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 |
|---|---|---|---|---|---|
| JB Capital Partners LP | 25,000 | $1.47M | 0.25% | 00.0% | Unchanged |
| Mitsubishi UFJ Trust & Banking Corp | 25,320 | $1.49M | 0.00% | −3,576−12.4% | Reduced |
| Magnetar Financial LLC | 25,460 | $1.50M | 0.02% | +6,223+32.3% | Added |
| Linden Thomas Advisory Services, LLC | 25,677 | $1.51M | 0.15% | +12,964+102.0% | Added |
| Kerrisdale Advisers, LLC | 28,074 | $1.65M | 0.63% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 28,204 | $1.66M | 0.00% | +28,204 | New |
| Franklin Resources Inc | 29,787 | $1.75M | 0.00% | −1,633−5.2% | Reduced |
| Brevan Howard Capital Management LP | 30,561 | $1.80M | 0.02% | +30,561 | New |
| Vanguard Asset Management, Ltd | 30,988 | $1.83M | 0.00% | +30,988 | New |
| Legal & General Group Plc | 31,858 | $1.88M | 0.00% | −4,686−12.8% | Reduced |
| Toroso Investments, LLC | 31,931 | $1.88M | 0.01% | +20,636+182.7% | Added |
| Lazard Asset Management LLC | 33,496 | $1.97M | 0.00% | +28,513+572.2% | Added |
| State of New Jersey Common Pension Fund D | 33,712 | $1.99M | 0.01% | +33,712 | New |
| Hudson Bay Capital Management LP | 34,946 | $2.06M | 0.01% | −46,544−57.1% | Reduced |
| Omers Administration Corp | 34,951 | $2.06M | 0.01% | +3,500+11.1% | Added |
| CSM Advisors, LLC | 36,229 | $2.13M | 0.05% | +3,217+9.7% | Added |
| Isthmus Partners, LLC | 36,814 | $2.17M | 0.23% | +582+1.6% | Added |
| Alliancebernstein L.P. | 35,060 | $2.22M | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 38,607 | $2.27M | 0.00% | +5,824+17.8% | Added |
| SG Americas Securities, LLC | 39,195 | $2.31M | 0.00% | +7,172+22.4% | Added |
| Millennium Management LLC | 39,226 | $2.31M | 0.00% | +5,996+18.0% | Added |
| Oppenheimer Asset Management Inc. | 39,241 | $2.31M | 0.03% | +39,241 | New |
| California State Teachers Retirement System | 39,703 | $2.34M | 0.00% | +7,829+24.6% | Added |
| Susquehanna International Group, LLP | 40,434 | $2.38M | 0.00% | +10,685+35.9% | Added |
| CastleKnight Management LP | 42,200 | $2.49M | 0.12% | 00.0% | Unchanged |
| Rhumbline Advisers | 43,619 | $2.57M | 0.00% | −887−2.0% | Reduced |
| Balyasny Asset Management LLC | 46,663 | $2.75M | 0.01% | −21,760−31.8% | Reduced |
| O'Shaughnessy Asset Management, LLC | 48,593 | $2.86M | 0.01% | −6,128−11.2% | Reduced |
| Jane Street Group, LLC | 48,689 | $2.87M | 0.00% | −144,755−74.8% | Reduced |
| AQR Capital Management LLC | 50,926 | $3.00M | 0.00% | +1,258+2.5% | Added |
| Edentree Asset Management Ltd | 54,550 | $3.21M | 0.97% | 00.0% | Unchanged |
| Denali Advisors LLC | 55,000 | $3.24M | 0.36% | 00.0% | Unchanged |
| Raymond James Financial Inc | 60,821 | $3.58M | 0.00% | +10,160+20.1% | Added |
| D. E. Shaw & Co., Inc. | 61,270 | $3.61M | 0.00% | −51,875−45.8% | Reduced |
| Allianz SE | 62,273 | $3.67M | 0.04% | 00.0% | Unchanged |
| Prudential Financial Inc | 64,190 | $3.78M | 0.00% | +37,820+143.4% | Added |
| Citadel Advisors LLC | 64,743 | $3.81M | 0.00% | −82,918−56.2% | Reduced |
| Swiss National Bank | 66,400 | $3.91M | 0.00% | 00.0% | Unchanged |
| Martingale Asset Management L P | 69,738 | $4.11M | 0.10% | +47,992+220.7% | Added |
| Ameriprise Financial Inc | 70,514 | $4.15M | 0.00% | −15,414−17.9% | Reduced |
| Envestnet Asset Management Inc | 72,701 | $4.28M | 0.00% | +8,184+12.7% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 73,456 | $4.33M | 0.01% | 00.0% | Unchanged |
| Kestrel Investment Management Corp | 74,150 | $4.37M | 2.61% | −500−0.7% | Reduced |
| Nomura Asset Management International Inc. | 74,282 | $4.38M | 0.01% | +13,820+22.9% | Added |
| BNP Paribas Arbitrage, SA | 76,228 | $4.49M | 0.00% | +14,585+23.7% | Added |
| UBS Group AG | 77,232 | $4.55M | 0.00% | +26,516+52.3% | Added |
| Allspring Global Investments Holdings, LLC | 76,830 | $4.63M | 0.01% | −85,513−52.7% | Reduced |
| Voloridge Investment Management, LLC | 85,587 | $5.04M | 0.02% | −107,223−55.6% | Reduced |
| Rock Point Advisors, LLC | 85,685 | $5.05M | 1.37% | +683+0.8% | Added |
