Stock chart
Ticker: MANT Exchange: NSM


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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
2022-03-30 2022-03-29 S Sale

PEDERSEN GEORGE J

Large shareholder
6,611,454 -75.1%
77.76
USD 514,093,440
6,611,454 -75.1% 77.76 USD 514,093,440
2022-03-30 2022-03-29 S Sale

PEDERSEN GEORGE J

Large shareholder
2,773,389 -23.9%
79.33
USD 219,999,914
2,773,389 -23.9% 79.33 USD 219,999,914
2021-08-11 2021-08-10 S Sale

KERR RICHARD J

Non-Executive Director
4,325 -12.6%
84.00
USD 363,300
4,325 -12.6% 84.00 USD 363,300
2021-08-09 2021-08-06 S Sale

KERR RICHARD J

Non-Executive Director
3,282 -8.7%
85.00
USD 278,970
3,282 -8.7% 85.00 USD 278,970
2021-06-10 2021-06-10 S Sale

BUSH MARY K

Non-Executive Director
2,875 -20.3%
87.37
USD 251,189
2,875 -20.3% 87.37 USD 251,189
2021-05-27 2021-05-26 S Sale

Armitage Richard L

Non-Executive Director
4,000 -50.0%
86.30
USD 345,200
4,000 -50.0% 86.30 USD 345,200
2021-05-24 2021-05-21 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
2,500 -11.9%
86.18
USD 215,450
2,500 -11.9% 86.18 USD 215,450
2021-05-24 2021-05-21 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
5,000 -19.2%
86.02
USD 430,100
5,000 -19.2% 86.02 USD 430,100
2021-05-24 2021-05-20 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
3,500 -15.9%
85.50
USD 299,250
3,500 -15.9% 85.50 USD 299,250
2021-05-24 2021-05-20 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
4,000 -15.4%
85.06
USD 340,240
4,000 -15.4% 85.06 USD 340,240
2021-05-24 2021-05-20 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
7,000 -21.2%
85.00
USD 595,000
7,000 -21.2% 85.00 USD 595,000
2021-05-24 2021-05-20 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
2,000 -5.7%
85.13
USD 170,260
2,000 -5.7% 85.13 USD 170,260
2021-05-24 2021-05-20 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
3,000 -7.9%
84.80
USD 254,400
3,000 -7.9% 84.80 USD 254,400
2020-06-01 2020-06-01 S Sale

Armitage Richard L

Non-Executive Director
4,000 -50.0%
78.23
USD 312,920
4,000 -50.0% 78.23 USD 312,920
2020-05-07 2020-05-04 S Sale

Wagner Richard John

Business Group President

Officer
3,710 -39.8%
73.91
USD 274,206
3,710 -39.8% 73.91 USD 274,206
2020-05-07 2020-05-04 S Sale

Wagner Richard John

Business Group President

Officer
13,690 -59.5%
73.18
USD 1,001,834
13,690 -59.5% 73.18 USD 1,001,834
2020-03-24 2020-03-20 S Sale

BUSH MARY K

Non-Executive Director
4,295 -29.7%
62.16
USD 266,977
4,295 -29.7% 62.16 USD 266,977
2020-03-24 2020-03-20 S Sale

BUSH MARY K

Non-Executive Director
705 -4.7%
62.48
USD 44,048
705 -4.7% 62.48 USD 44,048
2020-03-16 2020-03-13 B Purchase

KERR RICHARD J

Non-Executive Director
449 +1.5%
67.35
USD 30,240
449 +1.5% 67.35 USD 30,240
2020-02-25 2020-02-21 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
2,000 -20.0%
88.42
USD 176,840
2,000 -20.0% 88.42 USD 176,840
2020-02-25 2020-02-21 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
100 -1.0%
88.34
USD 8,834
100 -1.0% 88.34 USD 8,834
2020-02-25 2020-02-21 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
12,900 -56.1%
87.49
USD 1,128,621
12,900 -56.1% 87.49 USD 1,128,621
2019-11-19 2019-11-15 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
9,000 -47.4%
78.24
USD 704,160
9,000 -47.4% 78.24 USD 704,160
2019-08-29 2019-08-27 S Sale

Phillips Kevin M

President & CEO

Executive Director
32,431 -30.6%
67.98
USD 2,204,659
32,431 -30.6% 67.98 USD 2,204,659
2019-08-12 2019-08-08 S Sale

Wagner Richard John

Business Group President

Officer
8,600 -76.5%
70.23
USD 603,978
8,600 -76.5% 70.23 USD 603,978
2019-06-07 2019-06-06 S Sale

