KOP
Koppers Holdings Inc.$45.97-0.03 (-0.07%)Prev Close$46.00·MCap$891.4M·P/E12.10·Vol88.3K·Yield0.01%
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Buys (12M)
0
$0.00
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Sells (12M)
11
$6.17M
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Net Activity
Net Seller
$6.17M
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Active Insiders
4
last 12 mo
Over the past 12 months, insider activity at Koppers Holdings Inc. (KOP) has been exclusively selling, with 0 insider purchases totaling $0.00 and 11 insider sales totaling $6.17M. The most recent insider transaction was by BALL M LEROY (director, officer: CEO), who sold $183.8K worth of shares on Sep 1, 2026. Koppers Holdings Inc. operates in the Basic Materials sector, within the Chemicals - Specialty industry, with a market cap of $891.4M.
KOP Insider Trading Activity
KOP Insider Buying Activity
The following table shows recent insider purchases of Koppers Holdings Inc. (KOP) stock reported via SEC Form 4 filings.
No insider buying activity found for KOP in the last 12 months.
KOP Insider Selling Activity
The following table shows recent insider sales of Koppers Holdings Inc. (KOP) stock reported via SEC Form 4 filings.