Jianzhong Zhu serves as Executive at Koppers Holdings Inc., where they oversee executive responsibilities. Since joining the company, Jianzhong Zhu has executed 32 insider transactions totaling $463.0K, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 8, 2018 involved selling 8,800 shares valued at $374.6K.
Jianzhong Zhu currently holds 13,522.93 shares of Koppers Holdings Inc. (KOP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jianzhong Zhu has been a net seller of KOP stock. They have purchased $0 and sold $463.0K worth of shares.
Jianzhong Zhu's most recent insider trade was on Jun 8, 2018, when they sold 8,800 shares at $42.57 per share.
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| $N/A |
| Discretionary |
| Mar 2, 2018 | KOP | $151.7K | Payment | 3,647 | $41.60 | Discretionary |
| Mar 2, 2018 | KOP | $0 | Award | 1,100 | $N/A | Discretionary |
| Mar 2, 2018 | KOP | $0 | Option Exercise | 243 | $N/A | Discretionary |
| Mar 1, 2018 | KOP | $0 | Payment | 165 | $N/A | Discretionary |
| Mar 3, 2017 | KOP | $88.3K | Sale | 2,000 | $44.17 | Discretionary |
| Mar 3, 2017 | KOP | $35.1K | Option Exercise | 2,000 | $17.57 | Discretionary |
| Mar 3, 2017 | KOP | $6.6K | Payment | 150.01 | $44.10 | Discretionary |
| Mar 1, 2017 | KOP | $0 | Payment | 105.78 | $N/A | Discretionary |
| Feb 17, 2017 | KOP | $0 | Payment | 218.27 | $N/A | Discretionary |
| Mar 1, 2016 | KOP | $0 | Award | 2,369 | $N/A | Discretionary |
| Jan 22, 2016 | KOP | $0 | Award | 19 | $N/A | Discretionary |
| Mar 3, 2015 | KOP | $0 | Award | 2,453 | $N/A | Discretionary |
| Feb 21, 2015 | KOP | $0 | Payment | 304.02 | $N/A | Discretionary |
| Feb 21, 2015 | KOP | $0 | Payment | 0 | $N/A | Discretionary |
| Feb 21, 2015 | KOP | $0 | Payment | 304.02 | $N/A | Discretionary |
| Jan 6, 2015 | KOP | $0 | Award | 10 | $N/A | Discretionary |
| Jan 2, 2015 | KOP | $0 | Award | 64.05 | $N/A | Discretionary |
| Feb 22, 2014 | KOP | $0 | Other | 1.24 | $N/A | Discretionary |
| Feb 22, 2014 | KOP | $0 | Payment | 910.46 | $N/A | Discretionary |
| Feb 18, 2014 | KOP | $0 | Award | 1,069 | $N/A | Discretionary |
| Jan 6, 2014 | KOP | $0 | Award | 17.88 | $N/A | Discretionary |
| Jan 2, 2014 | KOP | $0 | Award | 122.41 | $N/A | Discretionary |
| Feb 22, 2013 | KOP | $0 | Award | 717 | $N/A | Discretionary |
| Feb 22, 2013 | KOP | $0 | Award | 1,418 | $N/A | Discretionary |
| Feb 22, 2013 | KOP | $7.6K | Disposition | 183.8 | $41.52 | Discretionary |
| Feb 22, 2013 | KOP | $0 | Award | 717 | $N/A | Discretionary |
| Feb 22, 2013 | KOP | $0 | Award | 1,418 | $N/A | Discretionary |
| Feb 22, 2013 | KOP | $7.6K | Disposition | 183.8 | $41.52 | Discretionary |