WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2025

Shares 29,520 Value ($000) $1,412 Avg Close $47.37 Range $44.09 - $50.85

Q3 2025

Shares 29,520 Value ($000) $1,476 Avg Close $48.41 Range $45.39 - $50.63

Q2 2025

Shares 29,520 Value ($000) $1,430 Avg Close $46.41 Range $40.44 - $50.21

Q1 2025

Shares 29,520 Value ($000) $1,495 Avg Close $48.88 Range $46.41 - $51.42

Q4 2024

Shares 29,520 Value ($000) $1,549 Avg Close $50.92 Range $44.42 - $57.25

Q3 2024

Shares 29,520 Value ($000) $1,459 Avg Close $47.96 Range $44.53 - $54.88

Q2 2024

Shares 29,520 Value ($000) $1,433 Avg Close $44.71 Range $41.94 - $47.91

Q1 2024

Shares 29,520 Value ($000) $1,443 Avg Close $44.93 Range $40.74 - $52.58

Q4 2023

Shares 34,970 Value ($000) $1,973 Avg Close $45.49 Range $38.59 - $53.38

Q3 2023

Shares 38,050 Value ($000) $1,646 Avg Close $40.65 Range $34.46 - $45.59

Q2 2023

Shares 38,050 Value ($000) $1,457 Avg Close $36.02 Range $31.77 - $39.59

Q1 2023

Shares 38,050 Value ($000) $1,686 Avg Close $47.96 Range $39.01 - $52.93

Q4 2022

Shares 42,022 Value ($000) $2,480 Avg Close $52.03 Range $45.87 - $56.69

Q3 2022

Shares 41,998 Value ($000) $2,196 Avg Close $50.12 Range $46.08 - $54.37

Q2 2022

Shares 40,829 Value ($000) $2,273 Avg Close $51.14 Range $48.47 - $53.70

Q1 2022

Shares 40,389 Value ($000) $2,444 Avg Close $51.69 Range $48.38 - $55.12

Q4 2021

Shares 40,251 Value ($000) $2,324 Avg Close $48.46 Range $45.96 - $50.44

Q3 2021

Shares 40,190 Value ($000) $2,261 Avg Close $48.00 Range $45.58 - $50.22

Q2 2021

Shares 41,470 Value ($000) $2,407 Avg Close $52.96 Range $48.87 - $55.24

Q1 2021

Shares 41,470 Value ($000) $2,603 Avg Close $51.31 Range $45.76 - $56.46

Q4 2020

Shares 41,440 Value ($000) $2,291 Avg Close $46.10 Range $42.70 - $50.73

Q3 2020

Shares 43,090 Value ($000) $2,342 Avg Close $48.57 Range $43.00 - $54.06

Q2 2020

Shares 42,810 Value ($000) $2,458 Avg Close $48.00 Range $42.78 - $54.53

Q1 2020

Shares 43,430 Value ($000) $2,553 Avg Close $50.93 Range $38.54 - $56.36

Q4 2019

Shares 43,380 Value ($000) $2,940 Avg Close $53.22 Range $48.47 - $56.23

Q3 2019

Shares 43,230 Value ($000) $2,688 Avg Close $50.16 Range $47.48 - $52.86

Q2 2019

Shares 48,550 Value ($000) $2,991 Avg Close $49.98 Range $47.55 - $52.33

Q1 2019

Shares 37,550 Value ($000) $2,321 Avg Close $49.51 Range $43.81 - $52.00

Q4 2018

Shares 37,550 Value ($000) $2,091 Avg Close $46.68 Range $41.39 - $50.57

Q3 2018

Shares 37,550 Value ($000) $2,259 Avg Close $48.42 Range $42.38 - $51.15

Q2 2018

Shares 38,688 Value ($000) $2,186 Avg Close $45.23 Range $42.53 - $47.73

Q1 2018

Shares 38,650 Value ($000) $2,245 Avg Close $46.10 Range $42.86 - $48.73

Q4 2017

Shares 38,150 Value ($000) $2,272 Avg Close $45.39 Range $41.22 - $49.73

Q3 2017

Shares 38,150 Value ($000) $2,271 Avg Close $41.22 Range $37.95 - $46.20

Q2 2017

Shares 38,150 Value ($000) $2,138 Avg Close $41.48 Range $38.41 - $44.70

Q1 2017

Shares 41,850 Value ($000) $2,336 Avg Close $43.50 Range $40.27 - $48.84

Q4 2016

Shares 40,750 Value ($000) $2,564 Avg Close $42.49 Range $35.31 - $49.16

Q3 2016

Shares 41,750 Value ($000) $2,124 Avg Close $36.26 Range $34.29 - $38.21

Q2 2016

Shares 41,750 Value ($000) $2,057 Avg Close $35.72 Range $33.77 - $38.30

Q1 2016

