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Atkore (ATKR) Institutional Ownership

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$94.21 +0.05 (+0.05%)
Closing price 03:58 PM Eastern
Extended Trading
$94.15 -0.06 (-0.06%)
As of 07:30 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Atkore (NYSE:ATKR)

Number of
Institutional Buyers
(last 12 months)
174
Total
Institutional Inflows
(last 12 months)
$1.20B
Number of
Institutional Sellers
(last 12 months)
107
Total
Institutional Outflows
(last 12 months)
$428.21M
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ATKR Institutional Buying and Selling by Quarter

Atkore Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026 Tidal Investments LLC51,660$3.93M0.0%+61.8%0.153%
9/9/2026 Engineers Gate Manager LP57,071$4.34M0.1%+723.5%0.169%
9/9/2026 Integrated Wealth Concepts LLC404$31K0.0%N/A0.001%
9/9/2026 Squarepoint Ops LLC13,257$1.01M0.0%N/A0.039%
9/8/2026 Nykredit A S1,062$81K0.0%N/A0.003%
9/4/2026 Parkside Financial Bank & Trust778$59K0.0%+1,456.0%0.002%
8/26/2026 HighTower Advisors LLC8,903$677K0.0%-60.0%0.026%
8/24/2026 California State Teachers Retirement System2,924,118$222.35M0.0%+7,265.0%8.658%
8/23/2026 Irenic Capital Management LP507,613$38.60M1.9%+3,531.8%1.503%
8/22/2026 Rose Capital Advisors LLC14,811$1.13M0.6%N/A0.044%
8/21/2026 Ewing Morris & Co. Investment Partners Ltd.6,000$456K0.2%N/A0.018%
8/21/2026 Nykredit A S1,062$81K0.0%N/A0.003%
8/20/2026 Kerrisdale Advisers LLC19,844$1.51M0.4%-29.3%0.059%
8/20/2026 Two Sigma Securities LLC5,117$389K0.0%N/A0.015%
8/19/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC100,279$7.63M0.0%-5.6%0.297%
8/19/2026 Hsbc Holdings PLC29,846$2.25M0.0%+60.0%0.088%
8/18/2026 Empowered Funds LLC204,012$15.51M0.1%N/A0.604%
8/18/2026 Hill City Capital LP724,106$55.06M0.0%N/A2.144%
8/18/2026Jefferies Financial Group Inc.13,400$1.02M0.0%N/A0.040%
8/18/2026 Public Employees Retirement System of Ohio23,420$1.78M0.0%N/A0.069%
8/17/2026 Bank of America Corp DE438,802$33.37M0.0%N/A1.299%
8/15/2026 Caisse de depot et placement du Quebec63,513$4.83M0.0%N/A0.188%
8/15/2026 Man Group plc98,582$7.50M0.0%N/A0.292%
8/15/2026 Jupiter Topco LLC23,467$1.79M0.0%N/A0.069%
8/14/2026 Hsbc Holdings PLC29,846$2.25M0.0%N/A0.088%
8/14/2026 PDT Partners LLC191,253$14.54M0.8%N/A0.566%
8/14/2026 Canada Pension Plan Investment Board102,900$7.83M0.0%N/A0.305%
8/14/2026 Legal & General Group Plc33,144$2.52M0.0%N/A0.098%
8/14/2026 The Manufacturers Life Insurance Company17,293$1.32M0.0%N/A0.051%
8/14/2026 Algert Global LLC43,510$3.31M0.0%N/A0.129%
8/13/2026 Hill City Capital LP724,106$55.06M1.4%N/A2.144%
8/12/2026 Elevation Point Wealth Partners LLC3,267$248K0.0%N/A0.010%
8/12/2026 Chou Associates Management Inc.8,400$639K0.3%N/A0.025%
8/12/2026 EP Wealth Advisors LLC4,108$312K0.0%N/A0.012%
8/10/2026 Denali Advisors LLC42,900$3.26M0.3%-22.0%0.127%
8/8/2026 Meeder Asset Management Inc.7,874$599K0.0%N/A0.023%
8/7/2026 BlackRock Inc.3,116,222$236.96M0.0%N/A9.228%
8/7/2026 Deutsche Bank AG36,324$2.76M0.0%N/A0.108%
8/7/2026 Old West Investment Management LLC22,737$1.73M0.2%N/A0.067%
8/6/2026 Global Retirement Partners LLC363$28K0.0%N/A0.001%
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8/6/2026 Bank of New York Mellon Corp247,645$18.83M0.0%N/A0.733%
8/6/2026 State of Wyoming739$56K0.0%N/A0.002%
8/6/2026 GSA Capital Partners LLP3,349$255K0.0%N/A0.010%
8/3/2026 Oppenheimer Asset Management Inc.39,010$2.97M0.0%N/A0.116%
7/10/2026 Ausbil Investment Management Ltd35,147$2.55M1.1%+219.6%0.104%
