Stock chart
Ticker: CORE 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
2021-01-28 2021-01-27 S Sale

Brandon Brian

EVP, Chief IT Officer

Officer
2,001 -23.5%
34.56
USD 69,155
2,001 -23.5% 34.56 USD 69,155
2021-01-07 2021-01-07 S Sale

MILLER CHRISTOPHER M

Senior VP & CFO

Officer
2,344 -5.2%
32.73
USD 76,719
2,344 -5.2% 32.73 USD 76,719
2020-09-03 2020-09-01 S Sale

Thomas Alan T

SVP, Western Divisions

Officer
1,625 -7.6%
33.93
USD 55,144
1,625 -7.6% 33.93 USD 55,144
2020-01-07 2020-01-07 S Sale

MILLER CHRISTOPHER M

Senior VP & CFO

3,436 -10.8%
26.22
USD 90,092
3,436 -10.8% 26.22 USD 90,092
2019-05-10 2019-05-09 S Sale

Tepner Harvey L

2,351 -5.6%
40.00
USD 94,040
2,351 -5.6% 40.00 USD 94,040
2019-05-10 2019-05-08 S Sale

Tepner Harvey L

2,250 -5.1%
39.50
USD 88,875
2,250 -5.1% 39.50 USD 88,875
2019-05-10 2019-05-08 S Sale

Tepner Harvey L

4,000 -8.3%
38.75
USD 155,000
4,000 -8.3% 38.75 USD 155,000
2019-04-04 2019-04-02 S Sale

Tepner Harvey L

1,000 -2.0%
38.25
USD 38,250
1,000 -2.0% 38.25 USD 38,250
2019-03-19 2019-03-18 S Sale

Tachouet Mathew J

VP & Chief Accounting Officer

3,000 -34.0%
36.65
USD 109,950
3,000 -34.0% 36.65 USD 109,950
2019-03-08 2019-03-07 S Sale

Rolheiser Eric

President - Canada Operations

8,550 -41.4%
38.00
USD 324,900
8,550 -41.4% 38.00 USD 324,900
2019-03-08 2019-03-06 S Sale

MILLER CHRISTOPHER M

Senior VP & CFO

2,500 -6.9%
37.57
USD 93,931
2,500 -6.9% 37.57 USD 93,931
2019-03-07 2019-03-06 S Sale

Stein William

SVP US Distribution East

7,500 -7.4%
38.27
USD 287,025
7,500 -7.4% 38.27 USD 287,025
2019-01-04 2019-01-04 S Sale

MILLER CHRISTOPHER M

Senior VP & CFO

2,678 -12.7%
24.74
USD 66,254
2,678 -12.7% 24.74 USD 66,254
2018-11-08 2018-11-08 S Sale

Hobson Christopher

Senior VP US Distribution

5,812 -9.5%
30.73
USD 178,612
5,812 -9.5% 30.73 USD 178,612
2018-06-15 2018-06-14 B Purchase

Flanagan Laura Jean

1,930 +31.0%
20.61
USD 39,785
1,930 +31.0% 20.61 USD 39,785
2018-05-23 2018-05-23 B Purchase

ALLEN ROBERT A

5,000 +10.8%
18.44
USD 92,200
5,000 +10.8% 18.44 USD 92,200
2018-05-24 2018-05-22 B Purchase

BOOTH STUART W

5,000 +inf%
18.29
USD 91,470
5,000 +inf% 18.29 USD 91,470
2018-05-23 2018-05-22 B Purchase

Tepner Harvey L

3,000 +inf%
18.32
USD 54,960
3,000 +inf% 18.32 USD 54,960
2018-05-22 2018-05-22 B Purchase

COLTER GARY F

5,000 +15.4%
18.34
USD 91,700
5,000 +15.4% 18.34 USD 91,700
2018-05-22 2018-05-22 B Purchase

THORNTON RANDOLPH I

10,000 +9.1%
18.26
USD 182,610
10,000 +9.1% 18.26 USD 182,610
2018-05-29 2018-05-16 B Purchase