Shares 39,150 Value ($000) $1,907 Avg Close $33.33 Range $29.47 - $37.02

Q4 2015

Shares 39,700 Value ($000) $1,856 Avg Close $33.66 Range $30.28 - $36.28

Q3 2015

Shares 45,550 Value ($000) $2,024 Avg Close $34.11 Range $30.99 - $37.49

Q2 2015

Shares 45,640 Value ($000) $2,312 Avg Close $32.83 Range $29.86 - $37.32

Q1 2015

Shares 43,740 Value ($000) $1,890 Avg Close $30.86 Range $28.78 - $34.76

Q4 2014

Shares 43,740 Value ($000) $2,144 Avg Close $33.70 Range $29.79 - $36.02

Q3 2014

Shares 45,540 Value ($000) $2,119 Avg Close $33.99 Range $32.17 - $37.33

Q2 2014

Shares 46,992 Value ($000) $2,457 Avg Close $35.20 Range $33.12 - $38.02

Q1 2014

Shares 47,287 Value ($000) $2,557 Avg Close $35.67 Range $33.22 - $38.53

Q4 2013

Shares 49,650 Value ($000) $2,803 Avg Close $36.29 Range $32.69 - $39.26

Q3 2013

Shares 49,756 Value ($000) $2,475 Avg Close $32.64 Range $30.72 - $34.37

Q2 2013

Shares 57,578 Value ($000) $2,631 Avg Close $29.77 Range $27.86 - $31.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,520	$1,412	$47.37	$44.09 - $50.85
Q3 2025	29,520	$1,476	$48.41	$45.39 - $50.63
Q2 2025	29,520	$1,430	$46.41	$40.44 - $50.21
Q1 2025	29,520	$1,495	$48.88	$46.41 - $51.42
Q4 2024	29,520	$1,549	$50.92	$44.42 - $57.25
Q3 2024	29,520	$1,459	$47.96	$44.53 - $54.88
Q2 2024	29,520	$1,433	$44.71	$41.94 - $47.91
Q1 2024	29,520	$1,443	$44.93	$40.74 - $52.58
Q4 2023	34,970	$1,973	$45.49	$38.59 - $53.38
Q3 2023	38,050	$1,646	$40.65	$34.46 - $45.59
Q2 2023	38,050	$1,457	$36.02	$31.77 - $39.59
Q1 2023	38,050	$1,686	$47.96	$39.01 - $52.93
Q4 2022	42,022	$2,480	$52.03	$45.87 - $56.69
Q3 2022	41,998	$2,196	$50.12	$46.08 - $54.37
Q2 2022	40,829	$2,273	$51.14	$48.47 - $53.70
Q1 2022	40,389	$2,444	$51.69	$48.38 - $55.12
Q4 2021	40,251	$2,324	$48.46	$45.96 - $50.44
Q3 2021	40,190	$2,261	$48.00	$45.58 - $50.22
Q2 2021	41,470	$2,407	$52.96	$48.87 - $55.24
Q1 2021	41,470	$2,603	$51.31	$45.76 - $56.46
Q4 2020	41,440	$2,291	$46.10	$42.70 - $50.73
Q3 2020	43,090	$2,342	$48.57	$43.00 - $54.06
Q2 2020	42,810	$2,458	$48.00	$42.78 - $54.53
Q1 2020	43,430	$2,553	$50.93	$38.54 - $56.36
Q4 2019	43,380	$2,940	$53.22	$48.47 - $56.23
Q3 2019	43,230	$2,688	$50.16	$47.48 - $52.86
Q2 2019	48,550	$2,991	$49.98	$47.55 - $52.33
Q1 2019	37,550	$2,321	$49.51	$43.81 - $52.00
Q4 2018	37,550	$2,091	$46.68	$41.39 - $50.57
Q3 2018	37,550	$2,259	$48.42	$42.38 - $51.15
Q2 2018	38,688	$2,186	$45.23	$42.53 - $47.73
Q1 2018	38,650	$2,245	$46.10	$42.86 - $48.73
Q4 2017	38,150	$2,272	$45.39	$41.22 - $49.73
Q3 2017	38,150	$2,271	$41.22	$37.95 - $46.20
Q2 2017	38,150	$2,138	$41.48	$38.41 - $44.70
Q1 2017	41,850	$2,336	$43.50	$40.27 - $48.84
Q4 2016	40,750	$2,564	$42.49	$35.31 - $49.16
Q3 2016	41,750	$2,124	$36.26	$34.29 - $38.21
Q2 2016	41,750	$2,057	$35.72	$33.77 - $38.30
Q1 2016	39,150	$1,907	$33.33	$29.47 - $37.02
Q4 2015	39,700	$1,856	$33.66	$30.28 - $36.28
Q3 2015	45,550	$2,024	$34.11	$30.99 - $37.49
Q2 2015	45,640	$2,312	$32.83	$29.86 - $37.32
Q1 2015	43,740	$1,890	$30.86	$28.78 - $34.76
Q4 2014	43,740	$2,144	$33.70	$29.79 - $36.02
Q3 2014	45,540	$2,119	$33.99	$32.17 - $37.33
Q2 2014	46,992	$2,457	$35.20	$33.12 - $38.02
Q1 2014	47,287	$2,557	$35.67	$33.22 - $38.53
Q4 2013	49,650	$2,803	$36.29	$32.69 - $39.26
Q3 2013	49,756	$2,475	$32.64	$30.72 - $34.37
Q2 2013	57,578	$2,631	$29.77	$27.86 - $31.27