WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Woodline Partners LP's Holding History (CIK: 0001784547)

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

Q4 2025

Shares 628,159 Value ($000) $46,446 Avg Close $70.79 Range $55.84 - $82.75

Q3 2025

Shares 193,786 Value ($000) $14,933 Avg Close $82.33 Range $73.94 - $91.41

Q2 2025

Shares 327,290 Value ($000) $24,851 Avg Close $80.28 Range $67.52 - $99.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	628,159	$46,446	$70.79	$55.84 - $82.75
Q3 2025	193,786	$14,933	$82.33	$73.94 - $91.41
Q2 2025	327,290	$24,851	$80.28	$67.52 - $99.92