WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Edgestream Partners, L.P.'s Holding History (CIK: 0001535061)

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

Q4 2025

Shares 7,095 Value ($000) $525 Avg Close $70.79 Range $55.84 - $82.75

Q3 2024

Shares 23,650 Value ($000) $3,554 Avg Close $139.25 Range $125.61 - $148.72

Q2 2023

Shares 26,985 Value ($000) $3,224 Avg Close $108.79 Range $98.37 - $116.78

Q2 2022

Shares 4,387 Value ($000) $430 Avg Close $115.03 Range $86.41 - $132.48

Q1 2022

Shares 9,852 Value ($000) $1,216 Avg Close $102.15 Range $87.54 - $119.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,095	$525	$70.79	$55.84 - $82.75
Q3 2024	23,650	$3,554	$139.25	$125.61 - $148.72
Q2 2023	26,985	$3,224	$108.79	$98.37 - $116.78
Q2 2022	4,387	$430	$115.03	$86.41 - $132.48
Q1 2022	9,852	$1,216	$102.15	$87.54 - $119.36