| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Aug 15, 2025 | Sale | $30.48 | 2,448 | 74,615 | 357,308 | Aug 18, 2025, 04:24 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jun 18, 2025 | Gift | - | 834 | - | 359,428 | Jun 20, 2025, 04:10 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | May 21, 2025 | Gift | - | 1,750 | - | 360,262 | May 22, 2025, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 19, 2025 | Sale | $29.27 | 3,784 | 110,768 | 362,017 | Mar 20, 2025, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Feb 20, 2025 | Tax Payment (Shares) | $30.58 | 4,502 | 137,671 | 365,296 | Feb 24, 2025, 04:44 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Feb 20, 2025 | Option/RSU Exercise | $17.57 | 6,000 | 105,420 | 369,798 | Feb 24, 2025, 04:44 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jan 03, 2025 | Option/RSU Exercise | - | 53,266 | - | 396,407 | Jan 07, 2025, 04:02 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jan 03, 2025 | Tax Payment (Shares) | $31.72 | 32,609 | 1,034,357 | 363,798 | Jan 07, 2025, 04:02 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 19, 2024 | Gift | - | 804 | - | 314,325 | Nov 20, 2024, 04:17 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 19, 2024 | Option/RSU Exercise | $17.57 | 6,000 | 105,420 | 320,325 | Nov 20, 2024, 04:17 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 19, 2024 | Sale | $37.26 | 6,000 | 223,580 | 314,352 | Nov 20, 2024, 04:17 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 15, 2024 | Option/RSU Exercise | $17.57 | 6,000 | 105,420 | 321,129 | Nov 18, 2024, 04:31 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 15, 2024 | Sale | $36.74 | 6,000 | 220,458 | 316,929 | Nov 18, 2024, 04:31 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 14, 2024 | Option/RSU Exercise | $17.57 | 5,103 | 89,660 | 320,232 | Nov 18, 2024, 04:31 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 14, 2024 | Sale | $37.77 | 5,103 | 192,740 | 315,129 | Nov 18, 2024, 04:31 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 12, 2024 | Sale | $37.92 | 5,000 | 189,603 | 316,084 | Nov 14, 2024, 04:57 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 13, 2024 | Option/RSU Exercise | $17.57 | 4,102 | 72,072 | 319,231 | Nov 14, 2024, 04:57 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 13, 2024 | Sale | $37.81 | 4,102 | 155,097 | 315,129 | Nov 14, 2024, 04:57 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Nov 12, 2024 | Option/RSU Exercise | $17.57 | 5,000 | 87,850 | 320,129 | Nov 14, 2024, 04:57 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Aug 29, 2024 | Sale | $38.35 | 3,803 | 145,845 | 315,129 | Aug 30, 2024, 04:01 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Aug 27, 2024 | Option/RSU Exercise | $17.57 | 4,000 | 70,280 | 322,932 | Aug 28, 2024, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Aug 27, 2024 | Sale | $39.06 | 4,000 | 156,240 | 318,932 | Aug 28, 2024, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jun 20, 2024 | Sale | $39.73 | 2,265 | 89,988 | 318,743 | Jun 20, 2024, 04:12 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jun 06, 2024 | Option/RSU Exercise | $17.57 | 2,500 | 43,925 | 323,508 | Jun 10, 2024, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jun 06, 2024 | Sale | $43.69 | 2,500 | 109,225 | 321,008 | Jun 10, 2024, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jun 07, 2024 | Option/RSU Exercise | $17.57 | 2,500 | 43,925 | 323,508 | Jun 10, 2024, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jun 07, 2024 | Sale | $42.45 | 2,500 | 106,125 | 321,008 | Jun 10, 2024, 04:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | May 28, 2024 | Option/RSU Exercise | $17.57 | 2,500 | 43,925 | 323,508 | May 29, 2024, 04:21 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | May 28, 2024 | Sale | $42.36 | 2,500 | 105,906 | 321,017 | May 29, 2024, 04:21 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | May 24, 2024 | Option/RSU Exercise | $17.57 | 2,500 | 43,925 | 323,508 | May 29, 2024, 04:21 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | May 24, 2024 | Sale | $43.13 | 2,500 | 107,825 | 321,008 | May 29, 2024, 04:21 PM | |
