KOPPERS HOLDINGS INC

Ticker: KOP CUSIP: 50060P106 Class: Common Stock

TRUST CO OF TOLEDO NA /OH/'s Holding History (CIK: 0001008937)

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

Q4 2025

Shares 191 Value ($000) $5 Avg Close $27.92 Range $24.93 - $30.27

Q3 2025

Shares 191 Value ($000) $5 Avg Close $30.64 Range $26.64 - $35.42

Q2 2025

Shares 191 Value ($000) $6 Avg Close $28.51 Range $22.81 - $33.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	191	$5	$27.92	$24.93 - $30.27
Q3 2025	191	$5	$30.64	$26.64 - $35.42
Q2 2025	191	$6	$28.51	$22.81 - $33.40