Stock chart
Ticker: CERN 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
2022-05-06 2022-05-04 S Sale

Battaglioli Michael R.

SVP & Chief Accounting Officer

Officer
5,288 -60.8%
94.09
USD 497,548
5,288 -60.8% 94.09 USD 497,548
2022-03-11 2022-03-11 S Sale

Platt Tracy L

Chief Human Resources Officer

Officer
7,769 -100.0%
93.40
USD 725,625
7,769 -100.0% 93.40 USD 725,625
2022-03-08 2022-03-04 S Sale

Devers Daniel

EVP & Chief Legal Officer

Officer
51,174 -85.2%
93.29
USD 4,774,022
51,174 -85.2% 93.29 USD 4,774,022
2021-08-03 2021-08-02 S Sale

Platt Tracy L

Chief Human Resources Officer

Officer
9,989 -100.0%
79.70
USD 796,123
9,989 -100.0% 79.70 USD 796,123
2021-05-14 2021-05-14 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

Officer
5,480 -69.5%
77.06
USD 422,289
5,480 -69.5% 77.06 USD 422,289
2021-05-07 2021-05-07 S Sale

Shafer David Brent

Chairman and CEO

Executive Director
88,729 -100.0%
76.36
USD 6,775,346
88,729 -100.0% 76.36 USD 6,775,346
2021-03-10 2021-03-10 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,520 +12.4%
71.06
USD 250,131
3,520 +12.4% 71.06 USD 250,131
2021-03-10 2021-03-09 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,506 +14.1%
71.29
USD 249,943
3,506 +14.1% 71.29 USD 249,943
2021-03-10 2021-03-08 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,521 +16.4%
71.05
USD 250,167
3,521 +16.4% 71.05 USD 250,167
2021-03-03 2021-03-03 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,639 +20.5%
68.56
USD 249,490
3,639 +20.5% 68.56 USD 249,490
2021-03-03 2021-03-02 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,559 +25.0%
70.25
USD 250,020
3,559 +25.0% 70.25 USD 250,020
2021-03-03 2021-03-01 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,563 +33.4%
70.19
USD 250,087
3,563 +33.4% 70.19 USD 250,087
2021-02-24 2021-02-24 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,582 +50.6%
69.87
USD 250,274
3,582 +50.6% 69.87 USD 250,274
2021-02-24 2021-02-23 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,558 +101.2%
70.27
USD 250,021
3,558 +101.2% 70.27 USD 250,021
2021-02-24 2021-02-22 B Purchase

Erceg Mark J

Exec. VP & CFO

Officer
3,515 +inf%
71.16
USD 250,127
3,515 +inf% 71.16 USD 250,127
2021-02-18 2021-02-17 S Sale

ZOLLARS WILLIAM D

Non-Executive Director
6,256 -24.5%
72.63
USD 454,373
6,256 -24.5% 72.63 USD 454,373
2020-12-15 2020-12-11 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

Officer
2,960 -80.6%
74.95
USD 221,852
2,960 -80.6% 74.95 USD 221,852
2020-12-03 2020-12-01 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
100 -0.6%
76.00
USD 7,600
100 -0.6% 76.00 USD 7,600
2020-11-17 2020-11-16 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
1,100 -6.4%
76.04
USD 83,644
1,100 -6.4% 76.04 USD 83,644
2020-11-17 2020-11-16 S Sale

RIEDEL GEORGE ANDREW

Non-Executive Director
1,750 -15.4%
75.69
USD 132,458
1,750 -15.4% 75.69 USD 132,458
2020-11-17 2020-11-13 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
15,000 -48.2%
75.19
USD 1,127,850
15,000 -48.2% 75.19 USD 1,127,850
2020-11-12 2020-11-11 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
1,907 -10.6%
75.09
USD 143,197
1,907 -10.6% 75.09 USD 143,197
2020-11-12 2020-11-10 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
4,512 -21.9%
75.01
USD 338,445
4,512 -21.9% 75.01 USD 338,445
2020-11-12 2020-11-09 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
46,729 -74.4%
76.19
USD 3,560,283
46,729 -74.4% 76.19 USD 3,560,283
2020-08-06 2020-08-06 S Sale

BISBEE GERALD E JR

Non-Executive Director
7,456 -12.0%
69.86
USD 520,876
7,456 -12.0% 69.86 USD 520,876
2020-07-31 2020-07-31 S Sale

Platt Tracy L

Chief Human Resources Officer

Officer
6,948 -100.0%
71.38
USD 495,948
6,948 -100.0% 71.38 USD 495,948
2020-06-11 2020-06-09 S Sale

Shafer David Brent

Chairman and CEO

Executive Director
12,000 -100.0%
72.42
USD 869,040
12,000 -100.0% 72.42 USD 869,040
2020-06-11 2020-06-09 S Sale

