FILINGS
| KOP 0001315257 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2019-05-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-05-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-05-03 | 10-Q | 10-Q | View Document |
| 2019-05-03 | 8-K | KOP 8-K | View Document |
| 2019-04-08 | SC 13G | View Document | |
| 2019-04-01 | DEF 14A | NOTICE & PROXY STATEMENT | View Document |
| 2019-03-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-08 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-03-01 | 10-K | 10-K | View Document |
| 2019-03-01 | 8-K | 8-K | View Document |
| 2019-02-14 | SC 13G/A | SC 13G/A | View Document |
| 2019-02-14 | SC 13G | SCHEDULE 13G | View Document |
| 2019-02-14 | SC 13G | KOPPERS HOLDINGS INC. | View Document |
| 2019-01-31 | SC 13G/A | View Document | |
| 2019-01-31 | SC 13G/A | DIVISION OF INVESTMENT, DEPARTMENT OF THE TREASURY,STATE OF NEW JERSEY | View Document |
| 2019-01-22 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-01-10 | SC 13G/A | View Document | |
| 2019-01-03 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-01-03 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-21 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-17 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-14 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-03 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-27 | 8-K | 8-K | View Document |
| 2018-11-19 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-15 | SC 13G | DIVISION OF INVESTMENT, DEPARTMENT OF THE TREASURY,STATE OF NEW JERSEY | View Document |
| 2018-11-14 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-13 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-13 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-08 | 10-Q | 10-Q | View Document |
| 2018-11-08 | 8-K | 8-K | View Document |
| 2018-10-17 | 8-K | HILLENBRAND_TRITCH | View Document |
| 2018-09-12 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-09-12 | 3 | FORM 3 SUBMISSION | View Document |
| 2018-09-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-09-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-09-11 | 3 | FORM 3 SUBMISSION | View Document |
| 2018-09-11 | 3 | FORM 3 SUBMISSION | View Document |
| 2018-09-11 | 8-K | 8-K | View Document |
| 2018-09-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-28 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-09 | 10-Q | 10-Q | View Document |
| 2018-08-09 | 8-K | 8-K | View Document |
| 2018-06-25 | 8-K/A | 8-K/A | View Document |
| 2018-06-12 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-12 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-31 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-31 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-30 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-24 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-17 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-10 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-10 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-10 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-09 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-09 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-09 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-09 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-09 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-09 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-03 | S-8 | S-8 | View Document |
| 2018-05-03 | 10-Q | 10-Q | View Document |
| 2018-05-03 | 8-K | 8-K | View Document |
| 2018-04-19 | 3 | FORM 3 SUBMISSION | View Document |
| 2018-04-13 | 8-K | CREDIT AGREEMENT AMENDMENT AND MERGER | View Document |
| 2018-03-29 | DEF 14A | NOTICE & PROXY STATEMENT | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-03-06 | 4 | FORM 4 SUBMISSION | View Document |
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