WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO's Holding History (CIK: 0001007280)

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

Q4 2025

Shares 2,130 Value ($000) $102 Avg Close $47.37 Range $44.09 - $50.85

Q3 2025

Shares 2,125 Value ($000) $106 Avg Close $48.41 Range $45.39 - $50.63

Q2 2025

Shares 2,117 Value ($000) $103 Avg Close $46.41 Range $40.44 - $50.21

Q1 2025

Shares 31,889 Value ($000) $1,615 Avg Close $48.88 Range $46.41 - $51.42

Q4 2024

Shares 30,073 Value ($000) $1,578 Avg Close $50.92 Range $44.42 - $57.25

Q3 2024

Shares 30,072 Value ($000) $1,486 Avg Close $47.96 Range $44.53 - $54.88

Q2 2024

Shares 30,075 Value ($000) $1,460 Avg Close $44.71 Range $41.94 - $47.91

Q1 2024

Shares 30,080 Value ($000) $1,470 Avg Close $44.93 Range $40.74 - $52.58

Q4 2023

Shares 33,666 Value ($000) $1,899 Avg Close $45.49 Range $38.59 - $53.38

Q3 2023

Shares 33,655 Value ($000) $1,456 Avg Close $40.65 Range $34.46 - $45.59

Q2 2023

Shares 33,643 Value ($000) $1,289 Avg Close $36.02 Range $31.77 - $39.59

Q1 2023

Shares 33,620 Value ($000) $1,489 Avg Close $47.96 Range $39.01 - $52.93

Q4 2022

Shares 33,615 Value ($000) $1,984 Avg Close $52.03 Range $45.87 - $56.69

Q3 2022

Shares 38,360 Value ($000) $2,006 Avg Close $50.12 Range $46.08 - $54.37

Q2 2022

Shares 38,371 Value ($000) $2,136 Avg Close $51.14 Range $48.47 - $53.70

Q1 2022

Shares 38,392 Value ($000) $2,323 Avg Close $51.69 Range $48.38 - $55.12

Q4 2021

Shares 38,348 Value ($000) $2,214 Avg Close $48.46 Range $45.96 - $50.44

Q3 2021

Shares 38,294 Value ($000) $2,154 Avg Close $48.00 Range $45.58 - $50.22

Q2 2021

Shares 38,204 Value ($000) $2,217 Avg Close $52.96 Range $48.87 - $55.24

Q1 2021

Shares 38,124 Value ($000) $2,393 Avg Close $51.31 Range $45.76 - $56.46

Q4 2020

Shares 38,093 Value ($000) $2,106 Avg Close $46.10 Range $42.70 - $50.73

Q3 2020

Shares 38,093 Value ($000) $2,070 Avg Close $48.57 Range $43.00 - $54.06

Q2 2020

Shares 38,128 Value ($000) $2,189 Avg Close $48.00 Range $42.78 - $54.53

Q1 2020

Shares 38,198 Value ($000) $2,245 Avg Close $50.93 Range $38.54 - $56.36

Q4 2019

Shares 27,846 Value ($000) $1,887 Avg Close $53.22 Range $48.47 - $56.23

Q3 2019

Shares 27,894 Value ($000) $1,734 Avg Close $50.16 Range $47.48 - $52.86

Q2 2019

Shares 27,948 Value ($000) $1,722 Avg Close $49.98 Range $47.55 - $52.33

Q1 2019

Shares 33,280 Value ($000) $2,057 Avg Close $49.51 Range $43.81 - $52.00

Q4 2018

Shares 33,334 Value ($000) $1,856 Avg Close $46.68 Range $41.39 - $50.57

Q3 2018

Shares 33,388 Value ($000) $2,009 Avg Close $48.42 Range $42.38 - $51.15

Q2 2018

Shares 35,193 Value ($000) $1,989 Avg Close $45.23 Range $42.53 - $47.73

Q1 2018

Shares 35,193 Value ($000) $2,044 Avg Close $46.10 Range $42.86 - $48.73

Q4 2017

Shares 38,791 Value ($000) $2,310 Avg Close $45.39 Range $41.22 - $49.73

Q3 2017

Shares 38,806 Value ($000) $2,311 Avg Close $41.22 Range $37.95 - $46.20

Q2 2017

Shares 38,866 Value ($000) $2,178 Avg Close $41.48 Range $38.41 - $44.70

Q1 2017

Shares 38,843 Value ($000) $2,169 Avg Close $43.50 Range $40.27 - $48.84

Q4 2016

Shares 38,843 Value ($000) $2,263 Avg Close $42.49 Range $35.31 - $49.16

Q3 2016

Shares 38,897 Value ($000) $1,979 Avg Close $36.26 Range $34.29 - $38.21

Q2 2016

Shares 38,924 Value ($000) $1,917 Avg Close $35.72 Range $33.77 - $38.30