Dillman Linda M

Non-Executive Director
3,556 -12.1%
72.32
USD 257,170
3,556 -12.1% 72.32 USD 257,170
2020-06-04 2020-06-03 S Sale

Trigg Donald

President

Officer
36,574 -97.7%
73.31
USD 2,681,240
36,574 -97.7% 73.31 USD 2,681,240
2020-05-29 2020-05-29 S Sale

Shafer David Brent

Chairman and CEO

Executive Director
10,088 -100.0%
71.11
USD 717,358
10,088 -100.0% 71.11 USD 717,358
2020-05-29 2020-05-28 S Sale

Shafer David Brent

Chairman and CEO

Executive Director
34,912 -100.0%
71.35
USD 2,490,971
34,912 -100.0% 71.35 USD 2,490,971
2020-05-29 2020-05-28 S Sale

PETERZALEK JOHN

EVP & Chief Client & Serv. Off

Officer
53,177 -87.6%
70.89
USD 3,769,718
53,177 -87.6% 70.89 USD 3,769,718
2020-05-29 2020-05-28 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

Officer
4,000 -84.9%
71.31
USD 285,240
4,000 -84.9% 71.31 USD 285,240
2020-05-13 2020-05-11 S Sale

Shafer David Brent

Chairman and CEO

Executive Director
14,282 -100.0%
68.52
USD 978,603
14,282 -100.0% 68.52 USD 978,603
2020-05-01 2020-04-30 S Sale

Shafer David Brent

Chairman and CEO

Executive Director
11,907 -45.5%
69.73
USD 830,275
11,907 -45.5% 69.73 USD 830,275
2020-02-13 2020-02-11 S Sale

SIMS RANDY D

EVP, CLO & Secretary

Officer
188,780 -78.1%
80.00
USD 15,102,400
188,780 -78.1% 80.00 USD 15,102,400
2020-02-11 2020-02-07 S Sale

Trigg Donald

Exec. VP, Strategic Growth

Officer
17,400 -71.0%
78.94
USD 1,373,556
17,400 -71.0% 78.94 USD 1,373,556
2020-02-07 2020-02-06 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

Officer
10,000 -97.8%
79.40
USD 794,000
10,000 -97.8% 79.40 USD 794,000
2020-02-07 2020-02-06 S Sale

NAUGHTON MARC G

Exec. VP & CFO

Officer
176,000 -67.5%
79.15
USD 13,930,400
176,000 -67.5% 79.15 USD 13,930,400
2019-11-27 2019-11-25 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

10,000 -97.8%
70.48
USD 704,800
10,000 -97.8% 70.48 USD 704,800
2019-11-20 2019-11-19 S Sale

Nill Michael

Exec VP & COO

81,772 -68.4%
68.15
USD 5,572,762
81,772 -68.4% 68.15 USD 5,572,762
2019-11-20 2019-11-19 S Sale

PETERZALEK JOHN

EVP and Chief Client Officer

5,075 -100.0%
68.06
USD 345,405
5,075 -100.0% 68.06 USD 345,405
2019-11-20 2019-11-18 S Sale

PETERZALEK JOHN

EVP and Chief Client Officer

24,590 -86.3%
68.24
USD 1,678,022
24,590 -86.3% 68.24 USD 1,678,022
2019-09-16 2019-09-13 S Sale

PETERZALEK JOHN

EVP and Chief Client Officer

42,767 -82.3%
68.33
USD 2,922,269
42,767 -82.3% 68.33 USD 2,922,269
2019-09-16 2019-09-13 S Sale

Nill Michael

Exec VP & COO

13,124 -17.1%
68.07
USD 893,351
13,124 -17.1% 68.07 USD 893,351
2019-09-11 2019-09-09 S Sale

TOWNSEND JEFFREY A

Exec. VP & Chief of Innovation

199,432 -100.0%
66.46
USD 13,254,251
199,432 -100.0% 66.46 USD 13,254,251
2019-09-10 2019-09-06 S Sale

TOWNSEND JEFFREY A

Exec. VP & Chief of Innovation

349,922 -100.0%
67.59
USD 23,651,228
349,922 -100.0% 67.59 USD 23,651,228
2019-09-06 2019-09-06 S Sale

Trigg Donald

Exec. VP, Strategic Growth

29,423 -80.5%
67.72
USD 1,992,526
29,423 -80.5% 67.72 USD 1,992,526
2019-09-06 2019-09-06 S Sale

NAUGHTON MARC G

Exec. VP & CFO

24,110 -22.1%
67.58
USD 1,629,354
24,110 -22.1% 67.58 USD 1,629,354
2019-08-23 2019-08-22 S Sale

PETERZALEK JOHN

EVP and Chief Client Officer

Officer
15,922 -63.3%
72.17
USD 1,149,091
15,922 -63.3% 72.17 USD 1,149,091
2019-08-23 2019-08-22 S Sale

Gerberding Julie L.