Hobson Christopher

Senior VP US Distribution

2,500 +4.3%
18.80
USD 47,000
2,500 +4.3% 18.80 USD 47,000
2018-03-16 2018-03-14 S Sale

Rolheiser Eric

President - Canada Operations

6,471 -100.0%
22.50
USD 145,598
6,471 -100.0% 22.50 USD 145,598
2017-06-12 2017-06-09 S Sale

Stein William

Sr.VP US Distribution East

7,500 -9.3%
35.91
USD 269,357
7,500 -9.3% 35.91 USD 269,357
2017-06-07 2017-06-06 S Sale

Rolheiser Eric

President - Canada Operations

11,470 -69.6%
35.10
USD 402,611
11,470 -69.6% 35.10 USD 402,611
2017-06-02 2017-06-02 S Sale

McPherson Scott E

SVP - Bus Dev & Strategic Ops

10,000 -6.5%
35.33
USD 353,258
10,000 -6.5% 35.33 USD 353,258
2017-06-02 2017-06-01 S Sale

Perkins Thomas B

President and CEO

12,000 -5.9%
34.20
USD 410,360
12,000 -5.9% 34.20 USD 410,360
2017-01-26 2017-01-25 S Sale

Walsh Christopher L

Senior VP-US Distribution

1,374 -0.9%
40.11
USD 55,111
1,374 -0.9% 40.11 USD 55,111
2017-01-11 2017-01-06 PS Planned sale

MILLER CHRISTOPHER M

Senior VP & CFO

3,517 -30.3%
42.96
USD 151,090
3,517 -30.3% 42.96 USD 151,090
2016-12-20 2016-12-19 S Sale

Stein William

Sr.VP US Distribution East

Officer
3,500 -4.3%
43.36
USD 151,755
3,500 -4.3% 43.36 USD 151,755
2016-12-20 2016-12-16 S Sale

Perkins Thomas B

President and CEO

Executive Director
100 -0.0%
43.19
USD 4,319
100 -0.0% 43.19 USD 4,319
2016-12-20 2016-12-16 S Sale

Perkins Thomas B

President and CEO

Executive Director
4,000 -1.8%
42.51
USD 170,037
4,000 -1.8% 42.51 USD 170,037
2016-12-20 2016-12-16 PS Planned sale

Perkins Thomas B

President and CEO

Executive Director
7,900 -3.5%
41.44
USD 327,408
7,900 -3.5% 41.44 USD 327,408
2016-08-24 2016-08-23 S Sale

McPherson Scott E

SVP - Bus Dev & Strategic Ops

Officer
4,522 -2.9%
45.22
USD 204,493
4,522 -2.9% 45.22 USD 204,493
2016-08-24 2016-08-22 S Sale

McPherson Scott E

SVP - Bus Dev & Strategic Ops

Officer
5,478 -3.4%
45.07
USD 246,883
5,478 -3.4% 45.07 USD 246,883
2016-06-10 2016-06-08 PS Planned sale

Loretz Congdon Stacy

Executive Advisor

3,400 -5.1%
90.31
USD 307,054
3,400 -5.1% 90.31 USD 307,054
2016-06-09 2016-06-07 S Sale

ALLEN ROBERT A

Non-Executive Director
3,000 -12.7%
90.33
USD 271,004
3,000 -12.7% 90.33 USD 271,004
2016-06-09 2016-06-07 S Sale

Tepner Harvey L

Non-Executive Director
1,419 -7.5%
87.00
USD 123,453
1,419 -7.5% 87.00 USD 123,453
2016-06-06 2016-06-03 S Sale

Tepner Harvey L

Non-Executive Director
91 -0.5%
87.00
USD 7,917
91 -0.5% 87.00 USD 7,917
2016-06-06 2016-06-02 S Sale

