KOPPERS HOLDINGS INC

Ticker: KOP CUSIP: 50060P106 Class: Common Stock

S.A. Mason LLC's Holding History (CIK: 0001800911)

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

Q1 2020

Shares 100 Value ($000) $1 Avg Close $24.89 Range $8.37 - $37.67

Q4 2019

Shares 100 Value ($000) $4 Avg Close $34.04 Range $25.45 - $43.37

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	100	$1	$24.89	$8.37 - $37.67
Q4 2019	100	$4	$34.04	$25.45 - $43.37