Companies

Koppers Holdings Inc. (KOP) SEC filings

CIK 0001315257 · Lumber & Wood Products (No Furniture) (SIC 2400) · NYSE · incorporated in PA · fiscal year ends 12/31

Annual financials (from the company's own XBRL in its 10-K filings)

FY2025FY2024
Revenue (USD)1.9 B2.0 B
Net income (USD)56.0 M63.4 M
Diluted EPS (USD/shares)2.742.98

Latest filings

FiledFormDescriptionPeriod
2026-10-19SCHEDULE 13G/ASCHEDULE 13G/A
2026-10-08SCHEDULE 13G/ASCHEDULE 13G/A
2026-09-154FORM 42026-09-14
2026-09-154FORM 42026-09-14
2026-09-154FORM 42026-09-14
2026-09-154FORM 42026-09-14
2026-09-014FORM 42026-08-31
2026-08-204FORM 42026-08-19
2026-08-134FORM 42026-08-12
2026-08-124FORM 42026-08-11
2026-08-12144144
2026-08-114FORM 42026-08-10
2026-08-114FORM 42026-08-07
2026-08-11144144
2026-08-10144144
2026-08-07144144
2026-08-0610-Q10-Q2026-06-30
2026-08-068-K8-K items 2.02,9.012026-08-06
2026-07-31SCHEDULE 13G/ASCHEDULE 13G/A
2026-06-234FORM 42026-06-18
2026-06-174FORM 42026-06-15
2026-06-174FORM 42026-06-15
2026-06-174FORM 42026-06-15
2026-06-174FORM 42026-06-15
2026-06-154FORM 42026-06-11

Forms on file (last 1,000): 4 636, 8-K 99, 144 58, SC 13G/A 41, 10-Q 34, 4/A 29, 3 18, SC 13G 14. Source: SEC EDGAR, as filed; this page is public data and not investment advice.

For software and AI agents: the same data as JSON, per call, no account: GET https://store.agentexchange.work/gw/filings/company?ticker=KOP (0.002 USD), /gw/filings/filings?ticker=KOP&form=8-K, /gw/filings/facts?ticker=KOP&concept=Revenues, full-text /gw/filings/search?q=.... Pay per call in USDC (x402) or with a 19 USD card key for 1,000 calls. Catalogue · llms.txt

Updated from EDGAR within 30 minutes of a filing. Agent Exchange