WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Merewether Investment Management, LP's Holding History (CIK: 0001736852)

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

Q4 2025

Shares 388,100 Value ($000) $28,696 Avg Close $70.79 Range $55.84 - $82.75

Q3 2025

Shares 268,400 Value ($000) $20,683 Avg Close $82.33 Range $73.94 - $91.41

Q4 2024

Shares 273,637 Value ($000) $31,372 Avg Close $126.38 Range $109.67 - $146.31

Q3 2024

Shares 269,167 Value ($000) $40,453 Avg Close $139.25 Range $125.61 - $148.72

Q2 2024

Shares 223,366 Value ($000) $32,348 Avg Close $148.16 Range $138.77 - $156.68

Q1 2024

Shares 190,266 Value ($000) $29,073 Avg Close $135.33 Range $113.88 - $147.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	388,100	$28,696	$70.79	$55.84 - $82.75
Q3 2025	268,400	$20,683	$82.33	$73.94 - $91.41
Q4 2024	273,637	$31,372	$126.38	$109.67 - $146.31
Q3 2024	269,167	$40,453	$139.25	$125.61 - $148.72
Q2 2024	223,366	$32,348	$148.16	$138.77 - $156.68
Q1 2024	190,266	$29,073	$135.33	$113.88 - $147.53