ATKORE INC (ATKR) Institutional Ownership Changes & 13F Activity
ATKORE INC (ATKR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Gates Capital Management, Inc., T. Rowe Price Investment Management, Inc., Irenic Capital Management Lp, Jacobs Levy Equity Management, Inc, and Canyon Capital Advisors Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Envestnet Asset Management Inc | Sell | -5,954 | -8.2% | 66,747 | $5.08M | Q2 2026 | Sep 23, 2026 |
| State Street Corp | Buy | +71,265 | +8.5% | 906,421 | $68.92M | Q2 2026 | Sep 22, 2026 |
| Manufacturers Life Insurance Company, The | Buy | +1,463 | +9.2% | 17,293 | $1.31M | Q2 2026 | Sep 09, 2026 |
| Parkside Financial Bank & Trust | Buy | +728 | +1456.0% | 778 | $59.16K | Q2 2026 | Sep 04, 2026 |
| Allianz Asset Management Gmbh | Buy | +59,901 | +49.1% | 181,838 | $13.83M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Sell | -1,248 | -3.1% | 38,455 | $2.92M | Q2 2026 | Aug 24, 2026 |
| Empowered Funds, Llc | Buy | +70,496 | +52.8% | 204,012 | $15.51M | Q2 2026 | Aug 17, 2026 |
| Hill City Capital, Lp | Sell | -4,100 | -0.6% | 724,106 | $55.06M | Q2 2026 | Aug 17, 2026 |
| Jefferies Financial Group Inc. | Sell | -3,337 | -19.9% | 13,400 | $1.02M | Q2 2026 | Aug 17, 2026 |
| Transamerica Financial Advisors, Llc | Sell | -54 | -96.4% | 2 | $152.00 | Q2 2026 | Aug 17, 2026 |
| Gates Capital Management, Inc. | Sell | -975,526 | -36.3% | 1,710,192 | $130.04M | Q2 2026 | Aug 14, 2026 |
| T. Rowe Price Investment Management, Inc. | Buy | +647,881 | — | 647,881 | $49.27M | Q2 2026 | Aug 14, 2026 |
| Irenic Capital Management Lp | Buy | +493,636 | +3531.8% | 507,613 | $38.60M | Q2 2026 | Aug 14, 2026 |
| Jacobs Levy Equity Management, Inc | Buy | +175,986 | +51.3% | 519,275 | $39.49M | Q2 2026 | Aug 14, 2026 |
| Canyon Capital Advisors Llc | Sell | -165,300 | -54.2% | 139,700 | $10.62M | Q2 2026 | Aug 14, 2026 |
| Canada Pension Plan Investment Board | Sell | -144,262 | -58.4% | 102,900 | $7.82M | Q2 2026 | Aug 14, 2026 |
| Harding Loevner Lp | Sell | -137,670 | -19.5% | 567,192 | $43.13M | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment Lp | Buy | +113,413 | — | 113,413 | $8.62M | Q2 2026 | Aug 14, 2026 |
| Aventail Capital Group, Lp | Buy | +94,600 | — | 94,600 | $7.19M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +93,910 | — | 93,910 | $7.14M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +84,178 | +137.4% | 145,448 | $11.06M | Q2 2026 | Aug 14, 2026 |
| Pdt Partners, Llc | Buy | +75,085 | +64.6% | 191,253 | $14.54M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +70,553 | — | 70,553 | $5.36M | Q2 2026 | Aug 14, 2026 |
| Edentree Asset Management Ltd | Sell | -53,000 | -97.2% | 1,550 | $117.86K | Q2 2026 | Aug 14, 2026 |
| Man Group Plc | Sell | -51,748 | -34.4% | 98,582 | $7.50M | Q2 2026 | Aug 14, 2026 |
| Engineers Gate Manager Lp | Buy | +50,141 | +723.5% | 57,071 | $4.34M | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | Buy | +49,751 | — | 49,751 | $3.78M | Q2 2026 | Aug 14, 2026 |
| Two Sigma Investments, Lp | Buy | +49,131 | +13.9% | 402,131 | $30.58M | Q2 2026 | Aug 14, 2026 |
| Xtx Topco Ltd | Buy | +45,021 | +774.9% | 50,831 | $3.87M | Q2 2026 | Aug 14, 2026 |
| Mirae Asset Global Etfs Holdings Ltd. | Buy | +42,615 | +8.0% | 575,607 | $43.77M | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about ATKR activity
Which institutional owners are buying ATKR?
Institutional owners buying ATKR include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in ATKR activity?
"Buy" means an investor increased their reported position in ATKR compared to the prior reporting period. This reflects growing exposure to ATKORE INC (ATKR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in ATKR increasing?
Institutional interest in ATKR can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related ATKR Institutional Insights
- ATKR Overview
- ATKR 13F Institutional Holders
- ATKR Top Institutional Shareholders
- Industrials Sector Institutional Ownership
- Industrials Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Industrials Stocks By Institutional Investors
- Most Sold Industrials Stocks By Institutional Investors
- ATKR Insider Trading & SEC Form 4 Activity
- ATKR Articles
- Top Institutional Investor Stock Rankings