Feng Xudong has filed 19 insider transactions across 1 company since January 2023.
Most recent transaction: a grant/award of 50 shares of Koppers Holdings Inc. ($KOP) on March 23, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 23, 2026 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 50 | $0.00 | 347.9160 | 20,414,000 | 16.78% | 0.00% |
| March 23, 2026 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 30 | $0.00 | 377.8260 | 20,414,000 | 8.60% | 0.00% |
| Dec. 16, 2025 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 33 | $0.00 | 297.9160 | 20,414,000 | 12.64% | 0.00% |
| Sept. 15, 2025 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 33 | $0.00 | 264.4740 | 21,291,000 | 14.42% | 0.00% |
| May 8, 2025 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Restricted Stock Units | 4778 | $0.00 | 16,477.4780 | 21,291,000 | 40.84% | 0.02% |
| March 24, 2025 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 17 | $0.00 | 173.7830 | 21,291,000 | 10.84% | 0.00% |
| March 24, 2025 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 27 | $0.00 | 201.0270 | 21,291,000 | 15.68% | 0.00% |
| Dec. 16, 2024 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 21 | $0.00 | 156.7830 | 21,448,000 | 15.31% | 0.00% |
| Sept. 16, 2024 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 18 | $0.00 | 135.9680 | 21,539,000 | 15.73% | 0.00% |
| June 10, 2024 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 16 | $0.00 | 117.4850 | 21,539,000 | 16.15% | 0.00% |
| May 2, 2024 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Restricted Stock Units | 2079 | $0.00 | 11,699.4780 | 21,539,000 | 21.61% | 0.01% |
| March 25, 2024 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 20 | $0.00 | 101.1460 | 21,539,000 | 24.65% | 0.00% |
| March 25, 2024 | Koppers Holdings Inc. | $KOP | Feng Xudong | Not found | A | Dividend Equivalent Rights | 8 | $0.00 | 81.1460 | 21,539,000 | 10.89% | 0.00% |
| Sept. 11, 2023 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 10 | $0.00 | 64.8140 | 21,313,000 | 17.88% | 0.00% |
| Sept. 5, 2023 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | G | Common Stock | 3936 | $0.00 | 28,904.0000 | 21,313,000 | 11.99% | 0.02% |
| June 12, 2023 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 11 | $0.00 | 54.9850 | 21,313,000 | 25.55% | 0.00% |
| May 4, 2023 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Restricted Stock Units | 3513 | $0.00 | 9,620.4780 | 21,313,000 | 57.52% | 0.02% |
| April 27, 2023 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Dividend Equivalent Rights | 37 | $0.00 | 43.7940 | 21,313,000 | 544.60% | 0.00% |
| Jan. 18, 2023 | Koppers Holdings Inc. | $KOP | Feng Xudong | Director | A | Restricted Stock Units | 817 | $31.66 | 1,781.4783 | 21,313,000 | 84.76% | 0.00% |