,350 $254.08

4,350

$254.08

$1,105,248

Mar 18, 2024

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
7,500 $252.33

7,500

$252.33

$1,892,445

Mar 15, 2024

THOMPSON J KENNETH

THOMPSON J KENNETH
Sell
1,000 $250.00

1,000

$250.00

$250,000

Mar 15, 2024

Hall Jerome D JR

Hall Jerome D JR
EVP, Operations
Sell
7,000 $250.74

7,000

$250.74

$1,755,187

Mar 15, 2024

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
7,500 $249.66

7,500

$249.66

$1,872,450

Mar 08, 2024

GOBE PHILLIP A

GOBE PHILLIP A
Sell
1,000 $242.67

1,000

$242.67

$242,672

Mar 07, 2024

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
6,973 $240.21

6,973

$240.21

$1,674,977

Mar 07, 2024

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
350 $241.38

350

$241.38

$84,481

Mar 04, 2024

KLEINMAN MARK H

KLEINMAN MARK H
EVP & General Counsel
Sell
3,500 $234.35

3,500

$234.35

$820,222

Mar 04, 2024

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
10,000 $235.25

10,000

$235.25

$2,352,540

Dec 29, 2023

KLEINMAN MARK H

KLEINMAN MARK H
EVP & General Counsel
Sell
3,500 $224.83

3,500

$224.83

$786,891

Dec 15, 2023

Dreyfus Maria S.

Dreyfus Maria S.
Sell
10,632 $226.62

10,632

$226.62

$2,409,434

Jun 08, 2022

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
2,500 $286.90

2,500

$286.90

$717,250

Jun 03, 2022

Taylor Tyson L.

Taylor Tyson L.
SVP, Human Resources
Sell
1,835 $279.02

1,835

$279.02

$512,002

May 17, 2022

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
1,250 $273.25

1,250

$273.25

$341,563

May 17, 2022

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
1,250 $275.57

1,250

$275.57

$344,463

May 13, 2022

Hall Jerome D JR

Hall Jerome D JR
EVP, Operations
Sell
2,000 $262.19

2,000

$262.19

$524,378

Mar 31, 2022

RISCH FRANK A

RISCH FRANK A
Sell
1,000 $254.81

1,000

$254.81

$254,810

Mar 30, 2022

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP, Advisor to Management
Sell
4,653 $257.19

4,653

$257.19

$1,196,710

Mar 30, 2022

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
2,500 $256.71

2,500

$256.71

$641,763

Mar 30, 2022

Shah Neal H

Shah Neal H
SVP and CFO
Sell
3,500 $256.97

3,500

$256.97

$899,392

Mar 29, 2022

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
500 $250.34

500

$250.34

$125,168

Mar 23, 2022

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
CEO
Sell
23,147 $254.87

23,147

$254.87

$5,899,545

Mar 21, 2022

THOMPSON J KENNETH

THOMPSON J KENNETH
Sell
2,000 $248.73

2,000

$248.73

$497,468

Mar 17, 2022

McDonald Elizabeth Anne

McDonald Elizabeth Anne
SVP, Strategic Planning, Field
Sell
3,667 $240.30

3,667

$240.30

$881,187

Mar 15, 2022

Taylor Tyson L.

Taylor Tyson L.
SVP, Human Resources
Sell
1,978 $228.55

1,978

$228.55

$452,072

Mar 01, 2022

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
3,855 $239.21

3,855

$239.21

$922,170

Feb 28, 2022

Grillot Larry R.

Grillot Larry R.
Sell
500 $234.37

500

$234.37

$117,185

Feb 25, 2022

Gallagher Matthew

Gallagher Matthew
Sell
11,833 $229.64

11,833

$229.64

$2,717,342

Feb 25, 2022

Gallagher Matthew

Gallagher Matthew
Sell
5,644 $230.16

5,644

$230.16

$1,299,040

Feb 25, 2022

KLEINMAN MARK H

KLEINMAN MARK H
EVP & General Counsel
Sell
7,745 $224.55

7,745

$224.55

$1,739,140

Feb 24, 2022

Gallagher Matthew

Gallagher Matthew
Sell
2,523 $230.17

2,523

$230.17

$580,729

Feb 24, 2022

Grillot Larry R.

