WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Quantinno Capital Management LP's Holding History (CIK: 0001759654)

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

Q4 2025

Shares 116,366 Value ($000) $8,604 Avg Close $70.79 Range $55.84 - $82.75

Q3 2025

Shares 65,235 Value ($000) $5,027 Avg Close $82.33 Range $73.94 - $91.41

Q2 2025

Shares 30,231 Value ($000) $2,295 Avg Close $80.28 Range $67.52 - $99.92

Q1 2025

Shares 127,513 Value ($000) $12,755 Avg Close $108.01 Range $95.27 - $116.71

Q4 2024

Shares 88,589 Value ($000) $10,157 Avg Close $126.38 Range $109.67 - $146.31

Q3 2024

Shares 66,317 Value ($000) $9,967 Avg Close $139.25 Range $125.61 - $148.72

Q2 2024

Shares 59,925 Value ($000) $8,678 Avg Close $148.16 Range $138.77 - $156.68

Q1 2024

Shares 58,664 Value ($000) $8,964 Avg Close $135.33 Range $113.88 - $147.53

Q4 2023

Shares 40,934 Value ($000) $5,729 Avg Close $121.60 Range $107.83 - $137.84

Q3 2023

Shares 37,262 Value ($000) $4,646 Avg Close $122.44 Range $108.80 - $131.81

Q2 2023

Shares 33,456 Value ($000) $3,997 Avg Close $108.79 Range $98.37 - $116.78

Q1 2023

Shares 32,321 Value ($000) $3,749 Avg Close $109.37 Range $92.83 - $119.59

Q4 2022

Shares 33,716 Value ($000) $3,457 Avg Close $95.20 Range $80.55 - $107.11

Q3 2022

Shares 19,122 Value ($000) $1,661 Avg Close $90.33 Range $76.70 - $104.08

Q2 2022

Shares 8,193 Value ($000) $803 Avg Close $115.03 Range $86.41 - $132.48

Q1 2022

Shares 8,066 Value ($000) $995 Avg Close $102.15 Range $87.54 - $119.36

Q4 2021

Shares 7,091 Value ($000) $689 Avg Close $91.08 Range $82.73 - $97.95

Q3 2021

Shares 2,576 Value ($000) $235 Avg Close $79.74 Range $72.56 - $88.16

Q2 2021

Shares 2,568 Value ($000) $231 Avg Close $90.14 Range $80.84 - $98.96

Q1 2021

Shares 2,568 Value ($000) $228 Avg Close $80.32 Range $68.77 - $90.16

Q4 2020

Shares 4,153 Value ($000) $339 Avg Close $68.91 Range $56.02 - $78.45

Q3 2020

Shares 8,988 Value ($000) $568 Avg Close $54.23 Range $46.16 - $63.35

Q2 2020

Shares 8,988 Value ($000) $482 Avg Close $42.05 Range $30.99 - $55.36

Q1 2020

Shares 10,222 Value ($000) $390 Avg Close $51.06 Range $26.40 - $65.18

Q4 2019

Shares 4,456 Value ($000) $313 Avg Close $60.78 Range $52.18 - $68.35

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	116,366	$8,604	$70.79	$55.84 - $82.75
Q3 2025	65,235	$5,027	$82.33	$73.94 - $91.41
Q2 2025	30,231	$2,295	$80.28	$67.52 - $99.92
Q1 2025	127,513	$12,755	$108.01	$95.27 - $116.71
Q4 2024	88,589	$10,157	$126.38	$109.67 - $146.31
Q3 2024	66,317	$9,967	$139.25	$125.61 - $148.72
Q2 2024	59,925	$8,678	$148.16	$138.77 - $156.68
Q1 2024	58,664	$8,964	$135.33	$113.88 - $147.53
Q4 2023	40,934	$5,729	$121.60	$107.83 - $137.84
Q3 2023	37,262	$4,646	$122.44	$108.80 - $131.81
Q2 2023	33,456	$3,997	$108.79	$98.37 - $116.78
Q1 2023	32,321	$3,749	$109.37	$92.83 - $119.59
Q4 2022	33,716	$3,457	$95.20	$80.55 - $107.11
Q3 2022	19,122	$1,661	$90.33	$76.70 - $104.08
Q2 2022	8,193	$803	$115.03	$86.41 - $132.48
Q1 2022	8,066	$995	$102.15	$87.54 - $119.36
Q4 2021	7,091	$689	$91.08	$82.73 - $97.95
Q3 2021	2,576	$235	$79.74	$72.56 - $88.16
Q2 2021	2,568	$231	$90.14	$80.84 - $98.96
Q1 2021	2,568	$228	$80.32	$68.77 - $90.16
Q4 2020	4,153	$339	$68.91	$56.02 - $78.45
Q3 2020	8,988	$568	$54.23	$46.16 - $63.35
Q2 2020	8,988	$482	$42.05	$30.99 - $55.36
Q1 2020	10,222	$390	$51.06	$26.40 - $65.18
Q4 2019	4,456	$313	$60.78	$52.18 - $68.35