Stephanie L. Apostolou

Companies

• KoppersGeneral counsel Mar 11, 2020 to now¹

Holdings

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

Recent filings

• Feb 26, 2026Shares withheld for tax 3,149 shares at $37.24 of CIK 1315257²
• Feb 26, 2026Exercised options 174 shares of CIK 1315257²
• Feb 26, 2026Granted 7,223 shares of CIK 1315257²
• Jan 5, 2026Shares withheld for tax 5,757 shares at $26.93 of CIK 1315257³
• Jan 5, 2026Exercised options 240 shares of CIK 1315257³
• Jan 5, 2026Exercised options 4,666 shares of CIK 1315257³
• Jan 5, 2026Granted 9,876 shares of CIK 1315257³
• Jan 3, 2025Shares withheld for tax 5,690 shares at $31.72 of CIK 1315257⁴
• Jan 3, 2025Exercised options 210 shares of CIK 1315257⁴
• Jan 3, 2025Exercised options 6,867 shares of CIK 1315257⁴
• Jan 3, 2025Granted 13,628 shares of CIK 1315257⁴
• Mar 1, 2024Shares withheld for tax 788 shares at $52.97 of CIK 1315257⁵
• Mar 1, 2024Exercised options 26 shares of CIK 1315257⁵
• Jan 5, 2024Shares withheld for tax 4,037 shares at $47.32 of CIK 1315257⁶
• Jan 5, 2024Exercised options 102 shares of CIK 1315257⁶
• Jan 5, 2024Exercised options 4,760 shares of CIK 1315257⁶
• Jan 4, 2024Granted 4,284 shares of CIK 1315257⁶
• Mar 6, 2023Shares withheld for tax 134 shares at $35.46 of CIK 1315257⁷
• Mar 6, 2023Exercised options 3 shares of CIK 1315257⁷
• Mar 3, 2023Shares withheld for tax 798 shares at $37.55 of CIK 1315257⁷
• Mar 3, 2023Exercised options 14 shares of CIK 1315257⁷
• Jan 5, 2023Shares withheld for tax 911 shares at $28.58 of CIK 1315257⁸
• Jan 5, 2023Exercised options 14 shares of CIK 1315257⁸
• Jan 4, 2023Granted 6,222 shares of CIK 1315257⁹
• Mar 4, 2022Shares withheld for tax 1,638 shares at $28.18 of CIK 1315257¹⁰