KOPPERS HOLDINGS INC

Ticker: KOP CUSIP: 50060P106 Class: Common Stock

Quaker Capital Investments, LLC's Holding History (CIK: 0001633648)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 474,865 Value ($000) $12,859 Avg Close $27.92 Range $24.93 - $30.27

Q3 2025

Shares 418,365 Value ($000) $11,714 Avg Close $30.64 Range $26.64 - $35.42

Q2 2025

Shares 378,199 Value ($000) $12,159 Avg Close $28.51 Range $22.81 - $33.40

Q1 2025

Shares 290,984 Value ($000) $8,148 Avg Close $29.79 Range $26.71 - $32.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	474,865	$12,859	$27.92	$24.93 - $30.27
Q3 2025	418,365	$11,714	$30.64	$26.64 - $35.42
Q2 2025	378,199	$12,159	$28.51	$22.81 - $33.40
Q1 2025	290,984	$8,148	$29.79	$26.71 - $32.62