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RHUMBLINE ADVISERS

Position in KOP — Koppers Holdings Inc.

CIK 1115418 BOSTON, MA

Position in KOP

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$2,238,295
+$680,952 QoQ
Shares Held
57,867
+0.6% QoQ
Ownership
0.301%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 48% Shared 0% None 52%

Common Shares in KOP Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $1,237,302,756 across 46 Specialty Chemicals names. KOP ranks #33 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in KOP

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $2,238,295 57,867
2025-12-31 $1,557,343 57,509
2025-09-30 $1,714,944 61,248
2025-06-30 $1,987,095 61,807
2025-03-31 $1,745,436 62,337
2024-12-31 $2,290,194 70,685
2024-09-30 $2,561,154 70,111
2024-06-30 $2,696,201 72,890
2024-03-31 $4,636,100 84,033
2023-12-31 $3,825,673 74,691
2023-09-30 $2,667,687 67,451
2023-06-30 $2,303,932 67,564
2023-03-31 $2,437,793 69,711
2022-12-31 $1,858,098 65,890
2022-09-30 $1,363,978 65,639
2022-06-30 $1,467,909 64,837
2022-03-31 $1,737,530 63,137
2021-12-31 $1,963,574 62,734
2021-09-30 $1,973,662 63,137
2021-06-30 $2,287,597 70,714
2021-03-31 $2,401,846 69,098
2020-12-31 $2,087,906 67,006
2020-09-30 $1,349,155 64,522
2020-06-30 $1,272,999 67,569
2020-03-31 $817,224 66,065