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Atkore Inc.

ATKR Net selling
CIK 0001666138 #1709 in the set updated 18 Sep 2026
Bought (120 mo)
$100.24K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$1.21B
$1.80M on a plan · $89.88M straight out of an exercise
Sold at will
$1.12B
61 of 154 sales
Net
−$1.21B
−$1.12B against sales at will

By person

25 insiders · 155 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
CD&R Allied Holdings, L.P. entity
10% owner
$1.07B (6)
−$1.07B
0
0.0000%
$0.00
−100.0%
Waltz William E Jr.
President and CEO
$100.24K (1)
$58.35M (12)
−$58.25M
197,325
0.5843%
$18.50M
+14.9%
Williamson John Patrick
President and CEO
$22.06M (24) scheduled
−$22.06M
228,385
0.6762%
$21.41M
+66.7%
Kelly Daniel S
VP, General Counsel and Sec.
$15.16M (20) scheduled
−$15.16M
32,666
0.0967%
$3.06M
+199,622%
Fitzpatrick Kevin P
VP, Global Human Resources
$9.67M (4) scheduled
−$9.67M
48,008
0.1422%
$4.50M
+71.4%
Lariviere Peter J
President, Cable Solutions
$8.54M (19) scheduled
−$8.54M
37,230
0.1102%
$3.49M
+999.9%
MALLAK JAMES A
Vice President and CAO
$8.52M (14) scheduled
−$8.52M
74,355
0.2202%
$6.97M
+80.9%
Johnson David Paul
Vice President and CFO
$5.53M (3)
−$5.53M
32,503
0.0962%
$3.05M
Lowe LeAngela W.
VP, Chief HR Officer
$3.43M (5) scheduled
−$3.43M
36,063
0.1068%
$3.38M
+375.7%
Pregenzer John W
COO & President, Electrical
$2.77M (4)
−$2.77M
61,411
0.1818%
$5.76M
+195.3%
Schulte Michael J
Group President, MP&S
$2.51M (5) scheduled
−$2.51M
146,620
0.4341%
$13.75M
+234.4%
Lamps Mark F.
Pres. Safety & Infrastructure
$2.49M (25) scheduled
−$2.49M
35,850
0.1062%
$3.36M
+279.8%
Zeffiro A Mark
Director
$1.25M (3)
−$1.25M
23,994
0.0710%
$2.25M
+118.9%
Kershaw Justin A
Director
$967.58K (3)
−$967.58K
18,750
0.0555%
$1.76M
James Wilbert W Jr
Director
$862.72K (4)
−$862.72K
17,191
0.0509%
$1.61M
VanArsdale William
Director
$385.60K (1)
−$385.60K
23,342
0.0691%
$2.19M
+206.6%
Isbell Jeri L
Director
$315.27K (1)
−$315.27K
30,656
0.0908%
$2.87M
+302.7%
MUSE SCOTT H
Director
$181.65K (1) scheduled
−$181.65K
32,724
0.0969%
$3.07M
+329.9%
SCHROCK MICHAEL V
Director
22,187
0.0657%
$2.08M
WYNN BETTY R.
Director
20,616
0.0610%
$1.93M
Deitzer John Michael
VP, CFO
18,928
0.0560%
$1.77M
+301.8%
Edwards Barbara Joanne
Director
6,099
0.0181%
$571.83K
Alvey James William
Chief Accounting Officer
5,449
0.0161%
$510.88K
+239.5%
Edmonds Franklin S. Jr.
Director
2,844
0.0084%
$266.58K
Sleeper Nathan K
Director
0
0.0000%
$0.00
Insider
Date
Role
Action
Shares
Price
Amount
Lamps Mark F.
10 Aug 2026
Pres. Safety & Infrastructure
Sell
300
$93.75
$28.13K
Kershaw Justin A
8 May 2026
Director
Sell
2,799
$73.67
$206.21K
James Wilbert W Jr
8 May 2026
Director
Sell
3,299
$73.61
$242.82K
Lamps Mark F.
