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Year archive

Koppers Holdings Inc. — 2020 filings

All 97 regulatory filings released by Koppers Holdings Inc. (KOP) in 2020, sourced directly from the official regulator.

97 Filings
2020 Period
2020 filings (97)
Filing Released Lang
8-K
Regulatory Filings
2020-12-17 English
FORM 4 SUBMISSION
Director's Dealing
2020-11-25 English
8-K
Regulatory Filings
2020-11-19 English
10-Q
Interim / Quarterly Report Q3 2020
2020-11-04 English
8-K
Regulatory Filings
2020-11-04 English
8-K
Regulatory Filings
2020-10-26 English
8-K
Regulatory Filings
2020-09-30 English
8-K
Regulatory Filings
2020-09-22 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-01 English
8-K
Regulatory Filings
2020-08-25 English
FORM 4 SUBMISSION
Director's Dealing
2020-08-10 English
10-Q
Interim / Quarterly Report Q2 2020
2020-08-05 English
8-K
Regulatory Filings
2020-08-05 English
8-K
Regulatory Filings
2020-07-27 English
8-K
Regulatory Filings
2020-06-17 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-20 English
8-K
Regulatory Filings
2020-05-20 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
FORM 4 SUBMISSION
Director's Dealing
2020-05-07 English
10-Q
Interim / Quarterly Report Q1 2020
2020-05-07 English
8-K
Regulatory Filings
2020-05-07 English
FORM S-8
Regulatory Filings
2020-05-06 English
8-K
Regulatory Filings
2020-04-27 English
DEFA14A
Regulatory Filings
2020-04-24 English
NOTICE & PROXY STATEMENT
Proxy Solicitation & Information Statement
2020-03-30 English
FORM 3 SUBMISSION
Director's Dealing
2020-03-11 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-10 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-10 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-10 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-10 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-10 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-10 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-09 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4/A SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-05 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
FORM 4 SUBMISSION
Director's Dealing
2020-03-03 English
8-K
Regulatory Filings
2020-02-27 English
8-K
Regulatory Filings
2020-02-27 English
424B3
Regulatory Filings
2020-02-27 English
S-3ASR
Regulatory Filings
2020-02-27 English
10-K
Annual Report FY 2019
2020-02-27 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 3/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
FORM 4/A SUBMISSION
Director's Dealing
2020-02-18 English
8-K
Regulatory Filings
2020-02-18 English
8-K
Regulatory Filings
2020-02-18 English
FORM 5 SUBMISSION
Director's Dealing
2020-02-14 English
SCHEDULE 13G
Major Shareholding Notification
2020-02-14 English
Major Shareholding Notification 2020
Major Shareholding Notification
2020-02-13 English
Major Shareholding Notification 2020
Major Shareholding Notification
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 4 SUBMISSION
Director's Dealing
2020-02-13 English
FORM 3 SUBMISSION
Director's Dealing
2020-02-13 English
SCHEDULE 13G/A
Major Shareholding Notification
2020-02-11 English
Major Shareholding Notification 2020
Major Shareholding Notification
2020-02-04 English
FORM 5 SUBMISSION
Director's Dealing
2020-01-31 English
8-K SULLIVAN ANNOUNCEMENT
Regulatory Filings
2020-01-06 English