7/7/2026 Baron Wealth Management LLC4,288$326K0.1%+15.7%0.013%
6/18/2026 Pacer Advisors Inc.136,207$8.02M0.0%-23.6%0.403%
6/16/2026 Empowered Funds LLC133,516$7.87M0.1%+8.3%0.395%
6/1/2026 Foguth Wealth Management LLC.9,477$558K0.1%-3.2%0.028%
5/19/2026 Bank of America Corp DE462,278$27.23M0.0%+10.1%1.369%
5/19/2026Janus Henderson Group PLC17,312$1.02M0.0%+23.0%0.051%
5/18/2026 Amundi3,527$208K0.0%N/A0.010%
5/18/2026 California State Teachers Retirement System39,703$2.34M0.0%+24.6%0.118%
5/18/2026 Royal Bank of Canada13,289$781K0.0%-32.0%0.039%
5/18/2026 Empowered Funds LLC133,516$7.87M0.1%+8.3%0.395%
5/16/2026 Quantinno Capital Management LP6,291$371K0.0%-7.7%0.019%
5/16/2026 Lazard Asset Management LLC33,496$1.97M0.0%+572.2%0.099%
5/15/2026 Dean Capital Management5,582$329K0.1%-70.5%0.017%
5/15/2026 OMERS ADMINISTRATION Corp34,951$2.06M0.0%+11.1%0.103%
5/15/2026 Van Diest Capital LLC6,912$407K0.3%N/A0.020%
5/15/2026 London Co. of Virginia377,623$22.25M0.1%-8.3%1.118%
5/15/2026 Entropy Technologies LP8,331$491K0.0%-41.3%0.025%
5/14/2026 Healthcare of Ontario Pension Plan Trust Fund125,800$7.41M0.0%+99.7%0.373%
5/14/2026 Gamco Investors INC. ET AL4,484$264K0.0%-8.2%0.013%
5/14/2026 Morningstar Investment Management LLC16,130$950K0.1%-13.1%0.048%
5/14/2026 Arrowstreet Capital Limited Partnership698,134$41.13M0.0%-0.9%2.068%
5/14/2026 Caxton Associates LLP24,876$1.47M0.0%-21.1%0.074%
5/14/2026 Inceptionr LLC3,737$220K0.1%-35.2%0.011%
5/14/2026 Sei Investments Co.208,454$12.28M0.0%+1.2%0.617%
5/14/2026 State of Wyoming4,692$276K0.0%+12.8%0.014%
5/13/2026 Cetera Investment Advisers5,212$307K0.0%+2.8%0.015%
5/13/2026 Measured Wealth Private Client Group LLC955$56K0.0%-24.7%0.003%
5/13/2026 First Trust Advisors LP1,226,840$72.27M0.1%-11.5%3.633%
5/8/2026 Oslo Pensjonsforsikring AS377,000$22.21M3.5%N/A1.117%
5/7/2026 Dimensional Fund Advisors LP1,227,991$72.34M0.0%+8.6%3.638%
5/7/2026 SEB Asset Management AB11,545$680K0.0%N/A0.034%
5/6/2026 Aviance Capital Partners LLC20,794$1.23M0.1%+9.7%0.062%
5/6/2026 Allspring Global Investments Holdings LLC76,830$4.63M0.0%-52.7%0.228%
5/5/2026 Kestrel Investment Management Corp74,150$4.37M2.6%-0.7%0.220%
5/5/2026 Bank of New York Mellon Corp235,919$13.90M0.0%+0.1%0.699%
5/1/2026 Fifth Third Bancorp3,202$189K0.0%+24,530.8%0.009%
5/1/2026 Diversified Investment Strategies LLC10,000$589K0.4%N/A0.030%
4/30/2026 Hsbc Holdings PLC18,656$1.09M0.0%N/A0.055%
4/30/2026 Roman Butler Fullerton & Co.6,074$358K0.1%+12.6%0.018%
4/30/2026 Isthmus Partners LLC36,814$2.17M0.2%+1.6%0.109%
4/22/2026 Pictet Asset Management Holding SA5,811$342K0.0%+13.4%0.017%
4/22/2026 Sterling Capital Management LLC1,116$66K0.0%-42.9%0.003%
4/16/2026 SG Americas Securities LLC39,195$2.31M0.0%+22.4%0.116%
4/16/2026 Tactive Advisors LLC5,333$314K0.1%N/A0.016%
4/16/2026 Baron Wealth Management LLC3,707$218K0.1%+11.7%0.011%
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3/9/2026 EMC Capital Management2,578$163K0.1%-15.0%0.008%
3/2/2026 Sankala Group LLC11,943$773K0.6%N/A0.035%
2/24/2026 Pacer Advisors Inc.178,188$11.27M0.0%-8.7%0.528%
2/20/2026 Dean Capital Management18,921$1.20M0.5%+4.4%0.056%
2/19/2026 Invesco Ltd.103,765$6.56M0.0%+17.6%0.307%
2/18/2026 Vident Advisory LLC13,783$872K0.0%-13.8%0.041%
2/18/2026 EP Wealth Advisors LLC3,664$232K0.0%N/A0.011%
2/18/2026 CacheTech Inc.47,076$2.98M0.6%+6.1%0.139%
2/18/2026 Empowered Funds LLC123,249$7.80M0.1%-9.3%0.365%
2/18/2026 XTX Topco Ltd6,181$391K0.0%N/A0.018%


