Insider · CIK 0001229771
M Leroy Ball
Files at: KOP, ATI. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 31, 2026 GForm 4 → | Sep 1, 4:23 pm EDT | Koppers Holdings Inc.KOP | 200 | — | — | 429,355 | — | |
| Aug 31, 2026 SForm 4 → | Sep 1, 4:23 pm EDT | Koppers Holdings Inc.KOP | 4,000 | $45.96 | $183,840 | 429,555 | −0.92% | |
| Aug 19, 2026 SForm 4 → | Aug 20, 4:08 pm EDT | Koppers Holdings Inc.KOP | 3,000 | $45.84 | $137,520 | 433,555 | −0.69% | |
| Jun 18, 2026 SForm 4 → | Jun 23, 6:27 pm EDT | Koppers Holdings Inc.KOP | 3,412 | $43.90 | $149,787 | 436,243 | −0.78% | |
| Jun 11, 2026 GForm 4 → | Jun 15, 4:10 pm EDT | Koppers Holdings Inc.KOP | 300 | — | — | 439,655 | — | |
| Jun 11, 2026 SForm 4 → | Jun 15, 4:10 pm EDT | Koppers Holdings Inc.KOP | 4,141 | $41.34 | $171,189 | 439,955 | −0.93% | |
| Mar 6, 2019 AForm 4 → | Mar 8, 3:59 pm EST | Koppers Holdings Inc.KOP | 17,337 | — | — | 181,985 | — | plan? |
| Mar 1, 2019 AMForm 4 → | Mar 5, 3:07 pm EST | Koppers Holdings Inc.KOP | 7,610 | — | — | 164,648 | — | plan? |
| Dec 13, 2018 PForm 4 → | Dec 14, 3:14 pm EST | Koppers Holdings Inc.KOP | 6,000 | $17.03 | $102,200 | 157,038 | +3.97% | plan? |
| Dec 3, 2018 PForm 4 → | Dec 3, 3:09 pm EST | Koppers Holdings Inc.KOP | 4,000 | $18.90 | $75,600 | 151,038 | +2.72% | plan? |
| Nov 12, 2018 PForm 4 → | Nov 13, 2:44 pm EST | Koppers Holdings Inc.KOP | 22,000 | $20.01 | $440,190 | 147,038 | +17.6% | plan? |
| Sep 6, 2018 PForm 4 → | Sep 6, 4:36 pm EDT | Koppers Holdings Inc.KOP | 2,000 | $34.96 | $69,920 | 124,822 | +1.63% | plan? |
| Mar 2, 2018 AFMForm 4 → | Mar 6, 6:54 pm EST | Koppers Holdings Inc.KOP | 139,788 | $41.60 | $1,596,858 | 122,453 | — | plan? |
| Mar 3, 2017 FForm 4 → | Mar 7, 6:59 pm EST | Koppers Holdings Inc.KOP | 2,036 | $44.10 | $89,799 | 60,523 | — | plan? |
| Mar 1, 2017 FForm 4 → | Mar 3, 3:49 pm EST | Koppers Holdings Inc.KOP | 1,779 | — | — | 62,559 | — | plan? |
| Feb 17, 2017 FForm 4 → | Feb 21, 6:02 pm EST | Koppers Holdings Inc.KOP | 839 | — | — | 64,338 | — | plan? |
| Jan 23, 2017 GForm 5 → | Jan 24, 2018, 3:51 pm EST | Koppers Holdings Inc.KOP | 1,250 | — | — | 59,437 | — | plan? |
| Nov 30, 2016 SForm 4 → | Dec 1, 8:22 am EST | Koppers Holdings Inc.KOP | 3,500 | $38.51 | $134,785 | 65,177 | −5.10% | plan? |
| Mar 1, 2016 AForm 4 → | Mar 2, 4:44 pm EST | Koppers Holdings Inc.KOP | 16,565 | — | — | 68,677 | — | plan? |
| Jan 22, 2016 AForm 4 → | Jan 26, 4:56 pm EST | Koppers Holdings Inc.KOP | 79 | — | — | 52,112 | — | plan? |
| Aug 21, 2015 PForm 4 → | Aug 24, 2:48 pm EDT | Koppers Holdings Inc.KOP | 1,000 | $20.24 | $20,240 | 52,033 | +1.96% | plan? |
| May 26, 2015 PForm 4 → | May 28, 11:31 am EDT | Koppers Holdings Inc.KOP | 1,000 | $25.90 | $25,900 | 51,033 | +2.00% | plan? |
| Mar 3, 2015 AForm 4 → | Mar 5, 11:50 am EST | Koppers Holdings Inc.KOP | 17,672 | — | — | 50,033 | — | plan? |
| Mar 2, 2015 PForm 4 → | Mar 3, 10:03 am EST | Koppers Holdings Inc.KOP | 10,000 | $16.82 | $168,200 | 32,361 | +44.7% | plan? |
| Jan 2, 2015 AForm 4 → | Jan 6, 4:16 pm EST | Koppers Holdings Inc.KOP | 283 | — | — | 22,362 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Mar 6, 2019 AForm 4 → | Mar 8, 3:59 pm EST | Koppers Holdings Inc.KOP | 61,178 | — | — | 61,178 | — | |
| Mar 1, 2019 MForm 4 → | Mar 5, 3:07 pm EST | Koppers Holdings Inc.KOP | 2,268 | — | — | 4,535 | — | |
| Mar 2, 2018 AMForm 4 → | Mar 6, 6:54 pm EST | Koppers Holdings Inc.KOP | 43,390 | — | — | 6,803 | — | |
| Mar 3, 2017 AForm 4 → | Mar 7, 6:59 pm EST | Koppers Holdings Inc.KOP | 42,589 | — | — | 33,519 | — | |
| Mar 1, 2016 AForm 4 → | Mar 2, 4:44 pm EST | Koppers Holdings Inc.KOP | 60,728 | — | — | 60,728 | — | |
| Mar 3, 2015 AForm 4 → | Mar 5, 11:50 am EST | Koppers Holdings Inc.KOP | 92,410 | — | — | 92,410 | — |