Stock chart
Ticker: NOV Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2024-11-21 2024-11-20 S Sale

HARRISON DAVID D

Non-Executive Director
1,784 -1.6%
16.10
USD 28,722
1,784 -1.6% 16.10 USD 28,722
2024-11-08 2024-11-07 S Sale

Novak Christy Lynn

VP, Corp. Controller, CAO

Officer
39,273 -35.9%
16.44
USD 645,530
39,273 -35.9% 16.44 USD 645,530
2024-11-08 2024-11-07 S Sale

Novak Christy Lynn

VP, Corp. Controller, CAO

Officer
1,680 -1.5%
16.50
USD 27,720
1,680 -1.5% 16.50 USD 27,720
2024-11-08 2024-11-07 S Sale

Weinstock Craig L.

Sr. VP. & Gen. Counsel

Officer
15,481 -6.7%
16.39
USD 253,796
15,481 -6.7% 16.39 USD 253,796
2024-11-08 2024-11-07 S Sale

Weinstock Craig L.

Sr. VP. & Gen. Counsel

Officer
15,000 -6.1%
16.52
USD 247,802
15,000 -6.1% 16.52 USD 247,802
2024-11-08 2024-11-07 S Sale

Livingston Scott B.

See Remarks

Officer
469 -0.8%
16.45
USD 7,715
469 -0.8% 16.45 USD 7,715
2024-11-08 2024-11-07 S Sale

Livingston Scott B.

See Remarks

Officer
28,941 -31.7%
16.49
USD 477,370
28,941 -31.7% 16.49 USD 477,370
2024-11-08 2024-11-07 S Sale

Rovig Joseph W

President - Energy Equipment

Officer
73,256 -27.7%
16.40
USD 1,201,076
73,256 -27.7% 16.40 USD 1,201,076
2024-02-23 2024-02-22 S Sale

Novak Christy Lynn

VP, Corp. Controller, CAO

Officer
3,500 -3.0%
17.43
USD 60,988
3,500 -3.0% 17.43 USD 60,988
2023-03-01 2023-02-28 S Sale

MATTSON ERIC L

Non-Executive Director
1,021 -2.1%
21.91
USD 22,365
1,021 -2.1% 21.91 USD 22,365
2023-03-01 2023-02-28 S Sale

MATTSON ERIC L

Non-Executive Director
19,660 -29.2%
21.90
USD 430,554
19,660 -29.2% 21.90 USD 430,554
2023-02-28 2023-02-27 S Sale

Novak Christy Lynn

VP, Corp. Controller, CAO

Officer
4,203 -4.7%
21.87
USD 91,920
4,203 -4.7% 21.87 USD 91,920
2023-02-28 2023-02-27 S Sale

Novak Christy Lynn

VP, Corp. Controller, CAO

Officer
5,404 -5.7%
21.85
USD 118,098
5,404 -5.7% 21.85 USD 118,098
2022-11-07 2022-11-04 S Sale

Novak Christy Lynn

VP, Corp. Controller, CAO

Officer
4,575 -6.7%
23.17
USD 106,011
4,575 -6.7% 23.17 USD 106,011
2022-11-02 2022-11-01 S Sale

Joseph Isaac H.

See Remarks

Officer
2,500 -1.3%
22.77
USD 56,925
2,500 -1.3% 22.77 USD 56,925
2022-09-01 2022-09-01 S Sale

HARRISON DAVID D

Non-Executive Director
3,112 -3.3%
17.01
USD 52,941
3,112 -3.3% 17.01 USD 52,941
2022-08-30 2022-08-29 S Sale

ARMSTRONG GREG L

Non-Executive Director
10,381 -11.1%
18.99
USD 197,142
10,381 -11.1% 18.99 USD 197,142
2022-05-26 2022-05-25 S Sale

MATTSON ERIC L

Non-Executive Director
9,819 -12.7%
19.15
USD 188,034
9,819 -12.7% 19.15 USD 188,034
2021-10-29 2021-10-28 S Sale

