Atkore Inc.
ATKR- Exchange
- NYSE
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies
- SEC CIK
- 0001666138
In the last 90 days, Atkore Inc. insiders filed 0 open-market purchases and 1 sale; 326 institutions reported holding it in 13F filings for Q2 2026, worth $2.50B in total; Chou Associates is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Atkore Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 304
- +2 vs. Q4 2025
- Shares held
- 32.5M
- +4.21M (+14.9%) vs. Q4 2025
- Total value
- $1.91B
- +$122.1M (+6.8%) vs. Q4 2025
- New holders
- 50
- 102 more added
- Sold out
- 48
- 95 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATKR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 326 | $2.50B |
| Q1 2026 | 304 | $1.91B |
| Q4 2025 | 308 | $2.03B |
| Q3 2025 | 300 | $2.03B |
| Q2 2025 | 297 | $2.32B |
| Q1 2025 | 297 | $2.01B |
| Q4 2024 | 331 | $3.11B |
| Q3 2024 | 371 | $3.11B |
| Q2 2024 | 454 | $5.34B |
| Q1 2024 | 457 | $7.55B |
| Q4 2023 | 446 | $6.28B |
| Q3 2023 | 413 | $5.79B |
| Q2 2023 | 408 | $6.04B |
| Q1 2023 | 396 | $5.40B |
| Q4 2022 | 370 | $4.47B |
| Q3 2022 | 300 | $3.21B |
| Q2 2022 | 319 | $3.39B |
| Q1 2022 | 325 | $4.12B |
| Q4 2021 | 312 | $4.77B |
| Q3 2021 | 274 | $3.81B |
| Q2 2021 | 255 | $3.13B |
| Q1 2021 | 239 | $3.25B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Atkore Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gates Capital Management, Inc. | 2,685,718 | $158.2M | 5.46% | −47,429−1.7% | Reduced |
| BlackRock, Inc. | 2,626,791 | $154.7M | 0.00% | +71,086+2.8% | Added |
| Vanguard Portfolio Management LLC | 2,090,469 | $123.1M | 0.01% | +2,090,469 | New |
| Vanguard Capital Management LLC | 1,515,110 | $89.3M | 0.00% | +1,515,110 | New |
| American Century Companies Inc | 1,439,116 | $84.8M | 0.04% | +185,567+14.8% | Added |
| Dimensional Fund Advisors LP | 1,227,991 | $72.3M | 0.02% | +97,514+8.6% | Added |
| First Trust Advisors LP | 1,226,840 | $72.3M | 0.05% | −158,901−11.5% | Reduced |
| LSV Asset Management | 1,051,861 | $62.0M | 0.13% | +91,411+9.5% | Added |
| Coliseum Capital Management, LLC | 947,070 | $55.8M | 4.57% | +137,765+17.0% | Added |
| Geode Capital Management, LLC | 854,731 | $50.4M | 0.00% | +52,517+6.5% | Added |
| State Street Corp | 835,156 | $49.2M | 0.00% | +7,635+0.9% | Added |
| Earnest Partners LLC | 777,905 | $45.8M | 0.19% | −5,833−0.7% | Reduced |
| Hill City Capital, LP | 728,206 | $42.9M | 1.53% | 00.0% | Unchanged |
| Harding Loevner LP | 704,862 | $41.5M | 0.43% | −27,891−3.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 698,134 | $41.1M | 0.02% | −6,534−0.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 532,992 | $31.4M | 0.04% | +181,705+51.7% | Added |
| Bank of America Corp | 462,278 | $27.2M | 0.00% | +42,593+10.1% | Added |
| Charles Schwab Investment Management Inc | 417,644 | $24.6M | 0.00% | +6,673+1.6% | Added |
| Gendell Jeffrey L | 400,214 | $23.6M | 0.32% | +13,013+3.4% | Added |
| Victory Capital Management Inc | 379,274 | $22.3M | 0.01% | −113,042−23.0% | Reduced |
| London Co of Virginia | 377,623 | $22.2M | 0.14% | −34,106−8.3% | Reduced |
