M. Leroy Ball

Companies

• Allegheny TechnologiesBoard member Mar 11, 2019 to now¹
• KoppersBoard member Mar 3, 2015 to now²
• KoppersChief executive officer Jan 6, 2015 to now³
• KoppersPresident Jan 6, 2015 to Dec 21, 2023³
• KoppersChief financial officer Sep 1, 2010 to Feb 25, 2014⁴

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Allegheny Technologies ATI34,737 shares⁵$6.6M at $188.69May 19, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 31, 2026Gift 200 shares of CIK 1315257⁶
• Aug 31, 2026Sold 4,000 shares at $45.96 of CIK 1315257⁶
• Aug 19, 2026Sold 3,000 shares at $45.84 of CIK 1315257⁷
• Jun 18, 2026Sold 3,412 shares at $43.90 of CIK 1315257⁸
• Jun 11, 2026Gift 300 shares of CIK 1315257⁹
• Jun 11, 2026Sold 4,141 shares at $41.34 of CIK 1315257⁹
• May 19, 2026Granted 905 shares of Allegheny Technologies⁵
• May 13, 2026Sold 2,659 shares at $42.55 of CIK 1315257¹⁰
• Mar 17, 2026Gift 1,200 shares of CIK 1315257¹¹
• Mar 17, 2026Sold 2,489 shares at $37.91 of CIK 1315257¹¹
• Mar 2, 2026Gift 325 shares of CIK 1315257¹²
• Mar 2, 2026Sold 3,763 shares at $37.02 of CIK 1315257¹²
• Mar 2, 2026Sold 328 shares at $37.45 of CIK 1315257¹²
• Mar 2, 2026Sold 2,184 shares at $36.53 of CIK 1315257¹²
• Feb 26, 2026Shares withheld for tax 22,236 shares at $37.24 of CIK 1315257¹³
• Feb 26, 2026Exercised options 1,215 shares of CIK 1315257¹³
• Feb 26, 2026Granted 50,025 shares of CIK 1315257¹³
• Feb 18, 2026Shares withheld for tax 22,282 shares at $35.06 of CIK 1315257¹⁴
• Feb 18, 2026Exercised options 30,728 shares at $18.11 of CIK 1315257¹⁴
• Feb 17, 2026Gift 350 shares of Allegheny Technologies¹⁵
• Feb 10, 2026Shares withheld for tax 22,241 shares at $33.20 of CIK 1315257¹⁶
• Feb 10, 2026Exercised options 30,000 shares at $18.11 of CIK 1315257¹⁶
• Jan 5, 2026Shares withheld for tax 39,811 shares at $26.93 of CIK 1315257¹⁷
• Jan 5, 2026Exercised options 2,056 shares of CIK 1315257¹⁷
• Jan 5, 2026Exercised options 64,634 shares of CIK 1315257¹⁷