LYONDELLBASELL INDUSTRIES N

Ticker: LYB CUSIP: N53745100 Class: SHS - A -

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q4 2025

Shares 472,166 Value ($000) $20,445 Avg Close $44.45 Range $40.42 - $48.91

Q3 2025

Shares 468,726 Value ($000) $22,986 Avg Close $54.04 Range $45.14 - $64.08

Q2 2025

Shares 449,747 Value ($000) $26,022 Avg Close $54.42 Range $47.35 - $65.61

Q1 2025

Shares 425,422 Value ($000) $29,950 Avg Close $68.81 Range $64.06 - $72.64

Q4 2024

Shares 443,395 Value ($000) $32,931 Avg Close $75.68 Range $66.39 - $86.71

Q3 2024

Shares 478,305 Value ($000) $45,869 Avg Close $85.13 Range $80.76 - $89.00

Q2 2024

Shares 491,921 Value ($000) $47,057 Avg Close $86.82 Range $81.78 - $93.28

Q1 2024

Shares 490,399 Value ($000) $50,158 Avg Close $84.11 Range $78.76 - $90.03

Q4 2023

Shares 509,186 Value ($000) $48,413 Avg Close $79.84 Range $75.14 - $83.68

Q3 2023

Shares 526,728 Value ($000) $49,881 Avg Close $81.03 Range $73.71 - $86.68

Q2 2023

Shares 512,611 Value ($000) $47,073 Avg Close $75.96 Range $71.10 - $81.18

Q1 2023

Shares 540,317 Value ($000) $50,730 Avg Close $76.26 Range $67.16 - $82.72

Q4 2022

Shares 611,169 Value ($000) $50,745 Avg Close $66.35 Range $60.61 - $72.18

Q3 2022

Shares 603,665 Value ($000) $45,444 Avg Close $67.49 Range $57.57 - $73.55

Q2 2022

Shares 501,369 Value ($000) $43,850 Avg Close $79.53 Range $66.38 - $89.46

Q1 2022

Shares 537,869 Value ($000) $55,304 Avg Close $74.29 Range $66.25 - $81.32

Q4 2021

Shares 588,243 Value ($000) $54,254 Avg Close $68.36 Range $62.49 - $73.53

Q3 2021

Shares 611,808 Value ($000) $57,418 Avg Close $71.45 Range $64.68 - $77.10

Q2 2021

Shares 619,012 Value ($000) $63,678 Avg Close $77.96 Range $72.17 - $85.46

Q1 2021

Shares 620,410 Value ($000) $64,554 Avg Close $70.80 Range $59.77 - $80.95

Q4 2020

Shares 649,117 Value ($000) $59,498 Avg Close $57.51 Range $46.88 - $65.83

Q3 2020

Shares 618,065 Value ($000) $43,567 Avg Close $48.10 Range $42.57 - $56.75

Q2 2020

Shares 597,517 Value ($000) $39,269 Avg Close $40.79 Range $30.24 - $55.34

Q1 2020

Shares 605,172 Value ($000) $30,035 Avg Close $49.62 Range $22.99 - $64.16

Q4 2019

Shares 671,284 Value ($000) $63,423 Avg Close $61.14 Range $54.13 - $65.73

Q3 2019

Shares 733,800 Value ($000) $65,653 Avg Close $53.69 Range $44.98 - $60.16

Q2 2019

Shares 607,055 Value ($000) $52,286 Avg Close $55.39 Range $47.84 - $61.59

Q1 2019

Shares 771,991 Value ($000) $64,909 Avg Close $55.48 Range $52.21 - $58.46

Q4 2018

Shares 848,057 Value ($000) $70,524 Avg Close $57.98 Range $49.57 - $67.40

Q3 2018

Shares 879,003 Value ($000) $90,107 Avg Close $68.70 Range $62.65 - $73.08

Q2 2018

Shares 920,843 Value ($000) $101,155 Avg Close $68.36 Range $59.76 - $74.38

Q1 2018

Shares 932,927 Value ($000) $98,592 Avg Close $68.99 Range $63.29 - $75.06

Q4 2017

Shares 971,723 Value ($000) $107,200 Avg Close $63.47 Range $58.70 - $68.71

Q3 2017

Shares 1,079,225 Value ($000) $106,897 Avg Close $54.53 Range $49.87 - $61.44

Q2 2017

Shares 1,069,233 Value ($000) $90,233 Avg Close $49.80 Range $47.13 - $54.98

Q1 2017

Shares 1,072,833 Value ($000) $97,832 Avg Close $54.20 Range $50.83 - $57.80

Q4 2016

Shares 1,109,733 Value ($000) $95,193 Avg Close $49.39 Range $44.97 - $54.86

Q3 2016

Shares 1,144,333 Value ($000) $92,302 Avg Close $45.08 Range $41.44 - $47.92

Q2 2016

Shares 1,145,833 Value ($000) $85,273 Avg Close $47.57 Range $40.47 - $53.77

Q1 2016

