Koppers Highlights Sustainability Achievements Including Notable Greenhouse Gas Reduction

SEC Filing Details

Document Details

Form
Filing Date
Feb 17, 2022
Document Date
Jan 5, 2022
Form Description
Amendment to a previously filed 4
Filing Group
3,4,5
Company
Koppers Holdings, Inc.
Issuer
Koppers Holdings Inc.
Filer
APOSTOLOU STEPHANIE L