Non-Executive Director
7,928 -49.4%
71.82
USD 569,389
7,928 -49.4% 71.82 USD 569,389
2019-08-23 2019-08-21 S Sale

PETERZALEK JOHN

EVP and Chief Client Officer

Officer
11,562 -45.2%
72.02
USD 832,695
11,562 -45.2% 72.02 USD 832,695
2019-06-14 2019-06-13 S Sale

SIMS RANDY D

EVP, CLO & Secretary

40,000 -53.8%
72.45
USD 2,898,000
40,000 -53.8% 72.45 USD 2,898,000
2019-06-13 2019-06-12 S Sale

ZOLLARS WILLIAM D

1,400 -5.2%
72.11
USD 100,954
1,400 -5.2% 72.11 USD 100,954
2019-06-03 2019-05-30 S Sale

Dillman Linda M

4,100 -15.3%
70.14
USD 287,574
4,100 -15.3% 70.14 USD 287,574
2019-05-31 2019-05-29 S Sale

Nill Michael

Exec VP & COO

244,000 -86.6%
69.42
USD 16,938,480
244,000 -86.6% 69.42 USD 16,938,480
2019-05-21 2019-05-20 S Sale

WILSON JULIE M

EVP & Chief People Officer

Officer
93,500 -100.0%
69.57
USD 6,504,795
93,500 -100.0% 69.57 USD 6,504,795
2019-05-17 2019-05-17 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

7,532 -97.1%
69.18
USD 521,064
7,532 -97.1% 69.18 USD 521,064
2019-05-17 2019-05-16 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

10,468 -97.9%
69.09
USD 723,234
10,468 -97.9% 69.09 USD 723,234
2019-05-17 2019-05-16 S Sale

SIMS RANDY D

EVP, CLO & Secretary

Officer
48,000 -58.3%
69.27
USD 3,324,960
48,000 -58.3% 69.27 USD 3,324,960
2019-05-02 2019-05-02 B Purchase

GREISCH JOHN J

Non-Executive Director
9,000 +229.3%
67.57
USD 608,130
9,000 +229.3% 67.57 USD 608,130
2019-04-30 2019-04-30 B Purchase

WISE R HALSEY

7,600 +inf%
65.76
USD 499,776
7,600 +inf% 65.76 USD 499,776
2018-12-04 2018-12-03 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
95,000 -1.0%
58.76
USD 5,582,200
95,000 -1.0% 58.76 USD 5,582,200
2018-12-04 2018-11-30 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
340,000 -3.5%
57.73
USD 19,628,200
340,000 -3.5% 57.73 USD 19,628,200
2018-11-20 2018-11-19 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
5,000 -5.7%
57.19
USD 285,950
5,000 -5.7% 57.19 USD 285,950
2018-11-02 2018-11-02 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
10,600 -0.1%
57.58
USD 610,348
10,600 -0.1% 57.58 USD 610,348
2018-11-02 2018-11-01 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
239,400 -2.4%
57.53
USD 13,772,682
239,400 -2.4% 57.53 USD 13,772,682
2018-09-13 2018-09-13 S Sale

BURKE ZANE M

President

Officer
97,600 -100.0%
65.14
USD 6,357,664
97,600 -100.0% 65.14 USD 6,357,664
2018-09-13 2018-09-11 S Sale

BURKE ZANE M

President

Officer
283,539 -100.0%
63.68
USD 18,055,764
283,539 -100.0% 63.68 USD 18,055,764
2018-08-30 2018-08-28 S Sale

BURKE ZANE M

President

Officer
151,818 -100.0%
65.44
USD 9,934,970
151,818 -100.0% 65.44 USD 9,934,970
2018-08-20 2018-08-17 S Sale

WILSON JULIE M

EVP & Chief People Officer

Officer
25,574 -100.0%
65.07
USD 1,664,100
25,574 -100.0% 65.07 USD 1,664,100
2018-08-20 2018-08-16 S Sale

WILSON JULIE M

EVP & Chief People Officer

Officer
42,000 -62.1%
64.52
USD 2,709,840
42,000 -62.1% 64.52 USD 2,709,840
2018-08-10 2018-08-09 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
208,900 -2.1%
66.55
USD 13,902,295
208,900 -2.1% 66.55 USD 13,902,295
2018-08-10 2018-08-08 S Sale

ILLIG CLIFFORD W

Vice Chairman

Executive Director
170,000 -1.7%
66.34
USD 11,277,800
170,000 -1.7% 66.34 USD 11,277,800
2018-08-08 2018-08-06 S Sale

Battaglioli Michael R.

VP & Chief Accounting Officer

Officer
4,000 -94.7%
67.02
USD 268,080
4,000 -94.7% 67.02 USD 268,080
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