CIK 0001315257 · Large accelerated filer
Koppers Holdings Inc.
Sign in to watch- 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.
- 4 Insider Changes in Ownership
- 3 Insider Initial Statement of Ownership
- S-8 Other Securities Offered to Employees in Benefit Plans
- 8-K Event Exit or restructuring costs
- 8-K Event Material agreement
- 8-K Event Material agreement · Executive or director change
- 8-K Event Results of operations
- 10-Q Report Quarterly Report
- 8-K Event New debt or obligation
- 8-K Event Material agreement
- 8-K Event Exit or restructuring costs
- 10-K Report Annual Report
- 8-K Event Results of operations
- 8-K Event Material agreement
- SC 13G Stake Amended Statement of Ownership
- SC 13G Stake Amended Statement of Ownership
- SC 13G Stake Amended Statement of Ownership
- 8-K Event Material agreement · Agreement ended · Bylaws or fiscal year change
- 4 Insider Changes in Ownership
- 4 Insider Changes in Ownership
Page 99 of 102 · 2,031 filings