Grillot Larry R.
Sell
1,000 $222.71

1,000

$222.71

$222,710

Feb 23, 2022

THOMPSON J KENNETH

THOMPSON J KENNETH
Sell
1,500 $228.67

1,500

$228.67

$343,005

Dec 06, 2021

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP, Advisor to Management
Sell
6,435 $180.74

6,435

$180.74

$1,163,088

Dec 06, 2021

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP, Advisor to Management
Sell
1,800 $181.28

1,800

$181.28

$326,300

Nov 09, 2021

Grillot Larry R.

Grillot Larry R.
Sell
900 $184.39

900

$184.39

$165,949

Nov 08, 2021

Dreyfus Maria S.

Dreyfus Maria S.
Buy
1,852 $187.17

1,852

$187.17

$346,639

Nov 08, 2021

Dreyfus Maria S.

Dreyfus Maria S.
Buy
7,479 $188.19

7,479

$188.19

$1,407,473

Nov 08, 2021

Dreyfus Maria S.

Dreyfus Maria S.
Buy
1,301 $188.70

1,301

$188.70

$245,499

Mar 17, 2021

Hall Jerome D JR

Hall Jerome D JR
EVP, Operations
Sell
3,000 $163.35

3,000

$163.35

$490,050

Mar 17, 2021

Grillot Larry R.

Grillot Larry R.
Sell
500 $166.13

500

$166.13

$83,067

Mar 12, 2021

THOMPSON J KENNETH

THOMPSON J KENNETH
Sell
1,500 $165.76

1,500

$165.76

$248,645

Mar 08, 2021

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP, Advisor to the Management
Sell
6,200 $164.88

6,200

$164.88

$1,022,281

Mar 08, 2021

Hall Jerome D JR

Hall Jerome D JR
EVP, Operations
Sell
3,600 $163.08

3,600

$163.08

$587,088

Mar 08, 2021

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
2,897 $165.16

2,897

$165.16

$478,469

Mar 05, 2021

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
3,966 $164.00

3,966

$164.00

$650,424

Mar 05, 2021

DEALY RICHARD P

DEALY RICHARD P
President and COO
Sell
9,890 $163.24

9,890

$163.24

$1,614,488

Mar 05, 2021

BUCHANAN EDISON C

BUCHANAN EDISON C
Sell
3,000 $165.00

3,000

$165.00

$495,000

Mar 05, 2021

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
CEO
Sell
29,882 $162.73

29,882

$162.73

$4,862,716

Mar 04, 2021

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
3,353 $157.93

3,353

$157.93

$529,529

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
27,361 $155.58

27,361

$155.58

$4,256,797

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
45,216 $156.29

45,216

$156.29

$7,066,718

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
1,400 $157.56

1,400

$157.56

$220,584

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
4,000 $151.76

4,000

$151.76

$607,036

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
10,900 $152.42

10,900

$152.42

$1,661,378

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
3,396 $153.67

3,396

$153.67

$521,857

Mar 03, 2021

Gallagher Matthew

Gallagher Matthew
Sell
23,227 $154.52

23,227

$154.52

$3,589,129

Mar 03, 2021

McDonald Elizabeth Anne

McDonald Elizabeth Anne
SVP, Strategic Planning, Field
Sell
3,590 $156.12

3,590

$156.12

$560,453

Dec 17, 2020

Grillot Larry R.

Grillot Larry R.
Sell
500 $114.24

500

$114.24

$57,118

Dec 15, 2020

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP, Field Development & Emerg
Sell
6,728 $116.29

6,728

$116.29

$782,422

Dec 07, 2020

Hall Jerome D JR

Hall Jerome D JR
EVP, Operations
Sell
1,000 $111.25

1,000

$111.25

$111,250

Nov 25, 2020

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
5,607 $110.05

5,607

$110.05

$617,059

Jun 08, 2020

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP, Field Development & Emerg
Sell
7,000 $115.66

7,000

$115.66

$809,620

Jun 08, 2020

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
1,200 $116.64

1,200

$116.64

$139,971

Jun 08, 2020

Kuiper Craig A.