Armitage Richard L

4,000 -50.0%
62.27
USD 249,080
4,000 -50.0% 62.27 USD 249,080
2019-05-17 2019-05-16 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
12,000 -54.5%
62.90
USD 754,800
12,000 -54.5% 62.90 USD 754,800
2019-03-25 2019-03-21 S Sale

Bjornaas Judith L

Executive Vice President & CFO

3,670 -26.8%
53.84
USD 197,593
3,670 -26.8% 53.84 USD 197,593
2018-09-07 2018-09-06 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
10,000 -62.5%
66.98
USD 669,800
10,000 -62.5% 66.98 USD 669,800
2018-08-31 2018-08-30 S Sale

Phillips Kevin M

President & CEO

Executive Director
3,511 -5.7%
66.05
USD 231,902
3,511 -5.7% 66.05 USD 231,902
2018-08-31 2018-08-30 S Sale

Phillips Kevin M

President & CEO

Executive Director
33,989 -35.6%
65.42
USD 2,223,560
33,989 -35.6% 65.42 USD 2,223,560
2018-08-31 2018-08-30 S Sale

Phillips Kevin M

President & CEO

Executive Director
1,762 -3.0%
65.83
USD 115,992
1,762 -3.0% 65.83 USD 115,992
2018-08-31 2018-08-30 S Sale

Phillips Kevin M

President & CEO

Executive Director
24,383 -29.0%
65.15
USD 1,588,552
24,383 -29.0% 65.15 USD 1,588,552
2018-08-30 2018-08-28 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
5,000 -45.5%
65.87
USD 329,350
5,000 -45.5% 65.87 USD 329,350
2018-08-10 2018-08-08 S Sale

KERR RICHARD J

Non-Executive Director
1,598 -6.0%
62.72
USD 100,227
1,598 -6.0% 62.72 USD 100,227
2018-06-14 2018-06-13 S Sale

Armitage Richard L

Non-Executive Director
4,000 -50.0%
54.60
USD 218,400
4,000 -50.0% 54.60 USD 218,400
2018-06-05 2018-06-05 S Sale

FATZINGER WALTER R JR

2,000 -8.0%
55.25
USD 110,500
2,000 -8.0% 55.25 USD 110,500
2018-03-22 2018-03-20 S Sale

Keefe Daniel J

Business Group President

6,000 -100.0%
54.91
USD 329,460
6,000 -100.0% 54.91 USD 329,460
2018-03-07 2018-03-05 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
2,256 -27.3%
57.21
USD 129,066
2,256 -27.3% 57.21 USD 129,066
2018-03-07 2018-03-05 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
7,500 -47.6%
57.20
USD 429,000
7,500 -47.6% 57.20 USD 429,000
2018-03-07 2018-03-05 S Sale

Keefe Daniel J

Business Group President

Officer
4,327 -100.0%
57.03
USD 246,769
4,327 -100.0% 57.03 USD 246,769
2018-03-01 2018-02-28 S Sale

Keefe Daniel J

Business Group President

4,000 -48.0%
56.35
USD 225,400
4,000 -48.0% 56.35 USD 225,400
2018-03-01 2018-02-27 S Sale

Keefe Daniel J

Business Group President

4,000 -32.4%
57.82
USD 231,280
4,000 -32.4% 57.82 USD 231,280
2018-03-01 2018-02-27 S Sale

Wagner Richard John

Business Group President

1,331 -100.0%
56.54
USD 75,255
1,331 -100.0% 56.54 USD 75,255
2018-03-01 2018-02-27 S Sale

Phillips Kevin M

President & CEO

Executive Director
1,600 -3.3%
57.46
USD 91,936
1,600 -3.3% 57.46 USD 91,936
2018-03-01 2018-02-27 S Sale

Phillips Kevin M

President & CEO

Executive Director
25,456 -34.6%
57.00
USD 1,450,992
25,456 -34.6% 57.00 USD 1,450,992
2018-02-26 2018-02-23 S Sale

MINIHAN KENNETH A

Non-Executive Director
6,000 -46.2%
58.64
USD 351,840
6,000 -46.2% 58.64 USD 351,840
2017-12-14 2017-12-13 S Sale

BUSH MARY K

1,000 -11.7%
50.45
USD 50,450
1,000 -11.7% 50.45 USD 50,450
2017-12-01 2017-11-30 S Sale

Bjornaas Judith L

Executive Vice President & CFO

7,500 -78.9%
50.79
USD 380,925
7,500 -78.9% 50.79 USD 380,925
2017-12-01 2017-11-30 S Sale

Keefe Daniel J

Business Group President

6,000 -100.0%
51.16
USD 306,960
6,000 -100.0% 51.16 USD 306,960
2017-11-16 2017-11-14 S Sale

Varner L. William

Business Group President

47,500 -100.0%
48.52
USD 2,304,700
47,500 -100.0% 48.52 USD 2,304,700
2017-11-09 2017-11-08 S Sale