17 Feb 2026
Pres. Safety & Infrastructure
Sold on a plan
1,000
$65.78
$65.78K
Lamps Mark F.
17 Nov 2025
Pres. Safety & Infrastructure
Sold on a plan
1,000
$64.75
$64.75K
Lamps Mark F.
15 Aug 2025
Pres. Safety & Infrastructure
Sold on a plan
1,000
$59.37
$59.37K
Lamps Mark F.
9 May 2025
Pres. Safety & Infrastructure
Sold on a plan
1,000
$69.16
$69.16K
Lamps Mark F.
10 Feb 2025
Pres. Safety & Infrastructure
Sold on a plan
500
$65.00
$32.50K
Isbell Jeri L
3 Dec 2024
Director
Sell
3,353
$94.03
$315.27K
Waltz William E Jr.
27 Nov 2024
President and CEO
Sell indirect
59,019
$92.64
$5.47M
Waltz William E Jr.
26 Nov 2024
President and CEO
Sell indirect
61,079
$95.21
$5.82M
Kelly Daniel S
26 Nov 2024
VP, General Counsel and Sec.
Sell
13,071
$95.74
$1.25M
Lamps Mark F.
11 Nov 2024
Pres. Safety & Infrastructure
Sold on a plan
500
$96.55
$48.28K
Lamps Mark F.
12 Aug 2024
Pres. Safety & Infrastructure
Sold on a plan
500
$95.47
$47.74K
James Wilbert W Jr
3 Jun 2024
Director
Sell
599
$153.23
$91.78K
Zeffiro A Mark
22 May 2024
Director
Sell
2,000
$154.11
$308.22K
Lamps Mark F.
14 May 2024
Pres. Safety & Infrastructure
Sold on a plan
500
$157.67
$78.84K
Lowe LeAngela W.
14 Mar 2024
VP, Chief HR Officer
Sell
6,500
$176.07
$1.14M
Kershaw Justin A
13 Mar 2024
Director
Sell
1,099
$171.77
$188.77K
Johnson David Paul
4 Mar 2024
Vice President and CFO
Sell
12,701
$172.84
$2.20M
Pregenzer John W
4 Mar 2024
President, Electrical
Sold after exercise
4,044
$174.42
$705.36K
Waltz William E Jr.
4 Mar 2024
President and CEO
Sold after exercise
50,000
$173.85
$8.69M
Kelly Daniel S
4 Mar 2024
VP, General Counsel and Sec.
Sold after exercise
15,815
$173.59
$2.75M
Kelly Daniel S
1 Mar 2024
VP, General Counsel and Sec.
Sold after exercise
8,685
$173.07
$1.50M
Pregenzer John W
26 Feb 2024
President, Electrical
Sell
6,548
$158.49
$1.04M
Waltz William E Jr.
26 Feb 2024
President and CEO
Sell
43,072
$160.48
$6.91M
Waltz William E Jr.
14 Dec 2023
President and CEO
Sold after exercise
79,600
$150.75
$12.00M
Lamps Mark F.
22 Nov 2023
Pres. Safety & Infrastructure
Sold on a plan
5,008
$130.66
$654.35K
Lamps Mark F.
20 Nov 2023
Pres. Safety & Infrastructure
Sold on a plan
138
$131.51
$18.15K
Lowe LeAngela W.
18 Jul 2023
VP, Global Human Resources
Sold on a plan
3,000
$160.09
$480.28K
MUSE SCOTT H
27 Jun 2023
Director
Sold on a plan
1,211
$150.00
$181.65K
Zeffiro A Mark
24 May 2023
Director
Sell
750
$118.82
$89.11K
Johnson David Paul
9 Mar 2023
Vice President and CFO
Sell
10,000
$149.79
$1.50M
Pregenzer John W
1 Mar 2023
President, Electrical
Sell
4,754
$150.00
$713.10K
Lamps Mark F.
