TREX CO INC

Ticker: TREX CUSIP: 89531P105 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q4 2025

Shares 38,466 Value ($000) $1,349 Avg Close $40.45 Range $29.77 - $54.30

Q3 2025

Shares 28,897 Value ($000) $1,493 Avg Close $60.90 Range $49.55 - $68.78

Q2 2025

Shares 21,902 Value ($000) $1,191 Avg Close $56.68 Range $49.01 - $63.17

Q2 2018

Shares 1,938 Value ($000) $121 Avg Close $28.98 Range $25.52 - $33.38

Q1 2018

Shares 4,050 Value ($000) $354 Avg Close $27.54 Range $25.36 - $30.10

Q4 2017

Shares 3,750 Value ($000) $427 Avg Close $25.45 Range $20.91 - $29.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	38,466	$1,349	$40.45	$29.77 - $54.30
Q3 2025	28,897	$1,493	$60.90	$49.55 - $68.78
Q2 2025	21,902	$1,191	$56.68	$49.01 - $63.17
Q2 2018	1,938	$121	$28.98	$25.52 - $33.38
Q1 2018	4,050	$354	$27.54	$25.36 - $30.10
Q4 2017	3,750	$427	$25.45	$20.91 - $29.66