| Oslo Pensjonsforsikring AS | 377,000 | $22.2M | 3.46% | +377,000 | New |
| Two Sigma Investments, LP | 353,000 | $20.8M | 0.02% | +133,669+60.9% | Added |
| New York State Common Retirement Fund | 343,515 | $20.2M | 0.03% | −2,313−0.7% | Reduced |
| Jacobs Levy Equity Management, Inc | 343,289 | $20.2M | 0.09% | +19,570+6.0% | Added |
| Morgan Stanley | 338,300 | $19.9M | 0.00% | −58,207−14.7% | Reduced |
| Northern Trust Corp | 321,363 | $18.9M | 0.00% | −42,286−11.6% | Reduced |
| Canyon Capital Advisors LLC | 305,000 | $18.0M | 2.33% | +305,000 | New |
| Swedbank AB | 296,206 | $17.4M | 0.02% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 276,092 | $16.3M | 0.00% | −107,749−28.1% | Reduced |
| Canada Pension Plan Investment Board | 247,162 | $14.6M | 0.01% | −81,938−24.9% | Reduced |
| JPMorgan Chase & Co | 250,308 | $14.6M | 0.00% | −146,838−37.0% | Reduced |
| Bridgeway Capital Management, LLC | 244,183 | $14.4M | 0.29% | +12,572+5.4% | Added |
| Bank of New York Mellon Corp | 235,919 | $13.9M | 0.00% | +148+0.1% | Added |
| Vanguard Fiduciary Trust Co | 218,268 | $12.9M | 0.00% | +218,268 | New |
| SEI Investments Co | 208,454 | $12.3M | 0.01% | +2,536+1.2% | Added |
| Nuveen, LLC | 193,913 | $11.4M | 0.00% | +396+0.2% | Added |
| Wells Fargo & Company | 178,047 | $10.5M | 0.00% | −23,541−11.7% | Reduced |
| DnB Asset Management AS | 166,582 | $9.81M | 0.03% | +20,398+14.0% | Added |
| Federated Hermes, Inc. | 159,628 | $9.40M | 0.02% | +5,087+3.3% | Added |
| Barclays PLC | 158,793 | $9.35M | 0.00% | +96,928+156.7% | Added |
| Deutsche Bank AG | 156,118 | $9.20M | 0.00% | +90,124+136.6% | Added |
| Hotchkis & Wiley Capital Management LLC | 153,486 | $9.04M | 0.03% | −2,238−1.4% | Reduced |
| Man Group plc | 150,330 | $8.86M | 0.02% | +89,306+146.3% | Added |
| Qube Research & Technologies Ltd | 147,045 | $8.66M | 0.01% | +61,875+72.6% | Added |
| Pacer Advisors, Inc. | 136,207 | $8.02M | 0.02% | −41,981−23.6% | Reduced |
| Empowered Funds, LLC | 133,516 | $7.87M | 0.05% | +133,516 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 125,800 | $7.41M | 0.01% | +62,800+99.7% | Added |
| Allianz Asset Management GmbH | 121,937 | $7.18M | 0.01% | +85,499+234.6% | Added |
| PDT Partners, LLC | 116,168 | $6.84M | 0.41% | +112,468+3,039.7% | Added |
| UBS Asset Management Americas Inc | 106,270 | $6.26M | 0.00% | +4,898+4.8% | Added |
| Woodline Partners LP | 102,081 | $6.01M | 0.02% | +102,081 | New |
| Invesco Ltd. | 94,349 | $5.56M | 0.00% | −9,416−9.1% | Reduced |
| Russell Investments Group, Ltd. | 94,309 | $5.56M | 0.01% | +10,565+12.6% | Added |
| Nordea Investment Management AB | 93,483 | $5.43M | 0.01% | −4,126−4.2% | Reduced |
| Rock Point Advisors, LLC | 85,685 | $5.05M | 1.37% | +683+0.8% | Added |
| Voloridge Investment Management, LLC | 85,587 | $5.04M | 0.02% | −107,223−55.6% | Reduced |
| Allspring Global Investments Holdings, LLC | 76,830 | $4.63M | 0.01% | −85,513−52.7% | Reduced |
| UBS Group AG | 77,232 | $4.55M | 0.00% | +26,516+52.3% | Added |
| BNP Paribas Arbitrage, SA | 76,228 | $4.49M | 0.00% | +14,585+23.7% | Added |
| Nomura Asset Management International Inc. | 74,282 | $4.38M | 0.01% | +13,820+22.9% | Added |