3 Feb 2023
Pres. Safety & Infrastructure
Sold after exercise
2,480
$144.75
$358.98K
Kershaw Justin A
3 Feb 2023
Director
Sell
4,126
$138.78
$572.60K
Kelly Daniel S
3 Feb 2023
VP, General Counsel and Sec.
Sold after exercise
88
$142.35
$12.53K
James Wilbert W Jr
3 Feb 2023
Director
Sell
1,491
$139.08
$207.37K
Waltz William E Jr.
1 Feb 2023
President and CEO
Sold after exercise
30,000
$140.26
$4.21M
Kelly Daniel S
1 Dec 2022
VP, General Counsel and Sec.
Sell
11,557
$123.09
$1.42M
Kelly Daniel S
30 Nov 2022
VP, General Counsel and Sec.
Sell
2,343
$122.57
$287.18K
Lamps Mark F.
23 Nov 2022
Pres. Safety & Infrastructure
Sell
2,874
$118.99
$341.96K
Kelly Daniel S
23 Nov 2022
VP, General Counsel and Sec.
Sell
100
$122.50
$12.25K
Lamps Mark F.
22 Nov 2022
Pres. Safety & Infrastructure
Sell
433
$118.40
$51.27K
Waltz William E Jr.
6 Jun 2022
President and CEO
Sell
20,000
$118.65
$2.37M
Kelly Daniel S
6 May 2022
VP, General Counsel and Sec.
Sell
15,000
$115.22
$1.73M
Pregenzer John W
6 May 2022
President, Electrical
Sell
2,762
$115.00
$317.63K
Lamps Mark F.
6 May 2022
Pres. Safety & Infrastructure
Sell
845
$113.64
$96.03K
Lowe LeAngela W.
5 May 2022
VP, Global Human Resources
Sold after exercise
9,373
$114.10
$1.07M
Kelly Daniel S
3 May 2022
VP, General Counsel and Sec.
Sell
10,000
$113.25
$1.13M
Lamps Mark F.
4 Mar 2022
Pres. Safety & Infrastructure
Sell
638
$102.95
$65.68K
Kelly Daniel S
28 Feb 2022
VP, General Counsel and Sec.
Sell
614
$103.12
$63.31K
Kelly Daniel S
25 Feb 2022
VP, General Counsel and Sec.
Sell
3,000
$103.00
$309.00K
Johnson David Paul
10 Feb 2022
Vice President and CFO
Sell
15,500
$118.35
$1.83M
Waltz William E Jr.
10 Feb 2022
President and CEO
Sell
33,000
$118.33
$3.90M
Lowe LeAngela W.
3 Dec 2021
VP, Global Human Resources
Sold after exercise
6,300
$112.00
$705.60K
Lamps Mark F.
30 Nov 2021
Pres. Safety & Infrastructure
Sell
320
$108.12
$34.60K
Lamps Mark F.
23 Nov 2021
Pres. Safety & Infrastructure
Sell
308
$112.95
$34.79K
VanArsdale William
23 Nov 2021
Director
Sell
3,353
$115.00
$385.60K
Waltz William E Jr.
24 Aug 2021
President and CEO
Sell
54,882
$89.13
$4.89M
Kelly Daniel S
11 Aug 2021
VP, General Counsel and Sec.
Sell
5,000
$94.25
$471.25K
James Wilbert W Jr
21 May 2021
Director
Sell
4,126
$77.74
$320.74K
Zeffiro A Mark
11 May 2021
Director
Sell
10,000
$85.69
$856.87K
Kelly Daniel S
9 Mar 2021
VP, General Counsel and Sec.
Sell
1,500
$72.58
$108.87K
Lamps Mark F.
2 Mar 2021
Pres. Safety & Infrastructure
Sell
630
$69.32
$43.67K
Lowe LeAngela W.
24 Feb 2021
VP, Global Human Resources
Sell
375
$67.45
$25.29K
Lamps Mark F.
