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Atkore Inc (ATKR)

CUSIP: 047649108 | NYSE | Industrials · Electrical Equipment & Parts | Small Cap | 1148 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/AVanguard Portfolio Management LLC1,689,7615.0%New 5%+ stakeSep 30, 202692d ahead of 13F (2,122,380 sh) · −432,619
13GAmerican Century Investment Management, Inc.
with American Century ETF Trust
1,775,1585.3%New 5%+ stakeJun 30, 2026No 13F filer matched
13G/AGates Capital Management, L.P.1,710,1925.1%New 5%+ stakeJun 30, 2026No 13F filer matched
13G/AVanguard Portfolio Management LLC1,689,761
5.0% of class · Sep 30, 2026New 5%+ stake
92d ahead of 13F (2,122,380 sh) · −432,619
13GAmerican Century Investment Management, Inc.1,775,158
5.3% of class · Jun 30, 2026New 5%+ stake
with American Century ETF Trust
No 13F filer matched
13G/AGates Capital Management, L.P.1,710,192
5.1% of class · Jun 30, 2026New 5%+ stake
No 13F filer matched

Institutional Holders — Q3 2026

Dimensional Fund Advisors LP722,951
0.0% of portfolio›$68.5M
Chicago Capital Management, LLC130,451
8.5% of portfolio›$9.4M
Transmarket Holdings LP106,084
5.6% of portfolio›$10.1M
ABC Arbitrage SA77,890
0.7% of portfolio›$7.4M
Kestrel Investment Management Corp69,450
3.8% of portfolio›$6.6M
Citigroup Inc68,209
0.0% of portfolio›$6.5M
Allspring Global Investments Holdings, LLC55,548
0.0% of portfolio›$5.3M
Wolverine Asset Management LLC40,193
0.0% of portfolio›$3.8M
New York Life Investment Management LLC39,021
0.0% of portfolio›$3.7M
Creative Planning35,109
0.0% of portfolio›$3.3M
Linden Thomas Advisory Services, LLC30,838
0.2% of portfolio›$2.9M
Aviance Capital Partners, LLC21,151
0.2% of portfolio›$2.0M
Versor Investments LP20,106
3.2% of portfolio›$1.9M
Wincap Financial LLC18,160
0.9% of portfolio›$1.7M
Strs Ohio18,000
0.0% of portfolio›$1.7M
Rose Capital Advisors LLC15,785
0.4% of portfolio›$1.5M
Unison Advisors LLC11,399
0.1% of portfolio›$1.1M
Arizona State Retirement System9,510
0.0% of portfolio›$901.1K
Counterpoint Mutual Funds LLC9,491
0.1% of portfolio›$899.3K
Foguth Wealth Management, Llc.9,478
0.1% of portfolio›$900.0K
ProShare Advisors LLC8,223
0.0% of portfolio›$779.1K
Pictet Asset Management Holding SA5,216
0.0% of portfolio›$494.2K
Contravisory Investment Management, Inc.4,861
0.1% of portfolio›$460.6K
Ethic Inc.4,281
0.0% of portfolio›$405.6K
Baron Wealth Management LLC3,548
0.1% of portfolio›$336.2K
Xponance LLC3,316
0.0% of portfolio›$314.2K
Vise Technologies, Inc.2,523
0.0% of portfolio›$239.1K
Bayforest Capital Ltd2,408
0.3% of portfolio›$228.2K
StoneX Group Inc.2,270
0.0% of portfolio›$214.9K
Nisa Investment Advisors, LLC2,191
0.0% of portfolio›$207.6K
DekaBank Deutsche Girozentrale1,595
0.0% of portfolio›$151.0K
KBC Group NV1,464
0.0% of portfolio›$139.0K
State of Alaska, Department of Revenue1,421
0.0% of portfolio›$134.0K
Sterling Capital Management LLC671
0.0% of portfolio›$63.6K
Harbor Capital Advisors, Inc.443
0.0% of portfolio›$42.0K
Gamma Investing LLC435
0.0% of portfolio›$41.2K
Equitec Proprietary Markets, LLC400
0.0% of portfolio›$37.9K
Signaturefd, LLC336
0.0% of portfolio›$31.8K
Covestor Ltd258
0.0% of portfolio›$24
IFP Advisors, Inc232
0.0% of portfolio›$22.0K
Caitong International Asset Management Co., Ltd177
0.0% of portfolio›$16.8K
Versant Capital Management, Inc176
0.0% of portfolio›$16.7K
Root Financial Partners, LLC175
0.0% of portfolio›$16.6K
Key FInancial Inc145
0.0% of portfolio›$13.7K
Parkside Financial Bank & Trust119
0.0% of portfolio›$11.3K
Farther Finance Advisors, LLC116
0.0% of portfolio›$11.0K
Parallel Advisors, LLC77
