TREX CO INC

Ticker: TREX CUSIP: 89531P105 Class: Common Stock

Washington Trust Bank's Holding History (CIK: 0000861787)

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

Q4 2018

Shares 44 Value ($000) $3 Avg Close $31.30 Range $25.44 - $38.75

Q3 2018

Shares 44 Value ($000) $3 Avg Close $38.47 Range $30.75 - $45.37

Q2 2018

Shares 44 Value ($000) $3 Avg Close $28.98 Range $25.52 - $33.38

Q1 2018

Shares 44 Value ($000) $5 Avg Close $27.54 Range $25.36 - $30.10

Q4 2016

Shares 11 Value ($000) $1 Avg Close $15.62 Range $12.70 - $18.05

Q3 2016

Shares 11 Value ($000) $1 Avg Close $13.94 Range $11.10 - $16.09

Q1 2014

Shares 1,700 Value ($000) $124 Avg Close $8.95 Range $7.76 - $10.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	44	$3	$31.30	$25.44 - $38.75
Q3 2018	44	$3	$38.47	$30.75 - $45.37
Q2 2018	44	$3	$28.98	$25.52 - $33.38
Q1 2018	44	$5	$27.54	$25.36 - $30.10
Q4 2016	11	$1	$15.62	$12.70 - $18.05
Q3 2016	11	$1	$13.94	$11.10 - $16.09
Q1 2014	1,700	$124	$8.95	$7.76 - $10.86