WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

TD Waterhouse Canada Inc.'s Holding History (CIK: 0001999606)

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

Q4 2025

Shares 40 Value ($000) $3 Avg Close $70.79 Range $55.84 - $82.75

Q3 2025

Shares 50 Value ($000) $4 Avg Close $82.33 Range $73.94 - $91.41

Q2 2025

Shares 40 Value ($000) $3 Avg Close $80.28 Range $67.52 - $99.92

Q4 2023

Shares 126 Value ($000) $17 Avg Close $121.60 Range $107.83 - $137.84

Q3 2023

Shares 126 Value ($000) $15 Avg Close $122.44 Range $108.80 - $131.81

Q2 2023

Shares 126 Value ($000) $15 Avg Close $108.79 Range $98.37 - $116.78

Q1 2023

Shares 17 Value ($000) $2 Avg Close $109.37 Range $92.83 - $119.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	40	$3	$70.79	$55.84 - $82.75
Q3 2025	50	$4	$82.33	$73.94 - $91.41
Q2 2025	40	$3	$80.28	$67.52 - $99.92
Q4 2023	126	$17	$121.60	$107.83 - $137.84
Q3 2023	126	$15	$122.44	$108.80 - $131.81
Q2 2023	126	$15	$108.79	$98.37 - $116.78
Q1 2023	17	$2	$109.37	$92.83 - $119.59