WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Quantbot Technologies LP's Holding History (CIK: 0001512991)

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

Q4 2025

Shares 39,607 Value ($000) $2,929 Avg Close $70.79 Range $55.84 - $82.75

Q3 2025

Shares 56,785 Value ($000) $4,376 Avg Close $82.33 Range $73.94 - $91.41

Q1 2025

Shares 4,451 Value ($000) $445 Avg Close $108.01 Range $95.27 - $116.71

Q4 2024

Shares 26,395 Value ($000) $3,026 Avg Close $126.38 Range $109.67 - $146.31

Q3 2024

Shares 30,742 Value ($000) $4,620 Avg Close $139.25 Range $125.61 - $148.72

Q2 2024

Shares 16,448 Value ($000) $2,382 Avg Close $148.16 Range $138.77 - $156.68

Q4 2023

Shares 9,983 Value ($000) $1,397 Avg Close $121.60 Range $107.83 - $137.84

Q2 2023

Shares 17,078 Value ($000) $2,040 Avg Close $108.79 Range $98.37 - $116.78

Q2 2022

Shares 5,394 Value ($000) $528 Avg Close $115.03 Range $86.41 - $132.48

Q4 2021

Shares 22,358 Value ($000) $2,171 Avg Close $91.08 Range $82.73 - $97.95

Q3 2021

Shares 10,005 Value ($000) $911 Avg Close $79.74 Range $72.56 - $88.16

Q2 2021

Shares 2,153 Value ($000) $193 Avg Close $90.14 Range $80.84 - $98.96

Q1 2020

Shares 6,461 Value ($000) $246 Avg Close $51.06 Range $26.40 - $65.18

Q4 2019

Shares 156 Value ($000) $10 Avg Close $60.78 Range $52.18 - $68.35

Q3 2019

Shares 6,970 Value ($000) $456 Avg Close $57.99 Range $50.43 - $64.27

Q1 2019

Shares 5,633 Value ($000) $382 Avg Close $64.77 Range $57.75 - $72.34

Q4 2018

Shares 2,977 Value ($000) $196 Avg Close $64.35 Range $53.36 - $76.44

Q3 2018

Shares 22,537 Value ($000) $1,873 Avg Close $86.83 Range $72.82 - $100.10

Q1 2018

Shares 6,821 Value ($000) $758 Avg Close $98.39 Range $86.89 - $107.41

Q1 2016

Shares 2,029 Value ($000) $93 Avg Close $39.11 Range $34.33 - $46.52

Q2 2015

Shares 2,903 Value ($000) $199 Avg Close $62.10 Range $58.06 - $67.58

Q3 2014

Shares 24,279 Value ($000) $2,102 Avg Close $76.69 Range $70.51 - $83.52

Q1 2014

Shares 4,104 Value ($000) $271 Avg Close $53.68 Range $48.11 - $58.70

Q3 2013

Shares 1,200 Value ($000) $125 Avg Close $42.90 Range $40.28 - $45.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,607	$2,929	$70.79	$55.84 - $82.75
Q3 2025	56,785	$4,376	$82.33	$73.94 - $91.41
Q1 2025	4,451	$445	$108.01	$95.27 - $116.71
Q4 2024	26,395	$3,026	$126.38	$109.67 - $146.31
Q3 2024	30,742	$4,620	$139.25	$125.61 - $148.72
Q2 2024	16,448	$2,382	$148.16	$138.77 - $156.68
Q4 2023	9,983	$1,397	$121.60	$107.83 - $137.84
Q2 2023	17,078	$2,040	$108.79	$98.37 - $116.78
Q2 2022	5,394	$528	$115.03	$86.41 - $132.48
Q4 2021	22,358	$2,171	$91.08	$82.73 - $97.95
Q3 2021	10,005	$911	$79.74	$72.56 - $88.16
Q2 2021	2,153	$193	$90.14	$80.84 - $98.96
Q1 2020	6,461	$246	$51.06	$26.40 - $65.18
Q4 2019	156	$10	$60.78	$52.18 - $68.35
Q3 2019	6,970	$456	$57.99	$50.43 - $64.27
Q1 2019	5,633	$382	$64.77	$57.75 - $72.34
Q4 2018	2,977	$196	$64.35	$53.36 - $76.44
Q3 2018	22,537	$1,873	$86.83	$72.82 - $100.10
Q1 2018	6,821	$758	$98.39	$86.89 - $107.41
Q1 2016	2,029	$93	$39.11	$34.33 - $46.52
Q2 2015	2,903	$199	$62.10	$58.06 - $67.58
Q3 2014	24,279	$2,102	$76.69	$70.51 - $83.52
Q1 2014	4,104	$271	$53.68	$48.11 - $58.70
Q3 2013	1,200	$125	$42.90	$40.28 - $45.40