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Insider selling
M Leroy Ball sold $138K of Koppers Holdings Inc. (KOP) stock
M Leroy Ball, CEO of Koppers Holdings Inc. (KOP), sold 3,000 shares of KOP stock worth $138K, per an SEC Form 4 filed Aug 20, 2026.
It was an open-market sale.
The trade happened on Aug 19, 2026, 1 day before it was made public.
KOP has moved +2.7% since the trade date, from $44.90 to $46.10 (Sep 22, 2026 close).
- Traded
- Aug 19, 2026
- Disclosed
- Aug 20, 2026
- Filing delay
- 1 day
- Price since
- +2.7%
- Role
- CEO
- Source
- SEC Form 4
More KOP insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.