Kuiper Craig A.
VP, Production Operations
Sell
4,362 $113.09

4,362

$113.09

$493,299

Jun 05, 2020

Hall Jerome D JR

Hall Jerome D JR
EVP, Operations
Sell
2,500 $109.16

2,500

$109.16

$272,905

Jun 05, 2020

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
1,628 $109.92

1,628

$109.92

$178,950

Jun 05, 2020

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate Operations
Sell
2,500 $109.67

2,500

$109.67

$274,175

Jun 05, 2020

Stewart Stephanie D

Stewart Stephanie D
VP & Chief Information Officer
Sell
600 $110.13

600

$110.13

$66,076

Jun 05, 2020

Black Bonnie S.

Black Bonnie S.
VP, Drilling
Sell
2,400 $110.54

2,400

$110.54

$265,303

Jun 05, 2020

Paulsen Christopher M.

Paulsen Christopher M.
VP, Business Development
Sell
900 $109.71

900

$109.71

$98,735

Mar 06, 2020

THOMPSON J KENNETH

THOMPSON J KENNETH
Buy
175 $102.73

175

$102.73

$17,978

Mar 06, 2020

THOMPSON J KENNETH

THOMPSON J KENNETH
Buy
825 $102.94

825

$102.94

$84,929

Dec 20, 2019

KLEINMAN MARK H

KLEINMAN MARK H
EVP & General Counsel
Sell
1,750 $147.49

1,750

$147.49

$258,108

Dec 18, 2019

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate/Vertically Inte
Sell
3,000 $145.88

3,000

$145.88

$437,628

Dec 18, 2019

Black Bonnie S.

Black Bonnie S.
VP, Drilling
Sell
500 $146.29

500

$146.29

$73,147

Dec 17, 2019

Hall Jerome D JR

Hall Jerome D JR
EVP, Permian Operations
Sell
1,750 $144.26

1,750

$144.26

$252,455

Dec 17, 2019

Paulsen Christopher M.

Paulsen Christopher M.
VP, Business Development
Sell
1,623 $144.31

1,623

$144.31

$234,222

Dec 16, 2019

McDonald Elizabeth Anne

McDonald Elizabeth Anne
VP, Permian Strategic Developm
Sell
1,858 $143.17

1,858

$143.17

$266,012

Dec 05, 2019

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
1,200 $131.17

1,200

$131.17

$157,404

Dec 04, 2019

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate/Vertically Inte
Sell
2,000 $129.60

2,000

$129.60

$259,194

Dec 04, 2019

Stewart Stephanie D

Stewart Stephanie D
VP & Chief Information Officer
Sell
600 $130.22

600

$130.22

$78,132

Sep 16, 2019

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP and Chief Technology Offic
Sell
5,619 $140.35

5,619

$140.35

$788,615

Aug 27, 2019

THOMPSON J KENNETH

THOMPSON J KENNETH
Buy
500 $121.01

500

$121.01

$60,505

May 10, 2019

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
888 $153.38

888

$153.38

$136,201

Dec 27, 2018

CATES ANDREW F.

CATES ANDREW F.
Buy
195 $126.56

195

$126.56

$24,678

Dec 27, 2018

CATES ANDREW F.

CATES ANDREW F.
Buy
195 $126.63

195

$126.63

$24,693

Dec 26, 2018

CATES ANDREW F.

CATES ANDREW F.
Buy
400 $122.01

400

$122.01

$48,804

Dec 19, 2018

DOVE TIMOTHY L

DOVE TIMOTHY L
President & CEO
Sell
2,000 $136.50

2,000

$136.50

$273,000

Dec 18, 2018

DOVE TIMOTHY L

DOVE TIMOTHY L
President & CEO
Sell
2,000 $133.02

2,000

$133.02

$266,040

Dec 18, 2018

DOVE TIMOTHY L

DOVE TIMOTHY L
President & CEO
Sell
800 $131.30

800

$131.30

$105,040

May 29, 2018

Grillot Larry R.

