Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2024-08-19 Sale | 2024-08-20 5:02 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 5,516 | $37.72 | $208,064 | 10,300 (Direct) | View |
| 2024-05-17 Sale | 2024-05-17 4:38 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 6,000 | $44.46 | $266,776 | 15,792 (Direct) | View |
| 2024-03-06 Sale | 2024-03-07 4:43 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 1,300 | $52.32 | $68,016 | 21,772 (Direct) | View |
| 2024-03-04 Sale | 2024-03-06 5:55 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 17,385 | $53.53 | $930,572 | 23,072 (Direct) | View |
| 2024-03-01 Sale | 2024-03-05 5:01 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 14,500 | $53.38 | $774,040 | 40,564 (Direct) | View |
| 2023-12-14 Sale | 2023-12-15 4:11 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 2,600 | $45.33 | $117,858 | 35,142 (Direct) | View |
| 2023-11-17 Sale | 2023-11-20 4:11 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 5,250 | $42.46 | $222,915 | 37,742 (Direct) | View |
| 2023-06-06 Sale | 2023-06-08 4:30 pm | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 15,265 | $31.42 | $479,626 | 37,688 (Direct) | View |
| 2022-02-28 Sale | 2022-03-02 09:50 am | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 1,749 | $28.75 | $50,284 | 31,751 (Direct) | View |
| 2022-02-28 Sale | 2022-03-01 11:17 am | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 3,000 | $28.51 | $85,530 | 33,500 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2024-03-04 Exercise | 2024-03-06 5:55 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 1,716 | $26.63 | 23,072 (Direct) | View |
| 2024-03-04 Exercise | 2024-03-06 5:55 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 816 | $41.6 | 23,072 (Direct) | View |
| 2024-03-04 Exercise | 2024-03-06 5:55 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 956 | $44.1 | 23,072 (Direct) | View |
| 2024-03-04 Exercise | 2024-03-06 5:55 pm | 2018-03-03 2027-03-03 | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 3,488 | $0 | 23,072 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 5:01 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 800 | $52.97 | 40,564 (Direct) | View |
| 2024-03-01 Exercise | 2024-03-05 5:01 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 5,813 | $26.63 | 40,564 (Direct) | View |
| 2024-03-01 Exercise | 2024-03-05 5:01 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 4,396 | $41.6 | 40,564 (Direct) | View |
| 2024-03-01 Exercise | 2024-03-05 5:01 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 3,805 | $44.1 | 40,564 (Direct) | View |
| 2024-03-01 Exercise | 2024-03-05 5:01 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 14,039 | $0 | 40,564 (Direct) | View |
| 2024-01-04 Option Award | 2024-01-08 7:41 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 8,341 | $0 | 47,492 (Direct) | View |
| 2024-01-05 Tax Withholding | 2024-01-08 7:41 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 3,885 | $47.32 | 47,492 (Direct) | View |
| 2024-01-05 Exercise | 2024-01-08 7:41 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 4,740 | $0 | 47,492 (Direct) | View |
| 2023-12-12 Option Award | 2023-12-14 5:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 85 | $0 | 159 (Direct) | View |
| 2023-11-17 Exercise | 2023-11-20 4:11 pm | 2017-02-18 2024-02-18 | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 5,250 | $0 | 37,742 (Direct) | View |
| 2023-11-17 Exercise | 2023-11-20 4:11 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P VP, Zero Harm | 5,250 | $37.93 | 37,742 (Direct) | View |
| 2023-06-06 Exercise | 2023-06-08 4:30 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 4,104 | $17.57 | 37,688 (Direct) | View |
| 2023-06-06 Exercise | 2023-06-08 4:30 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 11,161 | $18.11 | 37,688 (Direct) | View |
| 2023-06-06 Exercise | 2023-06-08 4:30 pm | N/A 2025-03-03 | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 15,265 | $0 | 37,688 (Direct) | View |
