KOP SEC Form 4 filings
Koppers Holdings Inc. Latest Insider Trading Activity
Over the past 27 days, Koppers Holdings Inc. (KOP) has had 5 total open-market insider transactions represented in the displayed records. The most recent transaction was on August 31, 2026, when Ball M Leroy (Koppers Holdings Inc. CEO) reported a sale of 4,000 shares at $45.96 per share. This page shows up to the 5 most recent SEC Form 4 filing records on a 24-hour delay. Sign up for real-time updates and access to 5 years of historic insider trading data.
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| KOP | 2026-09-01 | 2026-08-31 | Koppers Holdings Inc. | Ball M Leroy | CEO | Sell | 1 | 4,000 | $45.96 | $183,840.00 | 0.92% | View Filing |
| KOP | 2026-08-20 | 2026-08-19 | Koppers Holdings Inc. | Ball M Leroy | CEO | Sell | 1 | 3,000 | $45.84 | $137,520.00 | 0.69% | View Filing |
| KOP | 2026-08-13 | 2026-08-12 | Koppers Holdings Inc. | Lucas Stephen G | SVP, Culture and Engagement | Sell | 1 | 1,308 | $44.55 | $58,271.40 | 3.67% | View Filing |
| KOP | 2026-08-12 | 2026-08-11 | Koppers Holdings Inc. | Sullivan James A. | President and CTO | Sell | 1 | 7,500 | $50.00 | $375,000.00 | 8.30% | View Filing |
| KOP | 2026-08-11 | 2026-08-10 | Koppers Holdings Inc. | Pearce Bradley A | CAO | Sell | 1 | 2,000 | $51.01 | $102,020.00 | 4.65% | View Filing |
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Alerts are based on public SEC filings and are provided for informational purposes only; they do not constitute financial advice.