4 institutions reported holding $80,282 of KOPPERS HOLDINGS INC (KOP) in SEC 13F filings for 2026-06-30. Largest institutional holders: GAMMA Investing LLC ($43,912), Versant Capital Management, Inc ($32,104), Dogwood Wealth Management LLC ($2,694), Cedar Mountain Advisors, LLC ($1,572). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GAMMA Investing LLC | $43,912 | 978 | Added |
| 2 | Versant Capital Management, Inc | $32,104 | 715 | Trimmed |
| 3 | Dogwood Wealth Management LLC | $2,694 | 60 | New |
| 4 | Cedar Mountain Advisors, LLC | $1,572 | 35 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30