4 Jan 2021
Pres. Mech. Prods. & Solutions
Sell
324
$42.70
$13.83K
Lariviere Peter J
30 Nov 2020
President, Cable Solutions
Sell
12,828
$39.45
$506.04K
Lamps Mark F.
27 Nov 2020
Pres. Mech. Prods. & Solutions
Sold after exercise
2,106
$39.45
$83.09K
Waltz William E Jr.
23 Nov 2020
President and CEO
Sold after exercise
8,337
$35.35
$294.70K
Kelly Daniel S
19 Nov 2020
VP, General Counsel and Sec.
Sold after exercise
40,000
$34.86
$1.39M
Waltz William E Jr.
19 Nov 2020
President and CEO
Sold after exercise
38,840
$35.19
$1.37M
Kelly Daniel S
15 Sep 2020
VP, General Counsel and Sec.
Sold after exercise
100
$25.90
$2.59K
Lariviere Peter J
14 Sep 2020
President, Cable Solutions
Sell
17,233
$25.93
$446.90K
Lariviere Peter J
11 Sep 2020
President, Cable Solutions
Sell
3,112
$25.94
$80.72K
Lariviere Peter J
10 Sep 2020
President, Cable Solutions
Sell
15,529
$26.02
$404.01K
Kelly Daniel S
12 Aug 2020
VP, General Counsel and Sec.
Sold after exercise
12,721
$32.04
$407.61K
Kelly Daniel S
11 Aug 2020
VP, General Counsel and Sec.
Sold after exercise
12,279
$32.61
$400.39K
Kelly Daniel S
10 Aug 2020
VP, General Counsel and Sec.
Sold after exercise
20,000
$31.71
$634.15K
Kelly Daniel S
3 Jun 2020
VP, General Counsel and Sec.
Sold after exercise
11,412
$29.13
$332.45K
Kelly Daniel S
27 May 2020
VP, General Counsel and Sec.
Sold after exercise
33,522
$28.12
$942.74K
Lamps Mark F.
5 Mar 2020
Pres. Mech. Prods. & Solutions
Sell
682
$37.23
$25.39K
Lariviere Peter J
4 Mar 2020
President, Cable Solutions
Sell
1,000
$37.74
$37.74K
Lariviere Peter J
14 Feb 2020
President, Cable Solutions
Sell
6,000
$42.27
$253.59K
Lariviere Peter J
9 Dec 2019
President, Cable Solutions
Sold after exercise
6,800
$41.96
$285.30K
Lariviere Peter J
9 Dec 2019
President, Cable Solutions
Sold after exercise
15,400
$41.95
$646.08K
Lamps Mark F.
5 Dec 2019
Pres. Mech. Prods. & Solutions
Sell
394
$41.57
$16.38K
Lamps Mark F.
27 Nov 2019
Pres. Mech. Prods. & Solutions
Sold after exercise
2,009
$41.75
$83.87K
Waltz William E Jr.
26 Nov 2019
President and CEO
Sold after exercise
58,818
$41.16
$2.42M
Lamps Mark F.
7 Nov 2019
Pres. Mech. Prods. & Solutions
Sell
2,005
$37.51
$75.20K
Lariviere Peter J
7 Jun 2019
President, Cable Solutions
Sold after exercise
9,640
$24.66
$237.71K
Schulte Michael J
20 Feb 2019
Group President, MP&S
Sold after exercise
57,291
$24.22
$1.39M
Waltz William E Jr.
