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CIK 0001315257 · Large accelerated filer

Koppers Holdings Inc.

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Ticker
KOP
Exchange
NYSE
Industry
Lumber & Wood Products (No Furniture)
FY end
Dec 31
Incorporated
PA
Entity type
operating
EIN
201878963
Phone
412-227-2001
Business address
436 SEVENTH AVENUE, PITTSBURGH, PA, 15219
Former names
KI Holdings Inc.
  1. 8-K Event Executive or director change
  2. 8-K Event Executive or director change
  3. 4 Insider Changes in Ownership
  4. 4 Insider Changes in Ownership
  5. 10-Q Report Quarterly Report
  6. 4 Insider Changes in Ownership
  7. 4 Insider Changes in Ownership
  8. 3 Insider Initial Statement of Ownership
  9. 4 Insider Changes in Ownership
  10. 8-K Event Executive or director change
  11. 4 Insider Changes in Ownership
  12. 4 Insider Changes in Ownership
  13. 4 Insider Changes in Ownership
  14. 4 Insider Changes in Ownership
  15. 4 Insider Changes in Ownership
  16. 4 Insider Changes in Ownership
  17. 4 Insider Changes in Ownership
  18. 4 Insider Changes in Ownership
  19. 4 Insider Changes in Ownership
  20. 4 Insider Changes in Ownership

Page 97 of 102 · 2,031 filings