KOP
Koppers Holdings Inc.Company with tickers: KOP
CIK
1315257
CUSIP
50060P106
Shares Outstanding
19,231,826
Website
https://www.koppers.com
13F Activity (30d)
68 filings
64 filers
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 1
Total Value: $58,749,167
Total Shares: 1,349,005
Institutional Ownership Trend
26 quarters
Superinvestors Holding KOP
All superinvestors →Quarterly Activity
vs Mar 31, 2026
New
0
Increased
1
Decreased
0
Sold Out
164
Unchanged
0
Holder count:
-164
Institutional value:
-85.5%
Shares held:
-87.1%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Small Simcoe Capital Management, LLC | +404,575 | 1,349,005 |
Top Sellers
vs Mar 31, 2026No qualifying movers this quarter.
Top New Positions
vs Mar 31, 2026No new positions this quarter.
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 1,824,023 | $70,553,209 | |
| Large LSV ASSET MANAGEMENT | 926,031 | $35,818,879 | |
| Mega STATE STREET CORP | 752,264 | $29,097,571 | |
| Mega AMERICAN CENTURY COMPANIES INC | 535,002 | $20,693,877 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | 467,609 | $18,087,115 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Small Simcoe Capital Management, LLC | $58,749,167 | 100.00% | 1,349,005 | Shares | Sole | 2026-05-19 | ||||
| No holders match your search. | ||||||||||