30 Nov 2018
President and CEO
Buy
4,927
$20.34
$100.24K
Williamson John Patrick
28 Sep 2018
President and CEO
Sold after exercise
22,678
$27.00
$612.36K
Williamson John Patrick
7 Sep 2018
President and CEO
Sold after exercise
100,000
$25.64
$2.56M
Lariviere Peter J
23 Aug 2018
VP & Pres., Cable Solutions
Sold after exercise
7,292
$27.77
$202.51K
Lariviere Peter J
9 Aug 2018
VP & Pres., Cable Solutions
Sold after exercise
33,173
$25.87
$858.25K
Lariviere Peter J
8 Aug 2018
VP & Pres., Cable Solutions
Sold after exercise
28,859
$26.50
$764.76K
Fitzpatrick Kevin P
7 Aug 2018
VP, Global Human Resources
Sold after exercise
228,036
$24.79
$5.65M
Williamson John Patrick
7 Aug 2018
President and CEO
Sold after exercise
100,000
$24.44
$2.44M
Schulte Michael J
24 Jul 2018
VP & Grp. Pres, MP&S
Sold after exercise
5,000
$23.25
$116.25K
Williamson John Patrick
24 Jul 2018
President and CEO
Sold after exercise
837
$23.06
$19.30K
Williamson John Patrick
23 Jul 2018
President and CEO
Sold after exercise
99,163
$23.00
$2.28M
Schulte Michael J
19 Jul 2018
VP & Grp. Pres, MP&S
Sold after exercise
15,000
$22.75
$341.27K
Williamson John Patrick
12 Jun 2018
President and CEO
Sold after exercise
31,114
$22.52
$700.77K
Williamson John Patrick
11 Jun 2018
President and CEO
Sold after exercise
68,886
$22.59
$1.56M
Williamson John Patrick
8 Jun 2018
President and CEO
Sold after exercise
100,000
$22.29
$2.23M
Schulte Michael J
7 Jun 2018
VP & Grp. Pres, MP&S
Sold after exercise
15,000
$22.25
$333.78K
MALLAK JAMES A
1 Jun 2018
Vice President and CFO
Sell
2,000
$22.00
$44.00K
Schulte Michael J
29 May 2018
VP & Grp. Pres, MP&S
Sold after exercise
15,000
$21.75
$326.25K
CD&R Allied Holdings, L.P.
21 May 2018
10% owner
Sell indirect
6,959,976
$19.91
$138.57M
Williamson John Patrick
17 May 2018
President and CEO
Sold after exercise
5,151
$21.00
$108.17K
Williamson John Patrick
15 May 2018
President and CEO
Sold after exercise
35,888
$21.01
$754.00K
Williamson John Patrick
14 May 2018
President and CEO
Sold after exercise
83,698
$21.01
$1.76M
Williamson John Patrick
11 May 2018
President and CEO
Sold after exercise
35,290
$21.00
$741.09K
Williamson John Patrick
12 Mar 2018
President and CEO
Sold after exercise
3,760
$21.00
$78.98K
MALLAK JAMES A
1 Mar 2018
Vice President and CFO
Sold after exercise
87,700
$21.43
$1.88M
CD&R Allied Holdings, L.P.
20 Feb 2018
10% owner
Sell indirect
5,792,925
$21.27
$123.22M
CD&R Allied Holdings, L.P.
2 Feb 2018
10% owner
Sell indirect
17,225,539
$21.77
$375.00M
Williamson John Patrick
15 Dec 2017
President and CEO
Sold after exercise
70,000
$20.79
$1.46M
Fitzpatrick Kevin P
30 Nov 2017
VP, Global Human Resources
Sold after exercise
2,709
$22.10
$59.88K
Fitzpatrick Kevin P
29 Nov 2017
VP, Global Human Resources
Sold after exercise
152,097
$22.13
$3.37M
MALLAK JAMES A
29 Nov 2017
Vice President and CFO
Sold after exercise
38,033
$20.68
$786.69K
MALLAK JAMES A
28 Nov 2017
Vice President and CFO
Sold after exercise
74,235
$20.00
$1.48M
Williamson John Patrick
28 Nov 2017
President and CEO
Sold after exercise
5,352
$20.00
$107.05K
MALLAK JAMES A
24 Nov 2017
Vice President and CFO
Sold after exercise
200
$20.00