ATKR Institutional Ownership - Frequently Asked Questions

During the previous two years, 366 institutional investors and hedge funds held shares of Atkore. The most heavily invested institutionals were BlackRock Inc. ($236.96M), Vanguard Group Inc. ($229.97M), California State Teachers Retirement System ($222.35M), Gates Capital Management Inc. ($195.87M), American Century Companies Inc. ($72.66M), Dimensional Fund Advisors LP ($72.34M), and First Trust Advisors LP ($72.27M).Learn more on Atkore's institutional investors.

Of the 306 institutional investors that purchased Atkore's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($3.12M), California State Teachers Retirement System ($2.89M), Hill City Capital LP ($1.45M), Wellington Management Group LLP ($1.27M), Gates Capital Management Inc. ($1.25M), First Trust Advisors LP ($1.21M), and Coliseum Capital Management LLC ($809.31K).

Institutional investors have bought a total of 16,997,860 shares in the last 24 months. This purchase volume represents approximately $1.20B in transactions.

Of the 107 institutional investors that sold Atkore's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Allspring Global Investments Holdings LLC ($884.92K), First Trust Advisors LP ($749.32K), Jefferies Financial Group Inc. ($565.43K), Victory Capital Management Inc. ($519.46K), JPMorgan Chase & Co. ($478.65K), Royal Bank of Canada ($469.03K), and Royce & Associates LP ($362.90K).

Institutional investors have sold a total of 6,813,168 shares in the last 24 months. This volume of shares sold represents approximately $428.21M in transactions.


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Institutional ownership data for NYSE:ATKR is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.
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