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 |
| 2026-03-17 Sale | 2026-03-18 4:27 pm | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 2,489 | $37.91 | $94,358 | 446,259 (Direct) | View |
| 2026-03-02 Sale | 2026-03-04 4:22 pm | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 6,275 | $36.87 | $231,371 | 449,948 (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 |
| 2026-03-23 Option Award | 2026-03-25 4:20 pm | N/A N/A | Koppers Holdings Inc. | KOP | WILKERSON SONJA MICHELLE Director | 75 | $0 | 626 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:18 pm | N/A N/A | Koppers Holdings Inc. | KOP | Vartanian Nishan J. Director | 50 | $0 | 50 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:17 pm | N/A N/A | Koppers Holdings Inc. | KOP | Posadas Laura J Director | 11 | $0 | 11 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | MOTLEY DAVID L Director | 75 | $0 | 626 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:11 pm | N/A N/A | Koppers Holdings Inc. | KOP | JENSEN TRACI L Director | 50 | $0 | 50 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:09 pm | N/A N/A | Koppers Holdings Inc. | KOP | Feng Xudong Director | 80 | $0 | 726 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:05 pm | N/A N/A | Koppers Holdings Inc. | KOP | NEUPAVER ALBERT J Director | 50 | $0 | 50 (Direct) | View |
| 2026-03-23 Option Award | 2026-03-25 4:02 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sandifer Andrew D Director | 55 | $0 | 173 (Direct) | View |
| 2026-03-17 Gift | 2026-03-18 4:27 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 1,200 | $0 | 446,259 (Direct) | View |
| 2026-03-02 Gift | 2026-03-04 4:22 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 325 | $0 | 449,948 (Direct) | View |
| 2026-02-26 Exercise(A) | 2026-03-03 4:34 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 127 | $0 | 35,984 (Direct) | View |
| 2026-02-26 Option Award(A) | 2026-03-03 4:34 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 5,425 | $0 | 35,984 (Direct) | View |
| 2026-02-26 Tax Withholding(A) | 2026-03-03 4:34 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 2,536 | $37.24 | 35,984 (Direct) | View |
| 2026-02-26 Exercise | 2026-03-02 4:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 1,215 | $0 | 458,671 (Direct) | View |
| 2026-02-26 Option Award | 2026-03-02 4:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 51,240 | $0 | 458,671 (Direct) | View |
| 2026-02-26 Tax Withholding | 2026-03-02 4:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 22,236 | $37.24 | 458,671 (Direct) | View |
| 2026-02-26 Exercise | 2026-03-02 4:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 174 | $0 | 63,620 (Direct) | View |
| 2026-02-26 Option Award | 2026-03-02 4:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 7,397 | $0 | 63,620 (Direct) | View |
| 2026-02-26 Tax Withholding | 2026-03-02 4:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 3,149 | $37.24 | 63,620 (Direct) | View |
| 2026-02-26 Exercise | 2026-03-02 4:11 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 466 | $0 | 171,452 (Direct) | View |
| 2026-02-26 Option Award | 2026-03-02 4:11 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 19,730 | $0 | 171,452 (Direct) | View |
| 2026-02-26 Tax Withholding | 2026-03-02 4:11 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 8,589 | $37.24 | 171,452 (Direct) | View |
| 2026-02-26 Exercise | 2026-03-02 4:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 53 | $0 | 17,318 (Direct) | View |
| 2026-02-26 Option Award | 2026-03-02 4:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 2,356 | $0 | 17,318 (Direct) | View |
| 2026-02-26 Tax Withholding | 2026-03-02 4:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 1,021 | $37.24 | 17,318 (Direct) | View |
| 2026-02-26 Exercise | 2026-03-02 4:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Interim CFO and CAO | 82 | $0 | 38,253 (Direct) | View |
| 2026-02-26 Option Award | 2026-03-02 4:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Interim CFO and CAO | 3,556 | $0 | 38,253 (Direct) | View |
| 2026-02-26 Tax Withholding | 2026-03-02 4:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Interim CFO and CAO | 1,465 | $37.24 | 38,253 (Direct) | View |
| 2026-02-18 Exercise | 2026-02-19 4:18 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 30,728 | $18.11 | 427,544 (Direct) | View |
| 2026-02-18 Exercise | 2026-02-19 4:18 pm | 2017-03-01 2026-03-01 | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 30,728 | $0 | 427,544 (Direct) | View |
| 2026-02-18 Tax Withholding | 2026-02-19 4:18 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 22,282 | $35.06 | 427,544 (Direct) | View |
| 2026-02-10 Exercise | 2026-02-12 4:08 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 30,000 | $18.11 | 449,826 (Direct) | View |
| 2026-02-10 Exercise | 2026-02-12 4:08 pm | 2017-03-01 2026-03-01 | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 30,000 | $0 | 449,826 (Direct) | View |