Tepner Harvey L

Non-Executive Director
944 -4.7%
87.00
USD 82,128
944 -4.7% 87.00 USD 82,128
2016-06-03 2016-06-01 PS Planned sale

Perkins Thomas B

President and CEO

Executive Director
6,000 -5.1%
84.47
USD 506,820
6,000 -5.1% 84.47 USD 506,820
2016-05-17 2016-05-13 S Sale

Hobson Christopher

SVP of Sales & Marketing

Officer
7,164 -20.8%
84.14
USD 602,785
7,164 -20.8% 84.14 USD 602,785
2016-03-18 2016-03-15 S Sale

Stein William

Sr.VP US Distribution East

Officer
2,000 -4.7%
78.84
USD 157,678
2,000 -4.7% 78.84 USD 157,678
2016-03-08 2016-03-04 PS Planned sale

Loretz Congdon Stacy

Senior VP & CFO

Officer
3,400 -4.9%
73.60
USD 250,240
3,400 -4.9% 73.60 USD 250,240
2016-01-29 2016-01-26 S Sale

Rolheiser Eric

President - Canada Operations

Officer
1,955 -16.9%
77.62
USD 151,747
1,955 -16.9% 77.62 USD 151,747
2016-01-29 2016-01-26 S Sale

Walsh Christopher L

Senior VP-US Distribution

Officer
2,192 -2.8%
77.62
USD 170,143
2,192 -2.8% 77.62 USD 170,143
2016-01-08 2016-01-07 PS Planned sale

MILLER CHRISTOPHER M

VP & Chief Accounting Officer

Officer
3,466 -52.1%
77.10
USD 267,229
3,466 -52.1% 77.10 USD 267,229
2016-01-08 2016-01-07 PS Planned sale

Walsh Christopher L

Senior VP-US Distribution

Officer
6,824 -8.9%
77.10
USD 526,130
6,824 -8.9% 77.10 USD 526,130
2016-01-08 2016-01-07 PS Planned sale

Rolheiser Eric

President - Canada Operations

Officer
5,045 -52.3%
77.10
USD 388,970
5,045 -52.3% 77.10 USD 388,970
2016-01-08 2016-01-06 PS Planned sale

Loretz Congdon Stacy

Senior VP & CFO

Officer
3,500 -5.3%
78.20
USD 273,700
3,500 -5.3% 78.20 USD 273,700
2015-12-17 2015-12-14 S Sale

Perkins Thomas B

President and CEO

Officer
6,000 -5.3%
86.35
USD 518,100
6,000 -5.3% 86.35 USD 518,100
2015-11-25 2015-11-20 S Sale

Stein William

Sr.VP US Distribution East

Officer
5,000 -12.2%
82.13
USD 410,669
5,000 -12.2% 82.13 USD 410,669
2015-11-18 2015-11-16 S Sale

Stein William

Sr.VP US Distribution East

Officer
204 -0.5%
82.86
USD 16,904
204 -0.5% 82.86 USD 16,904
2015-11-18 2015-11-16 S Sale

McPherson Scott E

SVP - Bus Dev & Strategic Ops

Officer
10,000 -12.7%
82.71
USD 827,123
10,000 -12.7% 82.71 USD 827,123
2015-11-12 2015-11-10 S Sale

WALSH J MICHAEL

Non-Executive Director
5,450 -17.4%
83.95
USD 457,504
5,450 -17.4% 83.95 USD 457,504
2015-11-12 2015-11-10 S Sale

Perkins Thomas B

President and CEO

Officer
1,500 -1.3%
82.23
USD 123,352
1,500 -1.3% 82.23 USD 123,352
2015-11-12 2015-11-09 S Sale

WALSH J MICHAEL

Non-Executive Director
2,000 -6.0%
80.91
USD 161,828
2,000 -6.0% 80.91 USD 161,828
2015-12-15 2015-08-17 S Sale

Stein William

Sr.VP US Distribution East

Officer
3,200 -8.5%
64.46
USD 206,272
3,200 -8.5% 64.46 USD 206,272
2015-08-18 2015-08-12 S Sale

