KOPPERS HOLDINGS INC

Ticker: KOP CUSIP: 50060P106 Class: Common Stock

Sterling Capital Management LLC's Holding History (CIK: 0001329883)

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

Q4 2025

Shares 1,090 Value ($000) $30 Avg Close $27.92 Range $24.93 - $30.27

Q3 2025

Shares 1,333 Value ($000) $37 Avg Close $30.64 Range $26.64 - $35.42

Q2 2025

Shares 525 Value ($000) $17 Avg Close $28.51 Range $22.81 - $33.40

Q1 2025

Shares 338 Value ($000) $9 Avg Close $29.79 Range $26.71 - $32.62

Q4 2024

Shares 625 Value ($000) $20 Avg Close $35.29 Range $30.31 - $39.33

Q3 2024

Shares 73 Value ($000) $3 Avg Close $36.81 Range $33.32 - $41.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,090	$30	$27.92	$24.93 - $30.27
Q3 2025	1,333	$37	$30.64	$26.64 - $35.42
Q2 2025	525	$17	$28.51	$22.81 - $33.40
Q1 2025	338	$9	$29.79	$26.71 - $32.62
Q4 2024	625	$20	$35.29	$30.31 - $39.33
Q3 2024	73	$3	$36.81	$33.32 - $41.05