Who
Xudong Feng
Director
Company insider
Files Form 4 as: Director, Koppers Holdings.
In numbers
- Trades disclosed
- 52
- Buys
- 0
- Sells
- 4
- Bought
- $0
- Sold
- $243K
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 6 May 2009
- Last trade
- 14 Sep 2026
- Last filed
- 15 Sep 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 14 Sep 2026filed 15 Sep 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —32.946 at $0.00 | filing |
| 14 Sep 2026filed 15 Sep 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —32.95 at $0.00 | filing |
| 15 Jun 2026filed 17 Jun 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —34.065 at $0.00 | filing |
| 15 Jun 2026filed 17 Jun 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —34.07 at $0.00 | filing |
| 3 Jun 2026filed 4 Jun 2026 | KOP Koppers HoldingsBuilding Products & Timber | SEC FORM 4 Code G | —5,695 at $0.00 | filing |
| 3 Jun 2026filed 4 Jun 2026 | KOP Koppers HoldingsBuilding Products & Timber | SEC FORM 4 Code G | —5,695 at $0.00 | filing |
| 7 May 2026filed 11 May 2026 | KOP Koppers HoldingsBuilding Products & Timber | SEC FORM 4 Code A | —3,280 at $0.00 | filing |
| 7 May 2026filed 11 May 2026 | KOP Koppers HoldingsBuilding Products & Timber | SEC FORM 4 Code A | —3,280 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —50 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —29.91 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —50 at $0.00 | filing |
| 23 Mar 2026filed 25 Mar 2026 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —29.91 at $0.00 | filing |
| 16 Dec 2025filed 17 Dec 2025 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —33.44 at $0.00 | filing |
| 15 Sep 2025filed 17 Sep 2025 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —33.34 at $0.00 | filing |
| 8 May 2025filed 9 May 2025 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —4,778 at $0.00 | filing |
| 24 Mar 2025filed 26 Mar 2025 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —17 at $0.00 | filing |
| 24 Mar 2025filed 26 Mar 2025 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —27.24 at $0.00 | filing |
| 16 Dec 2024filed 17 Dec 2024 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —20.82 at $0.00 | filing |
| 16 Sep 2024filed 18 Sep 2024 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —18.48 at $0.00 | filing |
| 10 Jun 2024filed 12 Jun 2024 | KOP Koppers Holdingsoption or derivative · Building Products & Timber | SEC FORM 4 Code A | —16.34 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.