| Kestrel Investment Management Corp | 74,150 | $4.37M | 2.61% | −500−0.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 73,456 | $4.33M | 0.01% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 72,701 | $4.28M | 0.00% | +8,184+12.7% | Added |
| Ameriprise Financial Inc | 70,514 | $4.15M | 0.00% | −15,414−17.9% | Reduced |
| Martingale Asset Management L P | 69,738 | $4.11M | 0.10% | +47,992+220.7% | Added |
| Swiss National Bank | 66,400 | $3.91M | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 64,743 | $3.81M | 0.00% | −82,918−56.2% | Reduced |
| Prudential Financial Inc | 64,190 | $3.78M | 0.00% | +37,820+143.4% | Added |
| Allianz SE | 62,273 | $3.67M | 0.04% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 61,270 | $3.61M | 0.00% | −51,875−45.8% | Reduced |
| Raymond James Financial Inc | 60,821 | $3.58M | 0.00% | +10,160+20.1% | Added |
| Denali Advisors LLC | 55,000 | $3.24M | 0.36% | 00.0% | Unchanged |
| Edentree Asset Management Ltd | 54,550 | $3.21M | 0.97% | 00.0% | Unchanged |
| AQR Capital Management LLC | 50,926 | $3.00M | 0.00% | +1,258+2.5% | Added |
| Jane Street Group, LLC | 48,689 | $2.87M | 0.00% | −144,755−74.8% | Reduced |
| O'Shaughnessy Asset Management, LLC | 48,593 | $2.86M | 0.01% | −6,128−11.2% | Reduced |
| Balyasny Asset Management LLC | 46,663 | $2.75M | 0.01% | −21,760−31.8% | Reduced |
| Rhumbline Advisers | 43,619 | $2.57M | 0.00% | −887−2.0% | Reduced |
| CastleKnight Management LP | 42,200 | $2.49M | 0.12% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 40,434 | $2.38M | 0.00% | +10,685+35.9% | Added |
| California State Teachers Retirement System | 39,703 | $2.34M | 0.00% | +7,829+24.6% | Added |
| Oppenheimer Asset Management Inc. | 39,241 | $2.31M | 0.03% | +39,241 | New |
| Millennium Management LLC | 39,226 | $2.31M | 0.00% | +5,996+18.0% | Added |
| SG Americas Securities, LLC | 39,195 | $2.31M | 0.00% | +7,172+22.4% | Added |
| Price T Rowe Associates Inc | 38,607 | $2.27M | 0.00% | +5,824+17.8% | Added |
| Alliancebernstein L.P. | 35,060 | $2.22M | 0.00% | 00.0% | Unchanged |
| Isthmus Partners, LLC | 36,814 | $2.17M | 0.23% | +582+1.6% | Added |
| CSM Advisors, LLC | 36,229 | $2.13M | 0.05% | +3,217+9.7% | Added |
| Omers Administration Corp | 34,951 | $2.06M | 0.01% | +3,500+11.1% | Added |
| Hudson Bay Capital Management LP | 34,946 | $2.06M | 0.01% | −46,544−57.1% | Reduced |
| State of New Jersey Common Pension Fund D | 33,712 | $1.99M | 0.01% | +33,712 | New |
| Lazard Asset Management LLC | 33,496 | $1.97M | 0.00% | +28,513+572.2% | Added |
| Toroso Investments, LLC | 31,931 | $1.88M | 0.01% | +20,636+182.7% | Added |
| Legal & General Group Plc | 31,858 | $1.88M | 0.00% | −4,686−12.8% | Reduced |
| Vanguard Asset Management, Ltd | 30,988 | $1.83M | 0.00% | +30,988 | New |
| Brevan Howard Capital Management LP | 30,561 | $1.80M | 0.02% | +30,561 | New |
| Franklin Resources Inc | 29,787 | $1.75M | 0.00% | −1,633−5.2% | Reduced |
| Vanguard Global Advisers, LLC | 28,204 | $1.66M | 0.00% | +28,204 | New |
| Kerrisdale Advisers, LLC | 28,074 | $1.65M | 0.63% | 00.0% | Unchanged |