Form4insider filings, from the source

Insider · CIK 0001776180

Bradley A Pearce

Files at: KOP. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $102k · 1net −$102k
$10k$10k$100k$100k$1M$1MbuyssalesAug 9Aug 9Aug 9Aug 10Aug 10Aug 10Aug 11

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 10, 2026 SForm 4 →Aug 11, 4:25 pm EDTKoppers Holdings Inc.KOP2,000$51.01$102,02041,037−4.65%

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.