| 2023-03-03 Tax Withholding | 2023-03-07 5:17 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 817 | $37.55 | 37,806 (Direct) | View |
| 2023-03-06 Tax Withholding | 2023-03-07 5:17 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 165 | $35.46 | 37,806 (Direct) | View |
| 2023-03-03 Exercise | 2023-03-07 5:17 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 16 | $0 | 37,806 (Direct) | View |
| 2023-01-05 Tax Withholding | 2023-01-09 5:54 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 1,116 | $28.58 | 41,634 (Direct) | View |
| 2023-01-05 Option Award | 2023-01-09 5:54 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 1,480 | $0 | 41,634 (Direct) | View |
| 2023-01-05 Exercise | 2023-01-09 5:54 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 17 | $0 | 41,634 (Direct) | View |
| 2023-01-03 Option Award | 2023-01-05 6:40 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 3,665 | $0 | 39,782 (Direct) | View |
| 2022-03-04 Tax Withholding | 2022-03-08 3:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 4,564 | $28.18 | 36,003 (Direct) | View |
| 2022-03-04 Exercise | 2022-03-08 3:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 9,745 | $0 | 36,003 (Direct) | View |
| 2022-03-03 Tax Withholding | 2022-03-07 4:07 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 821 | $28.96 | 30,822 (Direct) | View |
| 2022-03-02 Tax Withholding | 2022-03-04 4:50 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 108 | $28.49 | 31,643 (Direct) | View |
| 2022-01-05 Option Award(A) | 2022-02-17 2:55 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 4,003 | $0 | 11,115 (Direct) | View |
| 2022-01-05 Tax Withholding | 2022-01-07 5:58 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 439 | $33.27 | 47,418 (Direct) | View |
| 2022-01-05 Option Award | 2022-01-07 5:58 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 3,831 | $0 | 47,418 (Direct) | View |
| 2022-01-04 Option Award | 2022-01-06 2:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 4,636 | $0 | 36,914 (Direct) | View |
| 2021-03-06 Tax Withholding | 2021-03-09 4:20 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 166 | $35.45 | 31,700 (Direct) | View |
| 2021-03-03 Tax Withholding | 2021-03-05 1:37 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 1,031 | $35.72 | 31,866 (Direct) | View |
| 2021-03-03 Exercise | 2021-03-05 1:37 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 322 | $0 | 31,866 (Direct) | View |
| 2021-03-02 Tax Withholding | 2021-03-04 2:18 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 112 | $34.87 | 32,575 (Direct) | View |
| 2021-02-16 Option Award | 2021-02-18 2:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 3,556 | $0 | 3,556 (Direct) | View |
| 2021-01-04 Option Award | 2021-01-06 4:10 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 4,901 | $0 | 32,687 (Direct) | View |
| 2020-03-06 Tax Withholding | 2020-03-10 1:50 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 136 | $18.41 | 26,730 (Direct) | View |
| 2020-03-03 Option Award(A) | 2020-03-05 6:44 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 7,450 | $0 | 26,866 (Direct) | View |
| 2020-03-03 Tax Withholding | 2020-03-05 4:09 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 1,632 | $19.63 | 20,060 (Direct) | View |
| 2020-03-03 Option Award | 2020-03-05 4:09 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 322 | $0 | 20,060 (Direct) | View |
| 2020-03-03 Exercise | 2020-03-05 4:09 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 3,543 | $0 | 20,060 (Direct) | View |
| 2020-03-02 Tax Withholding | 2020-03-04 2:21 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 100 | $20.03 | 17,505 (Direct) | View |
| 2020-02-28 Tax Withholding | 2020-03-03 2:47 pm | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 273 | $21.86 | 17,605 (Direct) | View |
| 2020-02-11 Option Award(A) | 2020-02-18 11:31 am | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 6,777 | $0 | 6,777 (Direct) | View |
| 2020-02-11 Option Award | 2020-02-13 11:27 am | N/A N/A | Koppers Holdings Inc. | KOP | Dowd Joseph P Global VP, Zero Harm | 6,777 | $0 | 6,777 (Direct) | View |