| Nordea Investment Management AB | 93,483 | $5.43M | 0.01% | −4,126−4.2% | Reduced |
| Russell Investments Group, Ltd. | 94,309 | $5.56M | 0.01% | +10,565+12.6% | Added |
| Invesco Ltd. | 94,349 | $5.56M | 0.00% | −9,416−9.1% | Reduced |
| Woodline Partners LP | 102,081 | $6.01M | 0.02% | +102,081 | New |
| UBS Asset Management Americas Inc | 106,270 | $6.26M | 0.00% | +4,898+4.8% | Added |
| PDT Partners, LLC | 116,168 | $6.84M | 0.41% | +112,468+3,039.7% | Added |
| Allianz Asset Management GmbH | 121,937 | $7.18M | 0.01% | +85,499+234.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 125,800 | $7.41M | 0.01% | +62,800+99.7% | Added |
| Empowered Funds, LLC | 133,516 | $7.87M | 0.05% | +133,516 | New |
| Pacer Advisors, Inc. | 136,207 | $8.02M | 0.02% | −41,981−23.6% | Reduced |
| Qube Research & Technologies Ltd | 147,045 | $8.66M | 0.01% | +61,875+72.6% | Added |
| Man Group plc | 150,330 | $8.86M | 0.02% | +89,306+146.3% | Added |
| Hotchkis & Wiley Capital Management LLC | 153,486 | $9.04M | 0.03% | −2,238−1.4% | Reduced |
| Deutsche Bank AG | 156,118 | $9.20M | 0.00% | +90,124+136.6% | Added |
| Barclays PLC | 158,793 | $9.35M | 0.00% | +96,928+156.7% | Added |
| Federated Hermes, Inc. | 159,628 | $9.40M | 0.02% | +5,087+3.3% | Added |
| DnB Asset Management AS | 166,582 | $9.81M | 0.03% | +20,398+14.0% | Added |
| Wells Fargo & Company | 178,047 | $10.5M | 0.00% | −23,541−11.7% | Reduced |
| Nuveen, LLC | 193,913 | $11.4M | 0.00% | +396+0.2% | Added |
| SEI Investments Co | 208,454 | $12.3M | 0.01% | +2,536+1.2% | Added |
| Vanguard Fiduciary Trust Co | 218,268 | $12.9M | 0.00% | +218,268 | New |
| Bank of New York Mellon Corp | 235,919 | $13.9M | 0.00% | +148+0.1% | Added |
| Bridgeway Capital Management, LLC | 244,183 | $14.4M | 0.29% | +12,572+5.4% | Added |
| JPMorgan Chase & Co | 250,308 | $14.6M | 0.00% | −146,838−37.0% | Reduced |
| Canada Pension Plan Investment Board | 247,162 | $14.6M | 0.01% | −81,938−24.9% | Reduced |
| Goldman Sachs Group Inc | 276,092 | $16.3M | 0.00% | −107,749−28.1% | Reduced |
| Swedbank AB | 296,206 | $17.4M | 0.02% | 00.0% | Unchanged |
| Canyon Capital Advisors LLC | 305,000 | $18.0M | 2.33% | +305,000 | New |
| Northern Trust Corp | 321,363 | $18.9M | 0.00% | −42,286−11.6% | Reduced |
| Morgan Stanley | 338,300 | $19.9M | 0.00% | −58,207−14.7% | Reduced |
| Jacobs Levy Equity Management, Inc | 343,289 | $20.2M | 0.09% | +19,570+6.0% | Added |
| New York State Common Retirement Fund | 343,515 | $20.2M | 0.03% | −2,313−0.7% | Reduced |
| Two Sigma Investments, LP | 353,000 | $20.8M | 0.02% | +133,669+60.9% | Added |
| Oslo Pensjonsforsikring AS | 377,000 | $22.2M | 3.46% | +377,000 | New |
| London Co of Virginia | 377,623 | $22.2M | 0.14% | −34,106−8.3% | Reduced |
| Victory Capital Management Inc | 379,274 | $22.3M | 0.01% | −113,042−23.0% | Reduced |
| Gendell Jeffrey L | 400,214 | $23.6M | 0.32% | +13,013+3.4% | Added |
| Charles Schwab Investment Management Inc | 417,644 | $24.6M | 0.00% | +6,673+1.6% | Added |
| Bank of America Corp | 462,278 | $27.2M | 0.00% | +42,593+10.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 532,992 | $31.4M | 0.04% | +181,705+51.7% | Added |
| Arrowstreet Capital, Limited Partnership | 698,134 | $41.1M | 0.02% | −6,534−0.9% | Reduced |
| Harding Loevner LP | 704,862 | $41.5M | 0.43% | −27,891−3.8% | Reduced |
| Hill City Capital, LP | 728,206 | $42.9M | 1.53% | 00.0% | Unchanged |
| Earnest Partners LLC | 777,905 | $45.8M | 0.19% | −5,833−0.7% | Reduced |
| State Street Corp | 835,156 | $49.2M | 0.00% | +7,635+0.9% | Added |
| Geode Capital Management, LLC | 854,731 | $50.4M | 0.00% | +52,517+6.5% | Added |
| Coliseum Capital Management, LLC | 947,070 | $55.8M | 4.57% | +137,765+17.0% | Added |
| LSV Asset Management | 1,051,861 | $62.0M | 0.13% | +91,411+9.5% | Added |
| First Trust Advisors LP | 1,226,840 | $72.3M | 0.05% | −158,901−11.5% | Reduced |
| Dimensional Fund Advisors LP | 1,227,991 | $72.3M | 0.02% | +97,514+8.6% | Added |
| American Century Companies Inc | 1,439,116 | $84.8M | 0.04% | +185,567+14.8% | Added |