| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| KOP | VP, China Operations | Jun 08, 2018 | Sale | $42.57 | 8,800 | 374,616 | 13,523 | Jun 12, 2018, 05:08 PM |
| KOP | VP, China Operations | Mar 02, 2018 | Option Exercise | $41.60 | 3,647 | 151,715 | 21,976 | Mar 06, 2018, 07:13 PM |
| KOP | VP, China Operations | Mar 03, 2017 | Option Exercise | $44.10 | 150 | 6,615 | 11,886 | Mar 07, 2017, 06:45 PM |
| KOP | VP, China Operations | Mar 03, 2017 | Option Exercise | $17.57 | 2,000 | 35,140 | 14,036 | Mar 07, 2017, 06:45 PM |
| KOP | VP, China Operations | Mar 03, 2017 | Sale | $44.17 | 2,000 | 88,340 | 12,036 | Mar 07, 2017, 06:45 PM |
| KOP | VP, China Operations | Feb 22, 2013 | Option Exercise | $41.52 | 184 | 7,640 | 7,147 | Mar 27, 2013, 02:06 PM |
| KOP | VP, China Operations | Feb 22, 2013 | Option Exercise | $41.52 | 184 | 7,640 | 6,343 | Feb 28, 2013, 03:14 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| KOP | VP, China Operations | Jun 08, 2018 | Sale | 374,616 |
| KOP | VP, China Operations | Mar 02, 2018 | Option Exercise | 151,715 |
| KOP | VP, China Operations | Mar 03, 2017 | Option Exercise | 6,615 |
| KOP | VP, China Operations | Mar 03, 2017 | Option Exercise | 35,140 |
| KOP | VP, China Operations | Mar 03, 2017 | Sale | 88,340 |
| KOP | VP, China Operations | Feb 22, 2013 | Option Exercise | 7,640 |
| KOP | VP, China Operations | Feb 22, 2013 | Option Exercise | 7,640 |