MATTSON ERIC L

Non-Executive Director
8,157 -10.6%
14.53
USD 118,528
8,157 -10.6% 14.53 USD 118,528
2021-02-24 2021-02-23 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
10,000 -8.9%
14.81
USD 148,100
10,000 -8.9% 14.81 USD 148,100
2020-03-18 2020-03-18 B Purchase

Bayardo Jose A

Senior VP and CFO

Officer
2,500 +1.0%
8.07
USD 20,175
2,500 +1.0% 8.07 USD 20,175
2020-03-18 2020-03-18 B Purchase

Bayardo Jose A

Senior VP and CFO

Officer
1,000 +0.4%
8.03
USD 8,030
1,000 +0.4% 8.03 USD 8,030
2020-03-18 2020-03-18 B Purchase

Bayardo Jose A

Senior VP and CFO

Officer
5,000 +2.0%
8.36
USD 41,800
5,000 +2.0% 8.36 USD 41,800
2020-03-18 2020-03-16 B Purchase

Bayardo Jose A

Senior VP and CFO

Officer
11,500 +4.9%
8.85
USD 101,775
11,500 +4.9% 8.85 USD 101,775
2020-02-24 2020-02-21 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
7,134 -16.7%
23.30
USD 166,222
7,134 -16.7% 23.30 USD 166,222
2020-02-13 2020-02-12 S Sale

MATTSON ERIC L

Non-Executive Director
10,000 -15.5%
23.97
USD 239,650
10,000 -15.5% 23.97 USD 239,650
2019-11-07 2019-11-06 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

6,000 -12.3%
23.51
USD 141,068
6,000 -12.3% 23.51 USD 141,068
2019-08-19 2019-08-16 S Sale

Rovig Joseph W

President - Rig Technologies

Officer
22,640 -23.5%
18.37
USD 415,897
22,640 -23.5% 18.37 USD 415,897
2019-08-07 2019-08-06 S Sale

MATTSON ERIC L

Non-Executive Director
4,750 -6.9%
21.02
USD 99,867
4,750 -6.9% 21.02 USD 99,867
2019-03-01 2019-02-28 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
15,125 -22.9%
28.02
USD 423,784
15,125 -22.9% 28.02 USD 423,784
2018-08-28 2018-08-27 S Sale

MATTSON ERIC L

Non-Executive Director
5,828 -8.7%
45.61
USD 265,797
5,828 -8.7% 45.61 USD 265,797
2018-08-28 2018-08-24 S Sale

MATTSON ERIC L

Non-Executive Director
5,284 -7.3%
45.06
USD 238,076
5,284 -7.3% 45.06 USD 238,076
2018-08-10 2018-08-09 S Sale

MATTSON ERIC L

Non-Executive Director
4,338 -5.7%
45.65
USD 198,020
4,338 -5.7% 45.65 USD 198,020
2018-08-03 2018-08-01 S Sale

WILLIAMS CLAY C

Chairman, President and CEO

Executive Director
465,116 -57.3%
47.91
USD 22,284,080
465,116 -57.3% 47.91 USD 22,284,080
2018-08-03 2018-08-01 S Sale

Weinstock Craig L.

Sr. VP. & Gen. Counsel

Officer
25,000 -36.9%
47.45
USD 1,186,205
25,000 -36.9% 47.45 USD 1,186,205
2018-07-31 2018-07-30 S Sale

Weinstock Craig L.