| ATI | ATI INC | M Leroy Ball | Director | May 21, 2024 | Gift | - | 480 | - | 32,712 | May 23, 2024, 05:34 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 06, 2024 | Option/RSU Exercise | $17.57 | 5,000 | 87,850 | 328,080 | Mar 07, 2024, 04:36 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 06, 2024 | Sale | $52.88 | 7,362 | 389,283 | 323,110 | Mar 07, 2024, 04:36 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 04, 2024 | Gift | - | 1,862 | - | 323,080 | Mar 06, 2024, 05:59 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 04, 2024 | Option/RSU Exercise | $17.57 | 5,000 | 87,850 | 328,080 | Mar 06, 2024, 05:59 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 04, 2024 | Sale | $53.51 | 5,000 | 267,550 | 323,080 | Mar 06, 2024, 05:59 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 05, 2024 | Option/RSU Exercise | $17.57 | 6,103 | 107,230 | 329,183 | Mar 06, 2024, 05:59 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 05, 2024 | Sale | $53.41 | 6,103 | 325,966 | 328,456 | Mar 06, 2024, 05:59 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 01, 2024 | Tax Payment (Shares) | $52.97 | 2,882 | 152,660 | 324,942 | Mar 05, 2024, 04:50 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Mar 01, 2024 | Option/RSU Exercise | - | 92 | - | 327,824 | Mar 05, 2024, 04:50 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jan 05, 2024 | Tax Payment (Shares) | $47.32 | 25,447 | 1,204,152 | 327,732 | Jan 08, 2024, 07:40 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | CEO | Jan 05, 2024 | Option/RSU Exercise | - | 41,896 | - | 353,179 | Jan 08, 2024, 07:40 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 20, 2023 | Sale | $49.27 | 7,000 | 344,890 | 296,421 | Dec 21, 2023, 04:12 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 20, 2023 | Option/RSU Exercise | $17.57 | 7,000 | 122,990 | 303,421 | Dec 21, 2023, 04:12 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 01, 2023 | Option/RSU Exercise | $17.57 | 13,102 | 230,202 | 309,523 | Dec 04, 2023, 04:20 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 01, 2023 | Sale | $44.60 | 13,102 | 584,370 | 300,523 | Dec 04, 2023, 04:20 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 15, 2023 | Option/RSU Exercise | $37.93 | 9,167 | 347,704 | 305,588 | Nov 16, 2023, 04:06 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 15, 2023 | Sale | $42.89 | 9,167 | 393,185 | 297,261 | Nov 16, 2023, 04:06 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 14, 2023 | Option/RSU Exercise | $17.57 | 10,000 | 175,700 | 306,421 | Nov 16, 2023, 04:06 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 14, 2023 | Sale | $42.24 | 10,000 | 422,400 | 296,421 | Nov 16, 2023, 04:06 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 14, 2023 | Gift | - | 2,500 | - | 296,421 | Nov 14, 2023, 04:22 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Aug 30, 2023 | Sale | $38.59 | 2,000 | 77,182 | 298,921 | Aug 31, 2023, 05:29 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Jun 12, 2023 | Gift | - | 756 | - | 300,608 | Jun 12, 2023, 04:33 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | May 30, 2023 | Gift | - | 800 | - | 301,364 | Jun 01, 2023, 04:27 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2023 | Tax Payment (Shares) | $37.55 | 2,852 | 107,093 | 303,492 | Mar 07, 2023, 05:14 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2023 | Option/RSU Exercise | - | 49 | - | 306,344 | Mar 07, 2023, 05:14 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 06, 2023 | Tax Payment (Shares) | $35.46 | 1,855 | 65,778 | 301,669 | Mar 07, 2023, 05:14 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 06, 2023 | Option/RSU Exercise | - | 32 | - | 303,524 | Mar 07, 2023, 05:14 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Jan 05, 2023 | Option/RSU Exercise | - | 68 | - | 313,045 | Jan 09, 2023, 05:52 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Jan 05, 2023 | Tax Payment (Shares) | $28.58 | 4,191 | 119,779 | 308,854 | Jan 09, 2023, 05:52 