TREX CO INC

Ticker: TREX CUSIP: 89531P105 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q2 2019

Shares 6,779 Value ($000) $486 Avg Close $33.89 Range $28.77 - $38.77

Q1 2019

Shares 13,753 Value ($000) $846 Avg Close $34.94 Range $28.86 - $39.69

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	6,779	$486	$33.89	$28.77 - $38.77
Q1 2019	13,753	$846	$34.94	$28.86 - $39.69