Sr. VP. & Gen. Counsel

Officer
3,709 -8.0%
48.02
USD 178,105
3,709 -8.0% 48.02 USD 178,105
2018-06-29 2018-06-28 S Sale

Rovig Joseph W

President - Rig Technologies

26,610 -30.0%
42.84
USD 1,139,975
26,610 -30.0% 42.84 USD 1,139,975
2018-06-29 2018-06-28 S Sale

Rovig Joseph W

President - Rig Technologies

3,390 -5.2%
42.84
USD 145,228
3,390 -5.2% 42.84 USD 145,228
2018-06-29 2018-06-27 S Sale

Rovig Joseph W

President - Rig Technologies

46,436 -42.8%
43.01
USD 1,997,106
46,436 -42.8% 43.01 USD 1,997,106
2018-05-22 2018-05-21 S Sale

Weinstock Craig L.

Sr. VP. & Gen. Counsel

Officer
5,000 -9.7%
44.03
USD 220,165
5,000 -9.7% 44.03 USD 220,165
2018-05-14 2018-05-14 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
3,090 -8.7%
40.90
USD 126,381
3,090 -8.7% 40.90 USD 126,381
2018-05-14 2018-05-14 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
37,369 -51.4%
41.03
USD 1,533,250
37,369 -51.4% 41.03 USD 1,533,250
2018-03-01 2018-03-01 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

7,421 -17.4%
35.66
USD 264,657
7,421 -17.4% 35.66 USD 264,657
2017-03-03 2017-03-02 S Sale

Rovig Joseph W

See Remarks

Officer
49,825 -54.5%
41.48
USD 2,066,601
49,825 -54.5% 41.48 USD 2,066,601
2017-03-02 2017-03-01 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
4,785 -16.0%
40.79
USD 195,157
4,785 -16.0% 40.79 USD 195,157
2017-02-27 2017-02-24 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
37,369 -55.0%
39.87
USD 1,489,805
37,369 -55.0% 39.87 USD 1,489,805
2016-08-08 2016-08-08 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
1,606 -9.5%
34.17
USD 54,883
1,606 -9.5% 34.17 USD 54,883
2016-08-08 2016-08-05 S Sale

Duff Scott K.

VP Cntrlr Chf Acctg Offcr

Officer
1,575 -8.5%
32.62
USD 51,377
1,575 -8.5% 32.62 USD 51,377
2015-11-10 2015-11-09 S Sale

HARRISON DAVID D

Non-Executive Director
16,352 -29.0%
38.79
USD 634,332
16,352 -29.0% 38.79 USD 634,332
2015-04-30 2015-04-30 S Sale

ARMSTRONG GREG L

Non-Executive Director
5,736 -13.9%
54.50
USD 312,583
5,736 -13.9% 54.50 USD 312,583
2015-04-30 2015-04-29 S Sale

JARVIS ROGER L

Non-Executive Director
5,900 -11.8%
52.90
USD 312,122
5,900 -11.8% 52.90 USD 312,122
2014-12-30 2014-12-29 S Sale

HARRISON DAVID D

Non-Executive Director
5,500 -16.7%
66.99
USD 368,458
5,500 -16.7% 66.99 USD 368,458
2014-05-27 2014-05-23 S Sale

GUILL BEN A

Non-Executive Director
3,232 -5.2%
82.51
USD 266,664
3,232 -5.2% 82.51 USD 266,664
2014-05-27 2014-05-23 S Sale

GUILL BEN A

Non-Executive Director
4,476 -7.1%
82.51
USD 369,303
4,476 -7.1% 82.51 USD 369,303
2014-05-27 2014-05-23 S Sale

GUILL BEN A

Non-Executive Director
4,000 -6.4%
82.51
USD 330,029
4,000 -6.4% 82.51 USD 330,029
2014-05-27 2014-05-23 S Sale

GUILL BEN A

Non-Executive Director
4,000 -6.4%
82.51
USD 330,029
4,000 -6.4% 82.51 USD 330,029
2014-05-27 2014-05-23 S Sale

GUILL BEN A

Non-Executive Director
8,000 -12.1%
82.51
USD 660,058
8,000 -12.1% 82.51 USD 660,058
2014-05-27 2014-05-23 S Sale

