Atkore Inc. (ATKR)
NYSE: ATKR · Miscellaneous Electrical Machinery, Equipment & Supplies · Harvey, IL · filing with the SEC since 2016
Grade6.0
◀ Past 5.4● Present 7.4▶ Future 4.6
Who owns Atkore Inc.
As filed with the SECHolders of 5% or more
5
Blackrock, Inc. holds 7.3% of Common Stock, as its SCHEDULE 13G/A filed Oct 17, 2025 says.
Directors and officers
16
report now, of 27 people on the record since 2016. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 5 named at left.
Holders of 5% or moreshare of the class, as filed
Blackrock, Inc.
SCHEDULE 13G/A · filed Oct 17, 2025 · Common Stock
Vanguard Portfolio Management
SCHEDULE 13G · filed Apr 28, 2026 · Common Stock
American Century Investment Management, Inc.
SCHEDULE 13G · filed Aug 14, 2026 · Common Stock
Vanguard Capital Management
SCHEDULE 13G · filed Apr 29, 2026 · Common Stock
Gates Capital Management, L.P.
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock, $.01 par value per share · 7.8% in Aug 14, 2025
First Trust Portfolios L.P.
SCHEDULE 13G/A · filed Oct 31, 2025 · Common · reported falling below 5%, from 5% in Apr 23, 2025
The Vanguard Group
SCHEDULE 13G/A · filed Mar 26, 2026 · Common Stock · reported falling below 5%, from 10.3% in Aug 7, 2025
What ATKR reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Elite Polymer Solutions
A company bought · acquisition · Oct 2022 · owns, named in the 10-K filed Nov 26, 2025
42 subsidiaries in 14 countries, from the list filed with the 10-K filed Nov 26, 2025.
Insider tradesForm 4
5sales
0purchases
2sales on a scheduled plan
3people selling
$600,000sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Oct 21, 2025 to Oct 21, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 21, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window3 of 31 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Lamps Mark F. | Pres. Safety & Infrastructure | 3 | $200,000 | 2 | 0 | $0 |
| James Wilbert W Jr | director | 1 | $200,000 | 0 | 0 | $0 |
| Kershaw Justin A | director | 1 | $200,000 | 0 | 0 | $0 |