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 |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 1,515,110 | $89.3M | 0.00% | +1,515,110 | New |
| Vanguard Portfolio Management LLC | 2,090,469 | $123.1M | 0.01% | +2,090,469 | New |
| BlackRock, Inc. | 2,626,791 | $154.7M | 0.00% | +71,086+2.8% | Added |
| Gates Capital Management, Inc. | 2,685,718 | $158.2M | 5.46% | −47,429−1.7% | Reduced |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −297,000−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −188,262−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −124,624−100.0% | Sold out |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −94,000−100.0% | Sold out |
| North Growth Management Ltd. | 0 | $0 | 0.00% | −94,000−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −67,300−100.0% | Sold out |
| Thompson Siegel & Walmsley LLC | 0 | $0 | 0.00% | −65,458−100.0% | Sold out |
| CacheTech Inc. | 0 | $0 | 0.00% | −47,076−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −47,051−100.0% | Sold out |
| Adams Wealth Management | 0 | $0 | 0.00% | −40,726−100.0% | Sold out |
| Willis Investment Counsel | 0 | $0 | 0.00% | −39,351−100.0% | Sold out |
| Virtus Family Office LLC | 0 | $0 | 0.00% | −25,504−100.0% | Sold out |
| Exit Wealth Advisors, LLC. | 0 | $0 | 0.00% | −18,812−100.0% | Sold out |
| Aventail Capital Group, LP | 0 | $0 | 0.00% | −15,603−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −12,679−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −11,649−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −11,102−100.0% | Sold out |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −10,804−100.0% | Sold out |
| Clayton Partners LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −9,985−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −9,657−100.0% | Sold out |
| Bokf, NA | 0 | $0 | 0.00% | −7,990−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −7,259−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −5,955−100.0% | Sold out |
| VARCOV Co. | 0 | $0 | 0.00% | −6,025−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −5,800−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −5,666−100.0% | Sold out |
| Wedge Capital Management L L P | 0 | $0 | 0.00% | −5,640−100.0% | Sold out |
| FourThought Financial Partners, LLC | 0 | $0 | 0.00% | −4,907−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −4,600−100.0% | Sold out |
| MML Investors Services, LLC | 0 | $0 | 0.00% | −4,238−100.0% | Sold out |
| EP Wealth Advisors, LLC | 0 | $0 | 0.00% | −3,664−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −1,218−100.0% | Sold out |
| Matrix Trust Co | 0 | $0 | 0.00% | −1,069−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −1,058−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −361−100.0% | Sold out |
| Danske Bank A/S | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Strategic Advocates LLC | 0 | $0 | 0.00% | −169−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −125−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| First Horizon Corp | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Pinnacle Wealth Planning Services, Inc. | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Bare Financial Services, Inc | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Retirement Wealth Solutions LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Cullen/Frost Bankers, Inc. | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Dunhill Financial, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| EMC Capital Management | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |