TREX CO INC

Ticker: TREX CUSIP: 89531P105 Class: Common Stock

SFE Investment Counsel's Holding History (CIK: 0001317784)

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

Q4 2018

Shares 7,531 Value ($000) $447 Avg Close $31.30 Range $25.44 - $38.75

Q3 2018

Shares 15,616 Value ($000) $1,202 Avg Close $38.47 Range $30.75 - $45.37

Q2 2018

Shares 8,269 Value ($000) $518 Avg Close $28.98 Range $25.52 - $33.38

Q1 2018

Shares 2,663 Value ($000) $290 Avg Close $27.54 Range $25.36 - $30.10

Q4 2017

Shares 5,268 Value ($000) $571 Avg Close $25.45 Range $20.91 - $29.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	7,531	$447	$31.30	$25.44 - $38.75
Q3 2018	15,616	$1,202	$38.47	$30.75 - $45.37
Q2 2018	8,269	$518	$28.98	$25.52 - $33.38
Q1 2018	2,663	$290	$27.54	$25.36 - $30.10
Q4 2017	5,268	$571	$25.45	$20.91 - $29.66