Atkore Inc. (ATKR) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, Atkore's top three insider holders are William E Jr. Waltz (President And Ceo, 136.14K shares), John W Pregenzer (Coo President, Electrical, 61.24K shares), Mark F. Lamps (Pres. Safety Infrastructure, 36.05K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
William E Jr. Waltz President And Ceo 136,139 0 03 Mar, 2026
John W Pregenzer Coo President, Electrical 61,237 0 03 Mar, 2026
Mark F. Lamps Pres. Safety Infrastructure 36,049 0 03 Mar, 2026
Leangela W. Lowe Vp, Chief Hr Officer 35,986 0 03 Mar, 2026
Daniel S Kelly Vp, General Counsel And Sec. 32,589 0 03 Mar, 2026
Scott H Muse 32,522 0 03 Mar, 2026
David Paul Johnson Vice President And Cfo 32,471 0 04 Mar, 2024
Jeri L Isbell 30,448 0 03 Mar, 2026
A Mark Zeffiro 23,891 0 03 Mar, 2026
William E Jr. Waltz President And Ceo 0 23,836 21 Feb, 2025
William Vanarsdale 23,342 0 27 Jan, 2022
Michael V Schrock 22,170 0 03 Mar, 2026
Justin A Kershaw 21,409 0 03 Mar, 2026
Betty R. Wynn 20,557 0 03 Mar, 2026
Wilbert W Jr James 20,362 0 03 Mar, 2026
John Michael Deitzer Vp, Cfo 18,827 0 03 Mar, 2026
Barbara Joanne Edwards 6,061 0 03 Mar, 2026
James William Alvey Chief Accounting Officer 5,430 0 03 Mar, 2026
Franklin S. Jr. Edmonds 2,822 0 03 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
27 Feb, 2026 Daniel S Kelly Common Stock A 52 $0.00 32,589 D A
27 Feb, 2026 William E Jr. Waltz Common Stock A 346 $0.00 136,139 D A
27 Feb, 2026 John Michael Deitzer Common Stock A 68 $0.00 18,827 D A
27 Feb, 2026 A Mark Zeffiro Common Stock A 69 $0.00 23,891 D A
27 Feb, 2026 Franklin S. Jr. Edmonds Common Stock A 14 $0.00 2,822 D A
27 Feb, 2026 Mark F. Lamps Common Stock A 68 $0.00 36,049 D A
27 Feb, 2026 John W Pregenzer Common Stock A 118 $0.00 61,237 D A
27 Feb, 2026 Scott H Muse Common Stock A 136 $0.00 32,522 D A
27 Feb, 2026 Michael V Schrock Common Stock A 12 $0.00 22,170 D A
27 Feb, 2026 Wilbert W Jr James Common Stock A 87 $0.00 20,362 D A
27 Feb, 2026 Barbara Joanne Edwards Common Stock A 26 $0.00 6,061 D A
27 Feb, 2026 Leangela W. Lowe Common Stock A 52 $0.00 35,986 D A
27 Feb, 2026 James William Alvey Common Stock A 13 $0.00 5,430 D A
27 Feb, 2026 Justin A Kershaw Common Stock A 94 $0.00 21,409 D A
27 Feb, 2026 Jeri L Isbell Common Stock A 140 $0.00 30,448 D A
27 Feb, 2026 Betty R. Wynn Common Stock A 39 $0.00 20,557 D A
17 Feb, 2026 Mark F. Lamps Common Stock D 1,000 $65.78 35,982 D S
02 Feb, 2026 John W Pregenzer Common Stock D 1,164 $69.45 61,119 D F
29 Jan, 2026 A Mark Zeffiro Common Stock A 2,275 $0.00 23,822 D A
29 Jan, 2026 Michael V Schrock Common Stock A 2,275 $0.00 22,159 D A