MINIHAN KENNETH A

3,000 -18.8%
48.66
USD 145,980
3,000 -18.8% 48.66 USD 145,980
2017-11-07 2017-11-06 S Sale

Keefe Daniel J

Business Group President

6,500 -100.0%
49.85
USD 324,025
6,500 -100.0% 49.85 USD 324,025
2017-09-20 2017-09-19 S Sale

Phillips Kevin M

President & COO

24,020 -50.4%
41.03
USD 985,541
24,020 -50.4% 41.03 USD 985,541
2017-09-14 2017-09-14 S Sale

BUSH MARY K

2,500 -22.6%
40.39
USD 100,975
2,500 -22.6% 40.39 USD 100,975
2017-09-13 2017-09-12 S Sale

FATZINGER WALTER R JR

2,000 -8.7%
40.52
USD 81,040
2,000 -8.7% 40.52 USD 81,040
2017-06-12 2017-06-09 S Sale

Armitage Richard L

3,000 -42.9%
40.01
USD 120,030
3,000 -42.9% 40.01 USD 120,030
2017-05-26 2017-05-25 S Sale

Keefe Daniel J

Business Group President

Officer
9,989 -100.0%
38.66
USD 386,175
9,989 -100.0% 38.66 USD 386,175
2017-05-25 2017-05-23 S Sale

Keefe Daniel J

Business Group President

Officer
2,511 -100.0%
38.72
USD 97,226
2,511 -100.0% 38.72 USD 97,226
2017-05-12 2017-05-10 S Sale

CAMPBELL BARRY G

Non-Executive Director
18,700 -93.5%
38.68
USD 723,316
18,700 -93.5% 38.68 USD 723,316
2017-03-14 2017-03-13 S Sale

Phillips Kevin M

President & COO

15,000 -45.9%
35.96
USD 539,400
15,000 -45.9% 35.96 USD 539,400
2017-03-06 2017-03-03 S Sale

Varner L. William

Business Group President

12,500 -100.0%
36.18
USD 452,250
12,500 -100.0% 36.18 USD 452,250
2016-12-13 2016-12-09 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
7,500 -78.9%
45.35
USD 340,125
7,500 -78.9% 45.35 USD 340,125
2016-11-22 2016-11-18 S Sale

KERR RICHARD J

Non-Executive Director
580 -2.9%
43.05
USD 24,969
580 -2.9% 43.05 USD 24,969
2016-11-25 2016-11-16 S Sale

KERR RICHARD J

Non-Executive Director
600 -3.1%
43.07
USD 25,842
600 -3.1% 43.07 USD 25,842
2016-11-15 2016-11-15 S Sale

Bjornaas Judith L

Executive Vice President & CFO

Officer
10,000 -83.3%
42.98
USD 429,800
10,000 -83.3% 42.98 USD 429,800
2016-11-15 2016-11-14 S Sale

Keefe Daniel J

Business Group President

Officer
12,500 -100.0%
42.66
USD 533,250
12,500 -100.0% 42.66 USD 533,250
2016-11-14 2016-11-10 S Sale

Keefe Daniel J

Business Group President

Officer
12,500 -100.0%
40.09
USD 501,125
12,500 -100.0% 40.09 USD 501,125
2016-08-29 2016-08-26 S Sale

Phillips Kevin M

Executive Vice President & CFO

Officer
13,949 -44.1%
41.14
USD 573,862
13,949 -44.1% 41.14 USD 573,862
2016-08-24 2016-08-23 S Sale

Bjornaas Judith L

SVP & Deputy CFO

Officer
13,900 -87.4%
40.77
USD 566,703
13,900 -87.4% 40.77 USD 566,703
2016-08-16 2016-08-15 S Sale

Bjornaas Judith L

SVP & Deputy CFO

Officer
8,600 -81.1%
40.60
USD 349,160
8,600 -81.1% 40.60 USD 349,160
2016-08-10 2016-08-09 S Sale

Keefe Daniel J

Business Group President

Officer
10,000 -100.0%
39.72
USD 397,200
10,000 -100.0% 39.72 USD 397,200
2016-08-02 2016-08-01 S Sale

Keefe Daniel J

Business Group President

Officer
25,000 -100.0%
39.46
USD 986,500
25,000 -100.0% 39.46 USD 986,500
2016-08-02 2016-08-01 S Sale

Keefe Daniel J

Business Group President

Officer
12,500 -33.3%
39.16
USD 489,500
12,500 -33.3% 39.16 USD 489,500
2016-08-02 2016-08-01 S Sale

Varner L. William

Business Group President

Officer
15,000 -100.0%
39.58
USD 593,700
15,000 -100.0% 39.58 USD 593,700
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