Koppers Reports Achievements in Safety, Sustainability and Financial Performance

SEC Filings
Filing date Form Description Filing Group View
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.CAL - XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.CAL - XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.PRE - XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
EX-101.LAB - XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
144

Filed by "insiders" prior intended sale of restricted stock. Non-EDGAR filing

Other
144

Filed by "insiders" prior intended sale of restricted stock. Non-EDGAR filing

Other
144

Filed by "insiders" prior intended sale of restricted stock. Non-EDGAR filing

Other