0.0% of portfolio›$7.3K
SJS Investment Consulting Inc.63
0.0% of portfolio›$6.0K
Mather Group, Llc.31
0.0% of portfolio›$2.9K
Spire Wealth Management30
0.0% of portfolio›$2.8K
Elyxium Wealth, LLC27
0.0% of portfolio›$2.6K
Essential Partners LLC26
0.0% of portfolio›$2.5K
JFS Wealth Advisors, LLC24
0.0% of portfolio›$2.3K
EverSource Wealth Advisors, LLC23
0.0% of portfolio›$2.2K
Fortitude Family Office, LLC22
0.0% of portfolio›$2.1K
Blue Trust, Inc.20
0.0% of portfolio›$1.9K
Peterson Wealth Services19
0.0% of portfolio›$1.8K
Bell Investment Advisors, Inc18
0.0% of portfolio›$1.7K
Creative Capital Management Investments LLC14
0.0% of portfolio›$1.3K
Latitude Advisors, LLC13
0.0% of portfolio›$1.2K
Bay Harbor Wealth Management, LLC9
0.0% of portfolio›$853
Assetmark, Inc8
0.0% of portfolio›$758
Torren Management, LLC6
0.0% of portfolio›$588
DiNuzzo Private Wealth, Inc.6
0.0% of portfolio›$569
Ascentis Wealth Management, LLC4
0.0% of portfolio›$379
Trust Co4
0.0% of portfolio›$381
MV Capital Management, Inc.3
0.0% of portfolio›$285
Buck Wealth Strategies, LLC2
0.0% of portfolio›$190
Albion Financial Group2
0.0% of portfolio›$155
Provenance Wealth Advisors, LLC1
0.0% of portfolio›$95
DecisionPoint Financial, LLC1
0.0% of portfolio›$95
Godsey & Gibb, Inc1
0.0% of portfolio›$95
Oslo Pensjonsforsikring AS0
0.0% of portfolio›$0
Raleigh Capital Management Inc.0
0.0% of portfolio›$2
StyleTurnoverLocationFiled
Dimensional Fund Advisors LP
722,951$68.5M0.0%IndexLowAustin, TX2026-11-04
Chicago Capital Management, LLC
130,451$9.4M8.5%Deep ValueVery HighChicago, IL2026-10-21
Transmarket Holdings LP
106,084$10.1M5.6%Deep ValueVery HighChicago, IL2026-10-27
ABC Arbitrage SA
77,890$7.4M0.7%YieldVery HighParis, India2026-10-23
Kestrel Investment Management Corp
69,450$6.6M3.8%Deep ValueMediumSan Mateo, CA2026-11-02
Citigroup Inc
68,209$6.5M0.0%CoreMediumNew York, NY2026-11-04
Allspring Global Investments Holdings, LLC
55,548$5.3M0.0%CoreMediumCharlotte, NC2026-11-04
Wolverine Asset Management LLC
40,193$3.8M0.0%Deep ValueVery HighChicago, IL2026-11-02
New York Life Investment Management LLC
39,021$3.7M0.0%GrowthLowNew York, NY2026-11-04
Creative Planning
35,109$3.3M0.0%IndexVery LowOverland Park, KS2026-11-02
Linden Thomas Advisory Services, LLC
30,838$2.9M0.2%CoreLowCharlotte, NC2026-10-19
Aviance Capital Partners, LLC
21,151$2.0M0.2%CoreLowNaples, FL2026-10-29
Versor Investments LP
20,106$1.9M3.2%ValueVery HighNew York, NY2026-10-23
Wincap Financial LLC
18,160$1.7M0.9%CoreLowBoston, MA2026-10-20
Strs Ohio
18,000$1.7M0.0%CoreMediumColumbus, OH2026-10-30
Rose Capital Advisors LLC
15,785$1.5M0.4%ETFN/AMiami Beach, FL2026-11-04
Unison Advisors LLC
11,399$1.1M0.1%ETFVery LowProvidence, RI2026-10-29
Arizona State Retirement System
9,510$901.1K0.0%IndexVery LowPhoenix, AZ2026-11-03
Counterpoint Mutual Funds LLC
9,491$899.3K0.1%Deep ValueVery HighSan Diego, CA2026-10-16
Foguth Wealth Management, Llc.
9,478$900.0K0.1%ETFHighBrighton, MI2026-10-19
ProShare Advisors LLC
8,223$779.1K0.0%GrowthLowBethesda, MD2026-10-29
Pictet Asset Management Holding SA
5,216$494.2K0.0%GrowthMediumCarouge, Switzerland2026-11-03
Contravisory Investment Management, Inc.
4,861$460.6K0.1%MomentumHighNorwell, MA2026-10-13
Ethic Inc.
4,281$405.6K0.0%CoreLowNew York, NY2026-11-03
Baron Wealth Management LLC
3,548$336.2K0.1%CoreLowTroy, MI2026-10-27
Xponance LLC
3,316$314.2K0.0%IndexVery LowPhiladelphia, PA2026-11-03
Vise Technologies, Inc.
2,523$239.1K0.0%IndexLowNew York, NY2026-10-29
Bayforest Capital Ltd
2,408$228.2K0.3%Deep ValueVery HighLondon, United Kingdom2026-11-03
StoneX Group Inc.