Shares 1,203,333 Value ($000) $102,981 Avg Close $45.77 Range $39.24 - $51.62

Q4 2015

Shares 1,211,033 Value ($000) $105,239 Avg Close $52.02 Range $47.22 - $55.33

Q3 2015

Shares 1,163,633 Value ($000) $97,000 Avg Close $49.81 Range $40.98 - $58.40

Q2 2015

Shares 1,214,933 Value ($000) $125,770 Avg Close $56.14 Range $48.56 - $59.88

Q1 2015

Shares 1,343,432 Value ($000) $105,688 Avg Close $46.71 Range $39.72 - $50.93

Q4 2014

Shares 1,343,432 Value ($000) $105,688 Avg Close $47.78 Range $38.79 - $59.21

Q3 2014

Shares 1,565,173 Value ($000) $170,072 Avg Close $59.21 Range $53.00 - $63.39

Q2 2014

Shares 1,548,341 Value ($000) $151,195 Avg Close $51.88 Range $46.26 - $56.02

Q1 2014

Shares 1,625,272 Value ($000) $141,463 Avg Close $45.39 Range $40.01 - $49.80

Q4 2013

Shares 1,572,219 Value ($000) $124,724 Avg Close $41.05 Range $38.58 - $43.22

Q3 2013

Shares 1,098,706 Value ($000) $80,458 Avg Close $36.95 Range $34.32 - $40.39

Q2 2013

Shares 1,047,308 Value ($000) $69,395 Avg Close $33.34 Range $28.95 - $36.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	472,166	$20,445	$44.45	$40.42 - $48.91
Q3 2025	468,726	$22,986	$54.04	$45.14 - $64.08
Q2 2025	449,747	$26,022	$54.42	$47.35 - $65.61
Q1 2025	425,422	$29,950	$68.81	$64.06 - $72.64
Q4 2024	443,395	$32,931	$75.68	$66.39 - $86.71
Q3 2024	478,305	$45,869	$85.13	$80.76 - $89.00
Q2 2024	491,921	$47,057	$86.82	$81.78 - $93.28
Q1 2024	490,399	$50,158	$84.11	$78.76 - $90.03
Q4 2023	509,186	$48,413	$79.84	$75.14 - $83.68
Q3 2023	526,728	$49,881	$81.03	$73.71 - $86.68
Q2 2023	512,611	$47,073	$75.96	$71.10 - $81.18
Q1 2023	540,317	$50,730	$76.26	$67.16 - $82.72
Q4 2022	611,169	$50,745	$66.35	$60.61 - $72.18
Q3 2022	603,665	$45,444	$67.49	$57.57 - $73.55
Q2 2022	501,369	$43,850	$79.53	$66.38 - $89.46
Q1 2022	537,869	$55,304	$74.29	$66.25 - $81.32
Q4 2021	588,243	$54,254	$68.36	$62.49 - $73.53
Q3 2021	611,808	$57,418	$71.45	$64.68 - $77.10
Q2 2021	619,012	$63,678	$77.96	$72.17 - $85.46
Q1 2021	620,410	$64,554	$70.80	$59.77 - $80.95
Q4 2020	649,117	$59,498	$57.51	$46.88 - $65.83
Q3 2020	618,065	$43,567	$48.10	$42.57 - $56.75
Q2 2020	597,517	$39,269	$40.79	$30.24 - $55.34
Q1 2020	605,172	$30,035	$49.62	$22.99 - $64.16
Q4 2019	671,284	$63,423	$61.14	$54.13 - $65.73
Q3 2019	733,800	$65,653	$53.69	$44.98 - $60.16
Q2 2019	607,055	$52,286	$55.39	$47.84 - $61.59
Q1 2019	771,991	$64,909	$55.48	$52.21 - $58.46
Q4 2018	848,057	$70,524	$57.98	$49.57 - $67.40
Q3 2018	879,003	$90,107	$68.70	$62.65 - $73.08
Q2 2018	920,843	$101,155	$68.36	$59.76 - $74.38
Q1 2018	932,927	$98,592	$68.99	$63.29 - $75.06
Q4 2017	971,723	$107,200	$63.47	$58.70 - $68.71
Q3 2017	1,079,225	$106,897	$54.53	$49.87 - $61.44
Q2 2017	1,069,233	$90,233	$49.80	$47.13 - $54.98
Q1 2017	1,072,833	$97,832	$54.20	$50.83 - $57.80
Q4 2016	1,109,733	$95,193	$49.39	$44.97 - $54.86
Q3 2016	1,144,333	$92,302	$45.08	$41.44 - $47.92
Q2 2016	1,145,833	$85,273	$47.57	$40.47 - $53.77
Q1 2016	1,203,333	$102,981	$45.77	$39.24 - $51.62
Q4 2015	1,211,033	$105,239	$52.02	$47.22 - $55.33
Q3 2015	1,163,633	$97,000	$49.81	$40.98 - $58.40
Q2 2015	1,214,933	$125,770	$56.14	$48.56 - $59.88
Q1 2015	1,343,432	$105,688	$46.71	$39.72 - $50.93
Q4 2014	1,343,432	$105,688	$47.78	$38.79 - $59.21
Q3 2014	1,565,173	$170,072	$59.21	$53.00 - $63.39
Q2 2014	1,548,341	$151,195	$51.88	$46.26 - $56.02
Q1 2014	1,625,272	$141,463	$45.39	$40.01 - $49.80
Q4 2013	1,572,219	$124,724	$41.05	$38.58 - $43.22
Q3 2013	1,098,706	$80,458	$36.95	$34.32 - $40.39
Q2 2013	1,047,308	$69,395	$33.34	$28.95 - $36.82