KOPPERS HOLDINGS INC

Ticker: KOP CUSIP: 50060P106 Class: Common Stock

Waterfront Wealth Inc.'s Holding History (CIK: 0001775210)

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

Q4 2025

Shares 53,168 Value ($000) $1,543 Avg Close $27.92 Range $24.93 - $30.27

Q3 2025

Shares 37,687 Value ($000) $1,069 Avg Close $30.64 Range $26.64 - $35.42

Q2 2025

Shares 32,014 Value ($000) $1,029 Avg Close $28.51 Range $22.81 - $33.40

Q1 2025

Shares 31,807 Value ($000) $891 Avg Close $29.79 Range $26.71 - $32.62

Q4 2024

Shares 13,200 Value ($000) $428 Avg Close $35.29 Range $30.31 - $39.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	53,168	$1,543	$27.92	$24.93 - $30.27
Q3 2025	37,687	$1,069	$30.64	$26.64 - $35.42
Q2 2025	32,014	$1,029	$28.51	$22.81 - $33.40
Q1 2025	31,807	$891	$29.79	$26.71 - $32.62
Q4 2024	13,200	$428	$35.29	$30.31 - $39.33