2,270$214.9K0.0%ETFMediumNew York, NY2026-11-03
Nisa Investment Advisors, LLC
2,191$207.6K0.0%IndexVery LowSt. Louis, MO2026-10-20
DekaBank Deutsche Girozentrale
1,595$151.0K0.0%CoreLowFrankfurt, Hong Kong2026-10-27
KBC Group NV
1,464$139.0K0.0%CoreMediumBrussels, Czech Republic2026-10-22
State of Alaska, Department of Revenue
1,421$134.0K0.0%CoreVery LowJuneau, AK2026-10-15
Sterling Capital Management LLC
671$63.6K0.0%GARPMediumCharlotte, NC2026-10-22
Harbor Capital Advisors, Inc.
443$42.0K0.0%ValueHighChicago, IL2026-10-22
Gamma Investing LLC
435$41.2K0.0%IndexVery LowFoster City, CA2026-10-08
Equitec Proprietary Markets, LLC
400$37.9K0.0%Agg GrowthVery HighChicago, IL2026-11-04
Signaturefd, LLC
336$31.8K0.0%IndexLowAtlanta, GA2026-10-23
Covestor Ltd
258$240.0%ValueHighLondon, United Kingdom2026-10-30
IFP Advisors, Inc
232$22.0K0.0%GrowthLowTampa, FL2026-10-16
Caitong International Asset Management Co., Ltd
177$16.8K0.0%GrowthVery HighHong Kong, South Korea2026-10-29
Versant Capital Management, Inc
176$16.7K0.0%GARPLowPhoenix, AZ2026-10-02
Root Financial Partners, LLC
175$16.6K0.0%ETFMediumEncinitas, CA2026-10-21
Key FInancial Inc
145$13.7K0.0%ETFLowWest Chester, PA2026-11-02
Parkside Financial Bank & Trust
119$11.3K0.0%CoreVery LowSaint Louis, MO2026-10-27
Farther Finance Advisors, LLC
116$11.0K0.0%IndexLowSan Francisco, CA2026-10-08
Parallel Advisors, LLC
77$7.3K0.0%IndexLowSan Francisco, CA2026-11-03
SJS Investment Consulting Inc.
63$6.0K0.0%ETFVery LowSylvania, OH2026-10-26
Mather Group, Llc.
31$2.9K0.0%ETFMediumChicago, IL2026-10-14
Spire Wealth Management
30$2.8K0.0%GrowthMediumMclean, VA2026-10-30
Elyxium Wealth, LLC
27$2.6K0.0%GrowthVery LowBeverly Hills, CA2026-10-27
Essential Partners LLC
26$2.5K0.0%ValueMediumRancho Santa Fe, CA2026-10-14
JFS Wealth Advisors, LLC
24$2.3K0.0%ETFVery LowHermitage, PA2026-11-03
EverSource Wealth Advisors, LLC
23$2.2K0.0%CoreMediumBirmingham, AL2026-11-04
Fortitude Family Office, LLC
22$2.1K0.0%ETFMediumScottsdale, AZ2026-10-14
Blue Trust, Inc.
20$1.9K0.0%ETFLowBrentwood, TN2026-10-15
Peterson Wealth Services
19$1.8K0.0%GrowthHighSouth Ogden, UT2026-10-26
Bell Investment Advisors, Inc
18$1.7K0.0%ETFVery LowOrinda, CA2026-10-29
Creative Capital Management Investments LLC
14$1.3K0.0%ETFLowSan Diego, CA2026-10-28
Latitude Advisors, LLC
13$1.2K0.0%ETFLowYorkville, IL2026-10-27
Bay Harbor Wealth Management, LLC
9$8530.0%ETFMediumHunt Valley, MD2026-11-03
Assetmark, Inc
8$7580.0%ETFLowConcord, CA2026-10-21
Torren Management, LLC
6$5880.0%ETFMediumSan Diego, CA2026-10-29
DiNuzzo Private Wealth, Inc.
6$5690.0%ETFLowBeaver, PA2026-10-16
Ascentis Wealth Management, LLC
4$3790.0%Agg GrowthLowDallas, TX2026-11-03
Trust Co
4$3810.0%ETFVery LowManhattan, KS2026-10-09
MV Capital Management, Inc.
3$2850.0%ETFLowBethesda, MD2026-10-29
Buck Wealth Strategies, LLC
2$1900.0%ValueMediumDenver, CO2026-10-28
Albion Financial Group
2$1550.0%GrowthLowSalt Lake City, UT2026-10-21
Provenance Wealth Advisors, LLC
1$950.0%ETFLowFort Lauderdale, FL2026-10-30
DecisionPoint Financial, LLC
1$950.0%ETFVery LowMesa, AZ2026-10-27
Godsey & Gibb, Inc
1$950.0%CoreLowRichmond, VA2026-10-14
Oslo Pensjonsforsikring AS
0$00.0%ValueLowOslo, Norway2026-10-15
Raleigh Capital Management Inc.
0$20.0%CoreMediumCary, NC2026-10-28