M. Leroy Ball
President and CEO at Koppers Holdings Inc.
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 8 years
- Director since
- 2023
8 years of board service in total across 2 boards, counting each seat separately. Longest: Koppers Holdings Inc., 3 years.
Chief executive roles
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 31, 2026 | Koppers Holdings Inc. | Open-market sale | −4,000 | $45.96 | $183,840 |
| Aug 31, 2026 | Koppers Holdings Inc. | Gift | −200 | — | — |
| Aug 19, 2026 | Koppers Holdings Inc. | Open-market sale | −3,000 | $45.84 | $137,520 |
| Jun 18, 2026 | Koppers Holdings Inc. | Open-market sale | −3,412 | $43.90 | $149,787 |
| Jun 11, 2026 | Koppers Holdings Inc. | Open-market sale | −4,141 | $41.34 | $171,189 |
| Jun 11, 2026 | Koppers Holdings Inc. | Gift | −300 | — | — |
| May 19, 2026 | ATI Inc. | Grant or award | +905 | — | — |
| May 13, 2026 | Koppers Holdings Inc. | Open-market sale | −2,659 | $42.55 | $113,140 |
| Mar 17, 2026 | Koppers Holdings Inc. | Open-market sale | −2,489 | $37.91 | $94,358 |
| Mar 17, 2026 | Koppers Holdings Inc. | Gift | −1,200 | — | — |
| Mar 2, 2026 | Koppers Holdings Inc. | Open-market sale | −2,184 | $36.53 | $79,782 |
| Mar 2, 2026 | Koppers Holdings Inc. | Open-market sale | −328 | $37.45 | $12,284 |
| Mar 2, 2026 | Koppers Holdings Inc. | Open-market sale | −3,763 | $37.02 | $139,306 |
| Mar 2, 2026 | Koppers Holdings Inc. | Gift | −325 | — | — |
| Feb 26, 2026 | Koppers Holdings Inc. | Grant or award | +50,025 | — | — |
Questions about M. Leroy Ball
What boards is M. Leroy Ball on?
M. Leroy Ball sits on the boards of ATI Inc. and Koppers Holdings Inc.
What company is M. Leroy Ball the CEO of?
M. Leroy Ball is President and CEO of Koppers Holdings Inc.
How long has M. Leroy Ball served on boards?
Our records show at least 8 years of board service across 2 boards, the earliest from 2023.
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