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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 Results of operations
  2. 8-K Event Results of operations
  3. 8-K Event Executive or director change · Regulation FD disclosure
  4. 8-K Event Results of operations · Exit or restructuring costs · Executive or director change · Shareholder vote results · Regulation FD disclosure
  5. 8-K/A Event Executive or director change
  6. 8-K/A Event Executive or director change
  7. 8-K Event Results of operations
  8. 8-K Event Executive or director change · Other events
  9. 8-K/A Event Exit or restructuring costs
  10. 8-K Event Results of operations
  11. 8-K Event Executive or director change
  12. 8-K Event Results of operations
  13. 8-K Event Material agreement · New debt or obligation
  14. 8-K Event Executive or director change · Other events
  15. 8-K Event Results of operations · Executive or director change · Shareholder vote results
  16. 8-K Event Results of operations
  17. 8-K Event Material agreement · New debt or obligation
  18. 8-K Event Executive or director change
  19. 8-K Event Exit or restructuring costs
  20. 8-K Event Results of operations · Exit or restructuring costs

Page 1 of 11 · 209 filings