Grillot Larry R.
Sell
200 $191.13

200

$191.13

$38,226

May 21, 2018

THOMPSON J KENNETH

THOMPSON J KENNETH
Sell
1,000 $212.17

1,000

$212.17

$212,170

May 21, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
5,000 $209.65

5,000

$209.65

$1,048,260

May 21, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
5,000 $209.72

5,000

$209.72

$1,048,590

May 18, 2018

KLEINMAN MARK H

KLEINMAN MARK H
SVP & General Counsel
Sell
1,025 $210.02

1,025

$210.02

$215,269

May 18, 2018

DOVE TIMOTHY L

DOVE TIMOTHY L
President & CEO
Sell
2,178 $212.44

2,178

$212.44

$462,694

May 17, 2018

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP and Chief Technology Offic
Sell
4,171 $212.31

4,171

$212.31

$885,545

May 17, 2018

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate/Vertically Inte
Sell
2,500 $212.32

2,500

$212.32

$530,793

May 17, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
10,000 $212.63

10,000

$212.63

$2,126,250

May 16, 2018

Hall Jerome D JR

Hall Jerome D JR
EVP, Permian Operations
Sell
2,000 $206.73

2,000

$206.73

$413,452

May 16, 2018

Hopkins Frank E

Hopkins Frank E
SVP, Investor Relations
Sell
893 $206.61

893

$206.61

$184,504

May 15, 2018

DOVE TIMOTHY L

DOVE TIMOTHY L
President & CEO
Sell
5,000 $202.25

5,000

$202.25

$1,011,250

May 11, 2018

BERG MARK STEPHEN

BERG MARK STEPHEN
EVP, Corporate/Vertically Inte
Sell
2,000 $201.95

2,000

$201.95

$403,900

May 11, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
17,870 $202.68

17,870

$202.68

$3,621,892

May 11, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
2,130 $203.51

2,130

$203.51

$433,476

May 11, 2018

SHEFFIELD KENNETH H JR

SHEFFIELD KENNETH H JR
EVP, Operations/Engineering/Fa
Sell
5,000 $203.19

5,000

$203.19

$1,015,950

May 10, 2018

HANNES WILLIAM F

HANNES WILLIAM F
SVP, Special Projects
Sell
10,000 $203.00

10,000

$203.00

$2,030,000

May 10, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
2,530 $200.82

2,530

$200.82

$508,075

May 10, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
9,570 $202.12

9,570

$202.12

$1,934,288

May 10, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
7,900 $202.75

7,900

$202.75

$1,601,725

May 10, 2018

CATES ANDREW F.

CATES ANDREW F.
Sell
2,500 $200.62

2,500

$200.62

$501,550

May 09, 2018

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP and Chief Technology Offic
Sell
5,184 $203.54

5,184

$203.54

$1,055,136

May 09, 2018

Stewart Stephanie D

Stewart Stephanie D
VP & Chief Information Officer
Sell
900 $203.52

900

$203.52

$183,168

May 09, 2018

BUCHANAN EDISON C

BUCHANAN EDISON C
Sell
2,693 $203.04

2,693

$203.04

$546,787

May 09, 2018

RISCH FRANK A

RISCH FRANK A
Sell
1,000 $202.16

1,000

$202.16

$202,158

May 09, 2018

Hopkins Frank E

Hopkins Frank E
SVP, Investor Relations
Sell
192 $203.19

192

$203.19

$39,012

May 07, 2018

Hopkins Frank E

Hopkins Frank E
SVP, Investor Relations
Sell
1,000 $199.32

1,000

$199.32

$199,315

Mar 21, 2018

CHEATWOOD CHRIS J

CHEATWOOD CHRIS J
EVP and Chief Technology Offic
Sell
9,513 $175.93

9,513

$175.93

$1,673,575

Feb 27, 2018

Montemayor Margaret

Montemayor Margaret
VP & CAO
Sell
1,410 $179.33

1,410

$179.33

$252,855

Feb 26, 2018

KLEINMAN MARK H

KLEINMAN MARK H
SVP & General Counsel
Sell
1,150 $180.17

1,150

$180.17

$207,196

Feb 23, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
1,000 $180.00

1,000

$180.00

$180,000

Feb 23, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
1,000 $180.00

1,000

$180.00

$180,000

Feb 23, 2018

Fairbrook Teresa A

Fairbrook Teresa A
VP & Chief Human Resources Off
Sell
2,134 $180.00

2,134

$180.00

$384,120

Feb 22, 2018

Stewart Stephanie D

Stewart Stephanie D
VP & Chief Information Officer
Sell
1,100 $177.84

1,100

$177.84

$195,624

Feb 12, 2018

SHEFFIELD SCOTT D

SHEFFIELD SCOTT D
Sell
2,000 $170.93

2,000

$170.93

$341,866

TOP