WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

STATE STREET CORP's Holding History (CIK: 0000093751)

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

Q4 2025

Shares 1,221,379 Value ($000) $58,419 Avg Close $47.37 Range $44.09 - $50.85

Q3 2025

Shares 1,227,602 Value ($000) $61,368 Avg Close $48.41 Range $45.39 - $50.63

Q2 2025

Shares 1,277,997 Value ($000) $61,906 Avg Close $46.41 Range $40.44 - $50.21

Q1 2025

Shares 1,227,759 Value ($000) $62,161 Avg Close $48.88 Range $46.41 - $51.42

Q4 2024

Shares 1,355,040 Value ($000) $71,085 Avg Close $50.92 Range $44.42 - $57.25

Q3 2024

Shares 1,286,129 Value ($000) $63,560 Avg Close $47.96 Range $44.53 - $54.88

Q2 2024

Shares 1,310,648 Value ($000) $63,606 Avg Close $44.71 Range $41.94 - $47.91

Q1 2024

Shares 1,356,396 Value ($000) $66,301 Avg Close $44.93 Range $40.74 - $52.58

Q4 2023

Shares 1,268,911 Value ($000) $71,579 Avg Close $45.49 Range $38.59 - $53.38

Q3 2023

Shares 1,179,794 Value ($000) $51,026 Avg Close $40.65 Range $34.46 - $45.59

Q2 2023

Shares 1,334,460 Value ($000) $51,110 Avg Close $36.02 Range $31.77 - $39.59

Q1 2023

Shares 1,240,653 Value ($000) $54,961 Avg Close $47.96 Range $39.01 - $52.93

Q4 2022

Shares 1,069,220 Value ($000) $63,095 Avg Close $52.03 Range $45.87 - $56.69

Q3 2022

Shares 1,148,382 Value ($000) $60,049 Avg Close $50.12 Range $46.08 - $54.37

Q2 2022

Shares 1,128,294 Value ($000) $62,801 Avg Close $51.14 Range $48.47 - $53.70

Q1 2022

Shares 1,151,491 Value ($000) $69,665 Avg Close $51.69 Range $48.38 - $55.12

Q4 2021

Shares 1,079,425 Value ($000) $62,315 Avg Close $48.46 Range $45.96 - $50.44

Q3 2021

Shares 1,031,581 Value ($000) $58,037 Avg Close $48.00 Range $45.58 - $50.22

Q2 2021

Shares 1,093,508 Value ($000) $63,456 Avg Close $52.96 Range $48.87 - $55.24

Q1 2021

Shares 1,055,569 Value ($000) $66,269 Avg Close $51.31 Range $45.76 - $56.46

Q4 2020

Shares 912,284 Value ($000) $50,440 Avg Close $46.10 Range $42.70 - $50.73

Q3 2020

Shares 887,029 Value ($000) $48,210 Avg Close $48.57 Range $43.00 - $54.06

Q2 2020

Shares 953,760 Value ($000) $54,765 Avg Close $48.00 Range $42.78 - $54.53

Q1 2020

Shares 918,433 Value ($000) $53,985 Avg Close $50.93 Range $38.54 - $56.36

Q4 2019

Shares 872,513 Value ($000) $59,130 Avg Close $53.22 Range $48.47 - $56.23

Q3 2019

Shares 831,836 Value ($000) $51,724 Avg Close $50.16 Range $47.48 - $52.86

Q2 2019

Shares 957,624 Value ($000) $58,999 Avg Close $49.98 Range $47.55 - $52.33

Q1 2019

Shares 959,457 Value ($000) $59,294 Avg Close $49.51 Range $43.81 - $52.00

Q4 2018

Shares 941,965 Value ($000) $52,449 Avg Close $46.68 Range $41.39 - $50.57

Q3 2018

Shares 1,022,153 Value ($000) $61,488 Avg Close $48.42 Range $42.38 - $51.15

Q2 2018

Shares 1,072,977 Value ($000) $60,637 Avg Close $45.23 Range $42.53 - $47.73

Q1 2018

Shares 868,289 Value ($000) $50,431 Avg Close $46.10 Range $42.86 - $48.73

Q4 2017

Shares 932,107 Value ($000) $55,510 Avg Close $45.39 Range $41.22 - $49.73

Q3 2017

Shares 779,967 Value ($000) $46,442 Avg Close $41.22 Range $37.95 - $46.20

Q2 2017

Shares 834,017 Value ($000) $46,740 Avg Close $41.48 Range $38.41 - $44.70

Q1 2017

Shares 857,733 Value ($000) $47,882 Avg Close $43.50 Range $40.27 - $48.84

Q4 2016

Shares 733,072 Value ($000) $46,132 Avg Close $42.49 Range $35.31 - $49.16

Q3 2016

Shares 665,504 Value ($000) $33,865 Avg Close $36.26 Range $34.29 - $38.21

Q2 2016

Shares 656,397 Value ($000) $32,336 Avg Close $35.72 Range $33.77 - $38.30

Q1 2016

