KOPPERS HOLDINGS INC (KOP) Institutional Ownership Changes & 13F Activity
KOPPERS HOLDINGS INC (KOP). 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 Simcoe Capital Management, Llc, Invesco Ltd., Ameriprise Financial Inc, Two Sigma Investments, Lp, and Charles Schwab Investment Management Inc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Sell | -368 | -7.1% | 4,812 | $216.06K | Q2 2026 | Sep 09, 2026 |
| California State Teachers Retirement System | Buy | +1,267 | +6.8% | 19,975 | $896.88K | Q2 2026 | Aug 24, 2026 |
| Empowered Funds, Llc | Buy | +6,214 | +6.4% | 102,787 | $4.62M | Q2 2026 | Aug 17, 2026 |
| Public Employees Retirement System Of Ohio | Sell | -1,455 | -56.5% | 1,120 | $50.29K | Q2 2026 | Aug 17, 2026 |
| Simcoe Capital Management, Llc | Buy | +471,730 | +49.9% | 1,416,160 | $63.59M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +332,605 | — | 332,605 | $14.93M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +285,656 | — | 285,656 | $12.83M | Q2 2026 | Aug 14, 2026 |
| Two Sigma Investments, Lp | Sell | -151,484 | -36.3% | 266,052 | $11.95M | Q2 2026 | Aug 14, 2026 |
| Charles Schwab Investment Management Inc | Sell | -93,756 | -19.6% | 384,122 | $17.25M | Q2 2026 | Aug 14, 2026 |
| Jane Street Group, Llc | Sell | -92,939 | -63.2% | 54,010 | $2.43M | Q2 2026 | Aug 14, 2026 |
| Hrt Financial Lp | Sell | -73,305 | -85.5% | 12,470 | $559.00K | Q2 2026 | Aug 14, 2026 |
| Quaker Capital Investments, Llc | Sell | -49,297 | -10.8% | 408,555 | $18.34M | Q2 2026 | Aug 14, 2026 |
| Sei Investments Co | Sell | -36,161 | -51.7% | 33,818 | $1.52M | Q2 2026 | Aug 14, 2026 |
| Engineers Gate Manager Lp | Sell | -26,503 | -68.9% | 11,940 | $536.11K | Q2 2026 | Aug 14, 2026 |
| Xtx Topco Ltd | Buy | +21,785 | +88.4% | 46,434 | $2.08M | Q2 2026 | Aug 14, 2026 |
| Aqr Capital Management Llc | Sell | -17,262 | -18.1% | 78,205 | $3.51M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +13,964 | +9.6% | 158,809 | $7.13M | Q2 2026 | Aug 14, 2026 |
| Gotham Asset Management, Llc | Buy | +11,522 | — | 11,522 | $517.34K | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Sell | -11,032 | -8.6% | 117,916 | $5.29M | Q2 2026 | Aug 14, 2026 |
| State Of Wisconsin Investment Board | Sell | -10,696 | -31.7% | 23,048 | $1.03M | Q2 2026 | Aug 14, 2026 |
| Integrated Quantitative Investments Llc | Buy | +8,436 | — | 8,436 | $378.78K | Q2 2026 | Aug 14, 2026 |
| Wells Fargo & Company/Mn | Buy | +8,239 | +112.5% | 15,564 | $698.84K | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +7,951 | +63.6% | 20,462 | $918.74K | Q2 2026 | Aug 14, 2026 |
| Jacobs Levy Equity Management, Inc | Sell | -7,505 | -37.3% | 12,593 | $565.43K | Q2 2026 | Aug 14, 2026 |
| Hancock Whitney Corp | Buy | +6,751 | +38.2% | 24,418 | $1.10M | Q2 2026 | Aug 14, 2026 |
| Mangrove Partners Im, Llc | Buy | +6,734 | +117.1% | 12,486 | $560.62K | Q2 2026 | Aug 14, 2026 |
| Raymond James Financial Inc | Buy | +6,582 | +61.0% | 17,375 | $780.12K | Q2 2026 | Aug 14, 2026 |
| Bridgeway Capital Management, Llc | Buy | +6,214 | +4.2% | 153,740 | $6.90M | Q2 2026 | Aug 14, 2026 |
| Barclays Plc | Sell | -5,823 | -67.8% | 2,762 | $124.02K | Q2 2026 | Aug 14, 2026 |
| Squarepoint Ops Llc | Buy | +5,744 | +103.3% | 11,304 | $507.55K | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about KOP activity
Which institutional owners are buying KOP?
Institutional owners buying KOP 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 KOP activity?
"Buy" means an investor increased their reported position in KOP compared to the prior reporting period. This reflects growing exposure to KOPPERS HOLDINGS INC (KOP) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in KOP increasing?
Institutional interest in KOP 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 KOP Institutional Insights
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