Atkore Ownership | Who Owns Atkore?

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Atkore Ownership Summary

Atkore is owned by 17.42% institutional investors, 1.30% insiders, and 81.27% retail investors. Vanguard group is the largest institutional shareholder, holding 10.91% of ATKR shares. Avantis US Small Cap Value ETF is the top mutual fund, with 3.76% of its assets in Atkore shares.

ATKR Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Atkore	17.42%	1.30%	81.27%
Sector	Industrials Stocks	47.66%	12.56%	39.78%
Industry	Electrical Equipment Stocks	30.79%	17.25%	51.96%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	3.64M	10.91%	$229.97M
Blackrock	3.94M	10.72%	$531.40M
Gates capital management	2.94M	8.75%	$184.71M
Blackrock funding, inc. /de	2.56M	7.67%	$161.65M
Dimensional fund advisors lp	1.23M	3.69%	$72.34M
First trust advisors lp	1.17M	3.47%	$73.24M
American century companies	1.16M	3.44%	$72.66M
Lsv asset management	1.05M	3.16%	$61.97M
Victory capital management	1.00M	2.98%	$62.98M
Harding loevner lp	896.00K	2.66%	$56.22M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Gates capital management	2.94M	3.30%	$184.71M
Kestrel investment management	74.15K	2.61%	$4.37M
Decade renewable partners lp	58.80K	2.40%	$4.91M
Pelham capital	25.70K	2.08%	$3.47M
Hill city capital, lp	728.21K	1.93%	$45.69M
Rock point advisors	85.00K	1.35%	$5.38M
Edentree asset management	54.55K	1.06%	$3.45M
Kerrisdale advisers	28.07K	0.91%	$1.76M
Wincap financial	17.52K	0.69%	$1.03M
Round hill asset management	14.23K	0.57%	$900.17K

Top Buyers

Holder	Shares	% Assets	Change
Earnest partners	783.74K	0.21%	783.74K
Hill city capital, lp	728.21K	1.93%	728.21K
Royal bank of canada	482.31K	0.01%	439.58K
Gates capital management	2.94M	3.30%	315.86K
Arrowstreet capital, limited partnership	704.67K	0.03%	277.43K

Top Sellers

Holder	Shares	% Assets	Change
Boston partners	-	-	-692.42K
First trust advisors lp	1.17M	0.05%	-590.41K
Clearbridge investments	-	-	-476.57K
River road asset management	336.27K	0.24%	-456.15K
Fiduciary management inc /wi/	-	-	-454.99K

New Positions

Holder	Shares	% Assets	Change	Value
Earnest partners	783.74K	0.21%	783.74K	$49.57M
Hill city capital, lp	728.21K	1.93%	728.21K	$45.69M
Bridgeway capital management	252.98K	0.34%	252.98K	$15.87M
Vanguard fiduciary trust	218.27K	0.00%	218.27K	$12.86M
Norges bank	89.62K	0.00%	89.62K	$5.67M

Sold Out

Holder	Change
Cullen/frost bankers	-1.00
Tfo-tdc	-1.00
Capital performance advisors llp	-1.00
Stephens consulting	-1.00
True wealth design	-1.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	97	-69.01%	5,805,479	-82.04%	17	0.19%	44	-68.57%	33	-72.95%
Sep 30, 2025	113	-62.71%	7,987,892	-75.64%	23	0.25%	42	-73.42%	54	-49.06%
Jun 30, 2025	300	-2.60%	32,706,273	-1.31%	97	1.03%	158	-0.63%	103	-0.96%
Mar 31, 2025	305	-12.36%	33,254,013	-10.97%	97	0.85%	159	-7.02%	103	-14.17%
Dec 31, 2024	339	-11.02%	37,162,784	3.08%	106	1.14%	167	-14.80%	119	-6.30%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Avantis US Small Cap Value ETF	1.27M	3.76%	-
Vanguard US Total Market Shares ETF	1.16M	3.38%	979.00
Vanguard Total Stock Mkt Idx Inv	1.08M	3.19%	8.97K
First Trust RBA Amer Indl RenaisTM ETF	837.13K	2.48%	4.42K
iShares Russell 2000 ETF	793.08K	2.35%	6.67K
Vanguard Small Cap Index	780.32K	2.31%	14.27K
Victory Sycamore Small Company Opp R	710.00K	2.11%	270.00K
Allspring Special Small Cap Value A	498.45K	1.48%	-56.60K
Vanguard Small Cap Value Index Inv	495.82K	1.47%	3.51K
Global X US Infrastructure Dev ETF	495.34K	1.47%	1.62K

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 08, 2026	James Wilbert W Jr	-	Sell	$242.82K
May 08, 2026	Kershaw Justin A	-	Sell	$206.21K
Feb 17, 2026	Lamps Mark F.	Pres. Safety & Infrastructure	Sell	$65.78K
Nov 17, 2025	Lamps Mark F.	Pres. Safety & Infrastructure	Sell	$64.75K
Aug 15, 2025	Lamps Mark F.	Pres. Safety & Infrastructure	Sell	$59.37K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	2
2026 Q1	-	1
2025 Q4	-	1
2025 Q3	-	1
2025 Q2	-	1

ATKR Ownership FAQ

Who Owns Atkore?

Atkore shareholders are primarily institutional investors at 17.42%, followed by 1.30% insiders and 81.28% retail investors. The average institutional ownership in Atkore's industry, Electrical Equipment Stocks, is 30.79%, which Atkore falls below.

Who owns the most shares of Atkore?

Atkore’s largest shareholders are Vanguard group (3.64M shares, 10.91%), Blackrock (3.94M shares, 10.72%), and Gates capital management (2.94M shares, 8.75%). Together, they hold 30.38% of Atkore’s total shares outstanding.

Does Blackrock own Atkore?

Yes, BlackRock owns 10.72% of Atkore, totaling 3.94M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 531.4M$. In the last quarter, BlackRock decreased its holdings by -452K shares, a -10.30% change.

Who is Atkore’s biggest shareholder by percentage of total assets invested?

Gates capital management is Atkore’s biggest shareholder by percentage of total assets invested, with 3.30% of its assets in 2.94M Atkore shares, valued at 184.71M$.

Who is the top mutual fund holder of Atkore shares?

Avantis US Small Cap Value ETF is the top mutual fund holder of Atkore shares, with 3.76% of its total shares outstanding invested in 1.27M Atkore shares.

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