TREX CO INC

Ticker: TREX CUSIP: 89531P105 Class: Common Stock

East Coast Asset Management, LLC.'s Holding History (CIK: 0001579254)

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

Q1 2019

Shares 34,545 Value ($000) $2,125 Avg Close $34.94 Range $28.86 - $39.69

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	34,545	$2,125	$34.94	$28.86 - $39.69