GUILL BEN A

Non-Executive Director
282 -0.5%
82.51
USD 23,267
282 -0.5% 82.51 USD 23,267
2014-02-19 2014-02-19 S Sale

GUILL BEN A

Non-Executive Director
920 -2.2%
76.82
USD 70,674
920 -2.2% 76.82 USD 70,674
2013-11-22 2013-11-22 S Sale

MILLER MERRILL A JR

Chairman and CEO

Executive Director
70,000 -12.7%
83.45
USD 5,841,430
70,000 -12.7% 83.45 USD 5,841,430
2013-11-22 2013-11-22 S Sale

MILLER MERRILL A JR

Chairman and CEO

Executive Director
125,000 -20.7%
83.45
USD 10,431,125
125,000 -20.7% 83.45 USD 10,431,125
2013-09-30 2013-09-30 S Sale

BLANCHARD ROBERT W

VP Cntrlr Chf Acctg Offcr

Officer
11,295 -25.6%
78.20
USD 883,269
11,295 -25.6% 78.20 USD 883,269
2013-09-30 2013-09-30 S Sale

RETTIG DWIGHT W

Exec Vice Pres. & Gen. Counsel

Officer
21,962 -29.4%
78.36
USD 1,720,936
21,962 -29.4% 78.36 USD 1,720,936
2013-04-30 2013-04-30 B Purchase

HARRISON DAVID D

Non-Executive Director
1,106 +5.9%
65.12
USD 72,023
1,106 +5.9% 65.12 USD 72,023
2013-03-15 2013-03-14 S Sale

SMISEK JEFFERY A

Non-Executive Director
1,674 -5.9%
68.82
USD 115,209
1,674 -5.9% 68.82 USD 115,209
2012-03-12 2012-03-09 S Sale

MATTSON ERIC L

Non-Executive Director
28,380 -38.2%
82.36
USD 2,337,263
28,380 -38.2% 82.36 USD 2,337,263
2012-02-27 2012-02-24 S Sale

WILLIAMS CLAY C

Exec. Vice President and CFO

Officer
64,000 -26.9%
86.02
USD 5,505,043
64,000 -26.9% 86.02 USD 5,505,043
2012-02-24 2012-02-23 S Sale

JARVIS ROGER L

Non-Executive Director
15,000 -57.2%
86.25
USD 1,293,750
15,000 -57.2% 86.25 USD 1,293,750
2012-02-23 2012-02-22 S Sale

RETTIG DWIGHT W

Sr. Vice Pres. & Gen. Counsel

Officer
11,295 -14.9%
87.01
USD 982,789
11,295 -14.9% 87.01 USD 982,789
2012-02-23 2012-02-22 S Sale

BLANCHARD ROBERT W

VP Cntrlr Chf Acctg Offcr

Officer
41,962 -46.7%
86.90
USD 3,646,523
41,962 -46.7% 86.90 USD 3,646,523
2012-02-21 2012-02-21 S Sale

REESE MARK A

Group President

Officer
12,578 -20.1%
84.70
USD 1,065,357
12,578 -20.1% 84.70 USD 1,065,357
2012-02-21 2012-02-21 S Sale

REESE MARK A

Group President

Officer
756 -1.2%
84.71
USD 64,041
756 -1.2% 84.71 USD 64,041
2012-02-21 2012-02-21 S Sale

MILLER MERRILL A JR

President and CEO

Executive Director
133,334 -18.2%
84.00
USD 11,200,189
133,334 -18.2% 84.00 USD 11,200,189
2012-02-17 2012-02-17 S Sale

REESE MARK A

Group President

Officer
11,295 -18.4%
85.58
USD 966,626
11,295 -18.4% 85.58 USD 966,626
2012-02-17 2012-02-17 S Sale

MILLER MERRILL A JR

President and CEO

Executive Director
140,000 -19.0%
83.74
USD 11,723,712
140,000 -19.0% 83.74 USD 11,723,712
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