Koppers Holdings Inc. (KOP) Form SCHEDULE 13D/A — Oct 22, 2026
Jeffrey Jacobowitz and the Simcoe Capital-affiliated entities filed a Schedule 13D/A on Koppers Holdings disclosing the group beneficially owns 1,063,279 shares, approximately 5.6% of the 18,911,568 shares outstanding as of July 31, 2026. The amendment's Exhibit 1 shows Simcoe Partners sold roughly 320,000 shares during October 2026 at prices between about $41.02 and $47.17, with selling accelerating in the final weeks including a 66,935-share sale on October 21.
Key figures
- Shares Outstanding
- 18911568
- Sdr partners shares
- 35785
- Sale price range usd
- 41.02-47.17
- Simcoe select shares
- 154000
- Simcoe partners shares
- 873494
- Simcoe partners percent
- 4.6%
- Aggregate percent simcoe capital
- 5.6%
- Aggregate shares owned simcoe capital
- 1063279
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