Hobson Christopher

SVP of Sales & Marketing

Officer
6,000 -19.6%
62.88
USD 377,280
6,000 -19.6% 62.88 USD 377,280
2015-08-12 2015-08-10 S Sale

Walsh Christopher L

Senior VP-US Distribution

Officer
4,385 -5.6%
64.66
USD 283,548
4,385 -5.6% 64.66 USD 283,548
2015-08-12 2015-08-10 S Sale

COLTER GARY F

Non-Executive Director
4,000 -23.5%
64.46
USD 257,834
4,000 -23.5% 64.46 USD 257,834
2015-08-12 2015-08-10 S Sale

Walsh Christopher L

Senior VP-US Distribution

Officer
5,262 -6.3%
64.23
USD 338,001
5,262 -6.3% 64.23 USD 338,001
2015-03-27 2015-03-27 PS Planned sale

WALSH J MICHAEL

Non-Executive Director
3,000 -7.4%
64.40
USD 193,189
3,000 -7.4% 64.40 USD 193,189
2015-03-27 2015-03-26 PS Planned sale

WALSH J MICHAEL

Non-Executive Director
3,000 -6.9%
64.37
USD 193,116
3,000 -6.9% 64.37 USD 193,116
2015-12-15 2015-03-19 S Sale

Stein William

Sr.VP US Distribution East

Officer
1,500 -4.2%
64.06
USD 96,090
1,500 -4.2% 64.06 USD 96,090
2015-03-19 2015-03-17 S Sale

MILLER CHRISTOPHER M

VP & Chief Accounting Officer

Officer
988 -18.5%
63.48
USD 62,718
988 -18.5% 63.48 USD 62,718
2015-03-19 2015-03-16 S Sale

Rolheiser Eric

President - Canada Operations

Officer
6,938 -44.8%
62.00
USD 430,156
6,938 -44.8% 62.00 USD 430,156
2015-01-13 2015-01-08 S Sale

Loretz Congdon Stacy

Senior VP & CFO

Officer
8,000 -10.1%
63.08
USD 504,640
8,000 -10.1% 63.08 USD 504,640
2015-01-05 2015-01-02 S Sale

MILLER CHRISTOPHER M

VP & Chief Accounting Officer

Officer
3,000 -69.5%
61.74
USD 185,220
3,000 -69.5% 61.74 USD 185,220
2015-01-05 2014-12-31 S Sale

MILLER CHRISTOPHER M

VP & Chief Accounting Officer

Officer
584 -29.7%
62.72
USD 36,628
584 -29.7% 62.72 USD 36,628
2015-01-13 2014-12-19 S Sale

Tepner Harvey L

Non-Executive Director
500 -2.7%
62.00
USD 31,000
500 -2.7% 62.00 USD 31,000
2014-12-09 2014-12-05 S Sale

McPherson Scott E

SVP - Corporate Development

Officer
7,020 -10.2%
61.73
USD 433,377
7,020 -10.2% 61.73 USD 433,377
2014-11-20 2014-11-18 S Sale

Rolheiser Eric

President - Canada Operations

Officer
1,196 -58.5%
59.37
USD 71,002
1,196 -58.5% 59.37 USD 71,002
2014-11-19 2014-11-17 PS Planned sale

Loretz Congdon Stacy

Senior VP & CFO

Officer
5,000 -6.1%
58.36
USD 291,800
5,000 -6.1% 58.36 USD 291,800
2014-11-18 2014-11-14 S Sale

COLTER GARY F

Non-Executive Director
2,000 -14.6%
59.53
USD 119,053
2,000 -14.6% 59.53 USD 119,053
2014-10-02 2014-09-30 PS Planned sale

MILLER CHRISTOPHER M

VP & Chief Accounting Officer

Officer
584 -29.7%
53.40
USD 31,186
584 -29.7% 53.40 USD 31,186
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