$4.00K
MALLAK JAMES A
22 Nov 2017
Vice President and CFO
Sold after exercise
9,575
$20.01
$191.59K
Williamson John Patrick
22 Nov 2017
President and CEO
Sold after exercise
8,641
$20.01
$172.87K
Williamson John Patrick
24 Oct 2017
President and CEO
Sold after exercise
42,471
$20.00
$849.61K
MALLAK JAMES A
24 Oct 2017
Vice President and CFO
Sold after exercise
55,989
$20.00
$1.12M
Williamson John Patrick
20 Oct 2017
President and CEO
Sold after exercise
13,536
$20.00
$270.72K
MALLAK JAMES A
20 Oct 2017
Vice President and CFO
Sold after exercise
21,867
$20.00
$437.34K
MALLAK JAMES A
10 Oct 2017
Vice President and CFO
Sold after exercise
101
$20.00
$2.02K
Williamson John Patrick
16 Jun 2017
President and CEO
Sold after exercise
33,930
$21.73
$737.30K
Williamson John Patrick
15 Jun 2017
President and CEO
Sold after exercise
36,070
$21.83
$787.41K
Lariviere Peter J
8 May 2017
VP and Pres., Cable Solutions
Sold after exercise
18,921
$25.79
$487.97K
Lariviere Peter J
5 May 2017
VP and Pres., Cable Solutions
Sold after exercise
18,340
$25.91
$475.19K
Lariviere Peter J
4 May 2017
VP and Pres., Cable Solutions
Sold after exercise
12,833
$26.13
$335.33K
Lariviere Peter J
4 May 2017
VP and Pres., Cable Solutions
Sold after exercise
18,580
$26.13
$485.50K
MALLAK JAMES A
3 May 2017
Vice President and CFO
Sold after exercise
12,146
$26.01
$315.92K
Lariviere Peter J
3 May 2017
VP and Pres., Cable Solutions
Sold after exercise
29,121
$26.07
$759.18K
MALLAK JAMES A
2 May 2017
Vice President and CFO
Sold after exercise
23,822
$25.95
$618.18K
Williamson John Patrick
2 May 2017
President and CEO
Sold after exercise
7,389
$25.90
$191.38K
Lariviere Peter J
2 May 2017
VP and Pres., Cable Solutions
Sold after exercise
32,011
$25.94
$830.37K
MALLAK JAMES A
1 May 2017
Vice President and CFO
Sold after exercise
14,558
$26.18
$381.13K
Williamson John Patrick
1 May 2017
President and CEO
Sold after exercise
15,033
$26.16
$393.26K
Lariviere Peter J
1 May 2017
VP and Pres., Cable Solutions
Sold after exercise
16,954
$26.16
$443.52K
Fitzpatrick Kevin P
28 Apr 2017
VP, Global Human Resources
Sold after exercise
22,362
$26.22
$586.33K
MALLAK JAMES A
28 Apr 2017
Vice President and CFO
Sold after exercise
33,575
$26.27
$882.02K
Williamson John Patrick
28 Apr 2017
President and CEO
Sold after exercise
33,478
$26.27
$879.47K
MALLAK JAMES A
27 Apr 2017
Vice President and CFO
Sold after exercise
14,139
$26.22
$370.72K
Williamson John Patrick
27 Apr 2017
President and CEO
Sold after exercise
14,100
$26.23
$369.84K
CD&R Allied Holdings, L.P.
23 Feb 2017
10% owner
Sell indirect
10,350,000
$25.00
$258.75M
CD&R Allied Holdings, L.P.
10 Jan 2017
10% owner
Sell indirect
1,200,000
$19.00
$22.80M
CD&R Allied Holdings, L.P.
13 Dec 2016
10% owner
Sell indirect
8,000,000
$19.00
$152.00M

What was left out

Form 4 filings counted 533
Amendments (4/A) skipped 19
Filings about a different issuer 0
Unreadable filings 0
Joint filings 8
Sales on a Rule 10b5-1 plan 12
Sales straight out of an exercise 81
Sales at will 61
Transactions with no price 0
Shares from compensation/vesting 5,732,523
Sales filed before the plan box existed 46
History held since 2 Dec 2016