| 2026-02-10 Tax Withholding | 2026-02-12 4:08 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 22,241 | $33.2 | 449,826 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 13,064 | $0 | 176,335 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 28,331 | $0 | 176,335 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:13 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 13,658 | $26.93 | 176,335 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:10 pm | N/A N/A | Koppers Holdings Inc. | KOP | Smith Jimmi Sue Chief Financial Officer | 5,100 | $0 | 47,612 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:10 pm | N/A N/A | Koppers Holdings Inc. | KOP | Smith Jimmi Sue Chief Financial Officer | 2,449 | $0 | 47,612 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:10 pm | N/A N/A | Koppers Holdings Inc. | KOP | Smith Jimmi Sue Chief Financial Officer | 5,694 | $26.93 | 47,612 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:08 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 3,577 | $0 | 37,267 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:08 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 8,284 | $0 | 37,267 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:08 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 4,417 | $26.93 | 37,267 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 1,574 | $0 | 17,820 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 3,090 | $0 | 17,820 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:06 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 2,032 | $26.93 | 17,820 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 66,690 | $0 | 491,297 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 56,003 | $0 | 491,297 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:04 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 39,811 | $26.93 | 491,297 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:02 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 4,906 | $0 | 65,439 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:02 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 12,403 | $0 | 65,439 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:02 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 5,757 | $26.93 | 65,439 (Direct) | View |
| 2026-01-05 Exercise | 2026-01-06 6:00 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Chief Accounting Officer | 104 | $0 | 36,541 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:00 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Chief Accounting Officer | 7,488 | $0 | 36,541 (Direct) | View |
| 2026-01-05 Tax Withholding | 2026-01-06 6:00 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Chief Accounting Officer | 2,470 | $26.93 | 36,541 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 6:12 pm | N/A N/A | Koppers Holdings Inc. | KOP | BALL M LEROY CEO | 1,087 | $0 | 1,991 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 6:10 pm | N/A N/A | Koppers Holdings Inc. | KOP | Apostolou Stephanie L Chief Legal&Sus Officer & Sec. | 245 | $0 | 349 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 6:07 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sullivan James A. President and CTO | 522 | $0 | 809 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 6:03 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lovalekar Tushar VP, Information Technology | 67 | $0 | 108 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 6:01 pm | N/A N/A | Koppers Holdings Inc. | KOP | Lucas Stephen G SVP, Culture and Engagement | 169 | $0 | 234 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 5:58 pm | N/A N/A | Koppers Holdings Inc. | KOP | Pearce Bradley A Chief Accounting Officer | 113 | $0 | 168 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 5:55 pm | N/A N/A | Koppers Holdings Inc. | KOP | Smith Jimmi Sue Chief Financial Officer | 222 | $0 | 328 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 5:39 pm | N/A N/A | Koppers Holdings Inc. | KOP | MOTLEY DAVID L Director | 28 | $0 | 250 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 5:35 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sandifer Andrew D Director | 6 | $0 | 34 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 5:08 pm | N/A N/A | Koppers Holdings Inc. | KOP | Feng Xudong Director | 33 | $0 | 298 (Direct) | View |
| 2025-12-16 Option Award | 2025-12-17 5:05 pm | N/A N/A | Koppers Holdings Inc. | KOP | WILKERSON SONJA MICHELLE Director | 28 | $0 | 250 (Direct) | View |
| 2025-11-05 Option Award | 2025-11-07 4:27 pm | N/A N/A | Koppers Holdings Inc. | KOP | Posadas Laura J Director | 2,240 | $0 | 2,240 (Direct) | View |
Ownership | 2025-11-07 4:16 pm | N/A N/A | Koppers Holdings Inc. | KOP | Posadas Laura J Director | 0 | $0 | 0 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 4:17 pm | N/A N/A | Koppers Holdings Inc. | KOP | Sandifer Andrew D Director | 6 | $0 | 28 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 4:15 pm | N/A N/A | Koppers Holdings Inc. | KOP | WILKERSON SONJA MICHELLE Director | 28 | $0 | 222 (Direct) | View |