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 04, 2022 | Tax Payment (Shares) | $28.18 | 36,263 | 1,021,891 | 290,609 | Mar 08, 2022, 03:12 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 04, 2022 | Option/RSU Exercise | - | 79,187 | - | 326,872 | Mar 08, 2022, 03:12 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2022 | Tax Payment (Shares) | $28.96 | 2,821 | 81,696 | 247,685 | Mar 07, 2022, 04:04 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 02, 2022 | Tax Payment (Shares) | $28.49 | 1,120 | 31,909 | 250,506 | Mar 04, 2022, 04:46 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Jan 05, 2022 | Tax Payment (Shares) | $33.27 | 1,410 | 46,911 | 256,771 | Jan 07, 2022, 06:03 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 06, 2021 | Tax Payment (Shares) | $35.45 | 1,844 | 65,370 | 238,076 | Mar 09, 2021, 04:18 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2021 | Tax Payment (Shares) | $35.72 | 3,818 | 136,379 | 239,920 | Mar 05, 2021, 01:34 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2021 | Option/RSU Exercise | - | 2,268 | - | 243,738 | Mar 05, 2021, 01:34 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 02, 2021 | Tax Payment (Shares) | $34.87 | 1,122 | 39,124 | 241,470 | Mar 04, 2021, 02:13 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Aug 28, 2020 | Sale | $24.67 | 2,500 | 61,675 | 229,076 | Sep 01, 2020, 02:33 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Aug 28, 2020 | Option/RSU Exercise | $20.00 | 2,500 | 50,000 | 230,576 | Sep 01, 2020, 02:33 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2020 | Tax Payment (Shares) | $19.63 | 4,183 | 82,112 | 228,076 | Mar 09, 2020, 05:09 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2020 | Option/RSU Exercise | - | 2,267 | - | 232,259 | Mar 09, 2020, 05:09 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2020 | Tax Payment (Shares) | $19.63 | 9,787 | 192,119 | 196,051 | Mar 05, 2020, 07:12 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2020 | Option/RSU Exercise | - | 24,943 | - | 205,838 | Mar 05, 2020, 07:12 PM | |
| ATI | ALLEGHENY TECHNOLOGIES INC | M Leroy Ball | Director | Aug 13, 2019 | Buy | $18.18 | 2,000 | 36,360 | 6,530 | Aug 15, 2019, 06:53 AM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 01, 2019 | Option/RSU Exercise | - | 2,268 | - | 159,306 | Mar 05, 2019, 03:07 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 13, 2018 | Buy | $17.24 | 4,000 | 68,960 | 155,038 | Dec 14, 2018, 03:14 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 14, 2018 | Buy | $16.62 | 2,000 | 33,240 | 157,038 | Dec 14, 2018, 03:14 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Dec 03, 2018 | Buy | $18.90 | 4,000 | 75,600 | 151,038 | Dec 03, 2018, 03:09 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 12, 2018 | Buy | $20.01 | 22,000 | 440,190 | 147,038 | Nov 13, 2018, 02:44 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Sep 06, 2018 | Buy | $34.96 | 2,000 | 69,920 | 124,822 | Sep 06, 2018, 04:36 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 02, 2018 | Tax Payment (Shares) | $41.60 | 38,386 | 1,596,858 | 122,453 | Mar 06, 2018, 06:54 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 02, 2018 | Option/RSU Exercise | - | 2,267 | - | 72,479 | Mar 06, 2018, 06:54 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 03, 2017 | Tax Payment (Shares) | $44.10 | 2,036 | 89,788 | 60,523 | Mar 07, 2017, 06:59 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Nov 30, 2016 | Sale | $38.51 | 3,500 | 134,785 | 65,177 | Dec 01, 2016, 08:22 AM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Aug 21, 2015 | Buy | $20.24 | 2,000 | 40,480 | 52,033 | Aug 24, 2015, 02:48 PM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | May 26, 2015 | Buy | $25.90 | 1,000 | 25,900 | 51,033 | May 28, 2015, 11:31 AM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | President and CEO | Mar 02, 2015 | Buy | $16.82 | 10,000 | 168,200 | 32,361 | Mar 03, 2015, 10:03 AM | |
| KOP | Koppers Holdings Inc. | M Leroy Ball | VP and Chief Financial Officer | Nov 17, 2010 | Buy | $28.23 | 2,000 | 56,460 | 3,500 | Nov 18, 2010, 04:38 PM |