Shares 690,576 Value ($000) $33,637 Avg Close $33.33 Range $29.47 - $37.02

Q4 2015

Shares 713,788 Value ($000) $33,370 Avg Close $33.66 Range $30.28 - $36.28

Q3 2015

Shares 1,179,763 Value ($000) $52,430 Avg Close $34.11 Range $30.99 - $37.49

Q2 2015

Shares 1,217,105 Value ($000) $61,644 Avg Close $32.83 Range $29.86 - $37.32

Q1 2015

Shares 1,043,262 Value ($000) $45,079 Avg Close $30.86 Range $28.78 - $34.76

Q4 2014

Shares 1,138,062 Value ($000) $55,787 Avg Close $33.70 Range $29.79 - $36.02

Q3 2014

Shares 1,164,853 Value ($000) $54,191 Avg Close $33.99 Range $32.17 - $37.33

Q2 2014

Shares 1,614,257 Value ($000) $84,393 Avg Close $35.20 Range $33.12 - $38.02

Q1 2014

Shares 1,597,757 Value ($000) $86,401 Avg Close $35.67 Range $33.22 - $38.53

Q4 2013

Shares 1,562,549 Value ($000) $88,220 Avg Close $36.29 Range $32.69 - $39.26

Q3 2013

Shares 1,457,117 Value ($000) $72,479 Avg Close $32.64 Range $30.72 - $34.37

Q2 2013

Shares 1,200,040 Value ($000) $54,828 Avg Close $29.77 Range $27.86 - $31.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,221,379	$58,419	$47.37	$44.09 - $50.85
Q3 2025	1,227,602	$61,368	$48.41	$45.39 - $50.63
Q2 2025	1,277,997	$61,906	$46.41	$40.44 - $50.21
Q1 2025	1,227,759	$62,161	$48.88	$46.41 - $51.42
Q4 2024	1,355,040	$71,085	$50.92	$44.42 - $57.25
Q3 2024	1,286,129	$63,560	$47.96	$44.53 - $54.88
Q2 2024	1,310,648	$63,606	$44.71	$41.94 - $47.91
Q1 2024	1,356,396	$66,301	$44.93	$40.74 - $52.58
Q4 2023	1,268,911	$71,579	$45.49	$38.59 - $53.38
Q3 2023	1,179,794	$51,026	$40.65	$34.46 - $45.59
Q2 2023	1,334,460	$51,110	$36.02	$31.77 - $39.59
Q1 2023	1,240,653	$54,961	$47.96	$39.01 - $52.93
Q4 2022	1,069,220	$63,095	$52.03	$45.87 - $56.69
Q3 2022	1,148,382	$60,049	$50.12	$46.08 - $54.37
Q2 2022	1,128,294	$62,801	$51.14	$48.47 - $53.70
Q1 2022	1,151,491	$69,665	$51.69	$48.38 - $55.12
Q4 2021	1,079,425	$62,315	$48.46	$45.96 - $50.44
Q3 2021	1,031,581	$58,037	$48.00	$45.58 - $50.22
Q2 2021	1,093,508	$63,456	$52.96	$48.87 - $55.24
Q1 2021	1,055,569	$66,269	$51.31	$45.76 - $56.46
Q4 2020	912,284	$50,440	$46.10	$42.70 - $50.73
Q3 2020	887,029	$48,210	$48.57	$43.00 - $54.06
Q2 2020	953,760	$54,765	$48.00	$42.78 - $54.53
Q1 2020	918,433	$53,985	$50.93	$38.54 - $56.36
Q4 2019	872,513	$59,130	$53.22	$48.47 - $56.23
Q3 2019	831,836	$51,724	$50.16	$47.48 - $52.86
Q2 2019	957,624	$58,999	$49.98	$47.55 - $52.33
Q1 2019	959,457	$59,294	$49.51	$43.81 - $52.00
Q4 2018	941,965	$52,449	$46.68	$41.39 - $50.57
Q3 2018	1,022,153	$61,488	$48.42	$42.38 - $51.15
Q2 2018	1,072,977	$60,637	$45.23	$42.53 - $47.73
Q1 2018	868,289	$50,431	$46.10	$42.86 - $48.73
Q4 2017	932,107	$55,510	$45.39	$41.22 - $49.73
Q3 2017	779,967	$46,442	$41.22	$37.95 - $46.20
Q2 2017	834,017	$46,740	$41.48	$38.41 - $44.70
Q1 2017	857,733	$47,882	$43.50	$40.27 - $48.84
Q4 2016	733,072	$46,132	$42.49	$35.31 - $49.16
Q3 2016	665,504	$33,865	$36.26	$34.29 - $38.21
Q2 2016	656,397	$32,336	$35.72	$33.77 - $38.30
Q1 2016	690,576	$33,637	$33.33	$29.47 - $37.02
Q4 2015	713,788	$33,370	$33.66	$30.28 - $36.28
Q3 2015	1,179,763	$52,430	$34.11	$30.99 - $37.49
Q2 2015	1,217,105	$61,644	$32.83	$29.86 - $37.32
Q1 2015	1,043,262	$45,079	$30.86	$28.78 - $34.76
Q4 2014	1,138,062	$55,787	$33.70	$29.79 - $36.02
Q3 2014	1,164,853	$54,191	$33.99	$32.17 - $37.33
Q2 2014	1,614,257	$84,393	$35.20	$33.12 - $38.02
Q1 2014	1,597,757	$86,401	$35.67	$33.22 - $38.53
Q4 2013	1,562,549	$88,220	$36.29	$32.69 - $39.26
Q3 2013	1,457,117	$72,479	$32.64	$30.72 - $34.37
Q2 2013	1,200,040	$54,828	$29.77	$27.86 - $31.27