WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Petrus Trust Company, LTA's Holding History (CIK: 0001473429)

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

Q1 2025

Shares 6,709 Value ($000) $671 Avg Close $108.01 Range $95.27 - $116.71

Q4 2024

Shares 6,421 Value ($000) $736 Avg Close $126.38 Range $109.67 - $146.31

Q3 2024

Shares 1,458 Value ($000) $219 Avg Close $139.25 Range $125.61 - $148.72

Q2 2021

Shares 3,137 Value ($000) $283 Avg Close $90.14 Range $80.84 - $98.96

Q2 2016

Shares 6,942 Value ($000) $298 Avg Close $39.55 Range $34.26 - $45.64

Q1 2016

Shares 7,799 Value ($000) $361 Avg Close $39.11 Range $34.33 - $46.52

Q3 2015

Shares 5,327 Value ($000) $276 Avg Close $49.96 Range $42.26 - $59.13

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	6,709	$671	$108.01	$95.27 - $116.71
Q4 2024	6,421	$736	$126.38	$109.67 - $146.31
Q3 2024	1,458	$219	$139.25	$125.61 - $148.72
Q2 2021	3,137	$283	$90.14	$80.84 - $98.96
Q2 2016	6,942	$298	$39.55	$34.26 - $45.64
Q1 2016	7,799	$361	$39.11	$34.33 - $46.52
Q3 2015	5,327	$276	$49.96	$42.26 - $59.13