| Stock | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| Koppers Holdings Inc. | Chief Financial Officer | Common Stock | 40.9K | $1.3M | $31.72 | 03 Jan 2025 | Direct |
| Koppers Holdings Inc. | Chief Financial Officer | Restricted Stock Units | 0 | $0 | $31.72 | 03 Jan 2025 | Direct |
| U.S. SILICA HOLDINGS, INC. | Director | Common Stock | 0 | $0 | $15.50 | 31 Jul 2024 | Direct |
| Koppers Holdings Inc. | Chief Financial Officer | Dividend Equivalent Rights | 106 | 03 Jan 2025 | Direct |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| KOP | Koppers Holdings Inc. | 03 Jan 2025 | 9 | -$197K | 4 | Chief Financial Officer | 07 Jan 2025, 15:54 |
| KOP | Koppers Holdings Inc. | 16 Dec 2024 | 1 | $0 | 4 | Chief Financial Officer | 18 Dec 2024, 16:41 |
| SLCA | U.S. SILICA HOLDINGS, INC. | 31 Jul 2024 | 2 | -$294K | 4 | Director | 01 Aug 2024, 17:20 |
| SLCA | U.S. SILICA HOLDINGS, INC. | 09 May 2024 | 1 | $0 | 4 | Director | 10 May 2024, 16:30 |
| KOP | Koppers Holdings Inc. | 01 Mar 2024 | 3 | -$43K | 4 | Chief Financial Officer | 05 Mar 2024, 16:58 |
| KOP | Koppers Holdings Inc. | 04 Jan 2024 | 10 | -$195K | 4 | Chief Financial Officer | 08 Jan 2024, 19:44 |
| KOP | Koppers Holdings Inc. | 12 Dec 2023 | 1 | $0 | 4 | Chief Financial Officer | 14 Dec 2023, 16:54 |
| SLCA | U.S. SILICA HOLDINGS, INC. | 14 Jul 2023 | 1 | $0 | 4 | Director | 17 Jul 2023, 16:19 |
| SLCA | U.S. SILICA HOLDINGS, INC. | 14 Jul 2023 | 0 | $0 | 3 | Director | 17 Jul 2023, 16:17 |
| KOP | Koppers Holdings Inc. | 03 Mar 2023 | 3 | -$30.9K | 4 | CFO | 07 Mar 2023, 16:29 |
| KOP | Koppers Holdings Inc. | 05 Jan 2023 | 6 | -$28.9K | 4 | CFO | 09 Jan 2023, 17:02 |
| KOP | Koppers Holdings Inc. | 03 Jan 2023 | 2 | $0 | 4 | CFO | 05 Jan 2023, 17:32 |
| KOP | Koppers Holdings Inc. | 03 Mar 2022 | 1 | -$24.4K | 4 | CFO and Treasurer | 07 Mar 2022, 15:15 |
| KOP | Koppers Holdings Inc. | 05 Jan 2022 | 1 | $0 | 4/A | CFO and Treasurer | 17 Feb 2022, 14:11 |
| KOP | Koppers Holdings Inc. | 04 Jan 2022 | 2 | $0 | 4 | CFO and Treasurer | 06 Jan 2022, 13:14 |
| KOP | Koppers Holdings Inc. | 01 Jan 2022 | 0 | $0 | 3 | CFO and Treasurer | 03 Jan 2022, 15:27 |