Stephanie L. Apostolou serves as Executive at Koppers Holdings Inc., where they oversee executive responsibilities. Since joining the company, Stephanie L. Apostolou has executed 23 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Mar 1, 2024 involved selling 788 shares valued at $41.7K.
Stephanie L. Apostolou currently holds 33,539 shares of Koppers Holdings Inc. (KOP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Stephanie L. Apostolou has been a net neutral trader of KOP stock. They have purchased $0 and sold $0 worth of shares.
Stephanie L. Apostolou's most recent insider trade was on Mar 1, 2024, when they sold 788 shares at $52.97 per share.
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| $N/A |
| Discretionary |
| Jan 5, 2024 | KOP | $191.0K | Payment | 4,037 | $47.32 | Discretionary |
| Jan 5, 2024 | KOP | $0 | Option Exercise | 4,760 | $N/A | Discretionary |
| Jan 5, 2024 | KOP | $0 | Option Exercise | 102 | $N/A | Discretionary |
| Jan 4, 2024 | KOP | $0 | Award | 4,284 | $N/A | Discretionary |
| Mar 6, 2023 | KOP | $0 | Option Exercise | 3 | $N/A | Discretionary |
| Mar 6, 2023 | KOP | $4.8K | Payment | 134 | $35.46 | Discretionary |
| Mar 3, 2023 | KOP | $0 | Option Exercise | 14 | $N/A | Discretionary |
| Mar 3, 2023 | KOP | $30.0K | Payment | 798 | $37.55 | Discretionary |
| Jan 5, 2023 | KOP | $0 | Option Exercise | 14 | $N/A | Discretionary |
| Jan 5, 2023 | KOP | $26.0K | Payment | 911 | $28.58 | Discretionary |
| Jan 4, 2023 | KOP | $0 | Award | 6,222 | $N/A | Discretionary |
| Mar 4, 2022 | KOP | $0 | Option Exercise | 3,514 | $N/A | Discretionary |
| Mar 4, 2022 | KOP | $46.2K | Payment | 1,638 | $28.18 | Discretionary |
| Mar 3, 2022 | KOP | $23.2K | Payment | 801 | $28.96 | Discretionary |
| Mar 2, 2022 | KOP | $1.3K | Payment | 45 | $28.49 | Discretionary |
| Jan 5, 2022 | KOP | $14.3K | Payment | 429 | $33.27 | Discretionary |
| Jan 4, 2022 | KOP | $0 | Award | 3,204 | $N/A | Discretionary |
| Mar 6, 2021 | KOP | $5.4K | Payment | 153 | $35.45 | Discretionary |
| Mar 3, 2021 | KOP | $30.8K | Payment | 861 | $35.72 | Discretionary |
| Mar 2, 2021 | KOP | $1.7K | Payment | 48 | $34.87 | Discretionary |
| Jan 4, 2021 | KOP | $0 | Award | 5,026 | $N/A | Discretionary |