Form4insider filings, from the source

Insider · CIK 0001288109

T Michael Young

Files at: KOP. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
May 8, 2018 AForm 4 →May 9, 5:39 pm EDTKoppers Holdings Inc.KOP2,430——35,516— plan?
May 10, 2017 AForm 4 →Jun 2, 10:56 am EDTKoppers Holdings Inc.KOP2,442——33,086— plan? late
May 11, 2016 AForm 4 →May 13, 11:14 am EDTKoppers Holdings Inc.KOP3,752——30,644— plan?
May 13, 2015 AForm 4 →May 15, 2:16 pm EDTKoppers Holdings Inc.KOP3,195——26,892— plan?
Apr 22, 2015 AForm 4 →Apr 22, 4:57 pm EDTKoppers Holdings Inc.KOP52——23,697— plan?

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.