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KOP similar filings
- 13 Feb 20 Koppers / DANIEL R GROVES ownership change
- 9 May 19 Koppers / Bradley A Pearce ownership change
- 12 Sep 18 Koppers / SONJA MICHELLE WILKERSON ownership change
- 11 Sep 18 Koppers / DAVID L MOTLEY ownership change
- 19 Apr 18 Koppers / R. Michael Johnson ownership change
- 5 Mar 18 Koppers / Douglas J Fenwick ownership change
- 9 May 17 Koppers / Douglas J Fenwick ownership change
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