Q1 2016

Shares 38,864 Value ($000) $1,893 Avg Close $33.33 Range $29.47 - $37.02

Q4 2015

Shares 43,961 Value ($000) $2,055 Avg Close $33.66 Range $30.28 - $36.28

Q3 2015

Shares 44,377 Value ($000) $1,972 Avg Close $34.11 Range $30.99 - $37.49

Q2 2015

Shares 44,323 Value ($000) $2,245 Avg Close $32.83 Range $29.86 - $37.32

Q1 2015

Shares 31,262 Value ($000) $1,351 Avg Close $30.86 Range $28.78 - $34.76

Q4 2014

Shares 31,180 Value ($000) $1,528 Avg Close $33.70 Range $29.79 - $36.02

Q3 2014

Shares 31,152 Value ($000) $1,449 Avg Close $33.99 Range $32.17 - $37.33

Q2 2014

Shares 31,788 Value ($000) $1,662 Avg Close $35.20 Range $33.12 - $38.02

Q1 2014

Shares 31,667 Value ($000) $1,713 Avg Close $35.67 Range $33.22 - $38.53

Q4 2013

Shares 32,246 Value ($000) $1,821 Avg Close $36.29 Range $32.69 - $39.26

Q3 2013

Shares 30,870 Value ($000) $1,535 Avg Close $32.64 Range $30.72 - $34.37

Q2 2013

Shares 29,363 Value ($000) $1,342 Avg Close $29.77 Range $27.86 - $31.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,130	$102	$47.37	$44.09 - $50.85
Q3 2025	2,125	$106	$48.41	$45.39 - $50.63
Q2 2025	2,117	$103	$46.41	$40.44 - $50.21
Q1 2025	31,889	$1,615	$48.88	$46.41 - $51.42
Q4 2024	30,073	$1,578	$50.92	$44.42 - $57.25
Q3 2024	30,072	$1,486	$47.96	$44.53 - $54.88
Q2 2024	30,075	$1,460	$44.71	$41.94 - $47.91
Q1 2024	30,080	$1,470	$44.93	$40.74 - $52.58
Q4 2023	33,666	$1,899	$45.49	$38.59 - $53.38
Q3 2023	33,655	$1,456	$40.65	$34.46 - $45.59
Q2 2023	33,643	$1,289	$36.02	$31.77 - $39.59
Q1 2023	33,620	$1,489	$47.96	$39.01 - $52.93
Q4 2022	33,615	$1,984	$52.03	$45.87 - $56.69
Q3 2022	38,360	$2,006	$50.12	$46.08 - $54.37
Q2 2022	38,371	$2,136	$51.14	$48.47 - $53.70
Q1 2022	38,392	$2,323	$51.69	$48.38 - $55.12
Q4 2021	38,348	$2,214	$48.46	$45.96 - $50.44
Q3 2021	38,294	$2,154	$48.00	$45.58 - $50.22
Q2 2021	38,204	$2,217	$52.96	$48.87 - $55.24
Q1 2021	38,124	$2,393	$51.31	$45.76 - $56.46
Q4 2020	38,093	$2,106	$46.10	$42.70 - $50.73
Q3 2020	38,093	$2,070	$48.57	$43.00 - $54.06
Q2 2020	38,128	$2,189	$48.00	$42.78 - $54.53
Q1 2020	38,198	$2,245	$50.93	$38.54 - $56.36
Q4 2019	27,846	$1,887	$53.22	$48.47 - $56.23
Q3 2019	27,894	$1,734	$50.16	$47.48 - $52.86
Q2 2019	27,948	$1,722	$49.98	$47.55 - $52.33
Q1 2019	33,280	$2,057	$49.51	$43.81 - $52.00
Q4 2018	33,334	$1,856	$46.68	$41.39 - $50.57
Q3 2018	33,388	$2,009	$48.42	$42.38 - $51.15
Q2 2018	35,193	$1,989	$45.23	$42.53 - $47.73
Q1 2018	35,193	$2,044	$46.10	$42.86 - $48.73
Q4 2017	38,791	$2,310	$45.39	$41.22 - $49.73
Q3 2017	38,806	$2,311	$41.22	$37.95 - $46.20
Q2 2017	38,866	$2,178	$41.48	$38.41 - $44.70
Q1 2017	38,843	$2,169	$43.50	$40.27 - $48.84
Q4 2016	38,843	$2,263	$42.49	$35.31 - $49.16
Q3 2016	38,897	$1,979	$36.26	$34.29 - $38.21
Q2 2016	38,924	$1,917	$35.72	$33.77 - $38.30
Q1 2016	38,864	$1,893	$33.33	$29.47 - $37.02
Q4 2015	43,961	$2,055	$33.66	$30.28 - $36.28
Q3 2015	44,377	$1,972	$34.11	$30.99 - $37.49
Q2 2015	44,323	$2,245	$32.83	$29.86 - $37.32
Q1 2015	31,262	$1,351	$30.86	$28.78 - $34.76
Q4 2014	31,180	$1,528	$33.70	$29.79 - $36.02
Q3 2014	31,152	$1,449	$33.99	$32.17 - $37.33
Q2 2014	31,788	$1,662	$35.20	$33.12 - $38.02
Q1 2014	31,667	$1,713	$35.67	$33.22 - $38.53
Q4 2013	32,246	$1,821	$36.29	$32.69 - $39.26
Q3 2013	30,870	$1,535	$32.64	$30.72 - $34.37
Q2 2013	29,363	$1,342	$29.77	$27.86 - $31.27