WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

Assenagon Asset Management S.A.'s Holding History (CIK: 0001546007)

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

Q3 2025

Shares 116,643 Value ($000) $5,831 Avg Close $48.41 Range $45.39 - $50.63

Q1 2025

Shares 12,959 Value ($000) $656 Avg Close $48.88 Range $46.41 - $51.42

Q4 2024

Shares 13,226 Value ($000) $694 Avg Close $50.92 Range $44.42 - $57.25

Q3 2024

Shares 129,976 Value ($000) $6,423 Avg Close $47.96 Range $44.53 - $54.88

Q2 2024

Shares 84,268 Value ($000) $4,090 Avg Close $44.71 Range $41.94 - $47.91

Q1 2024

Shares 128,124 Value ($000) $6,263 Avg Close $44.93 Range $40.74 - $52.58

Q4 2023

Shares 90,152 Value ($000) $5,085 Avg Close $45.49 Range $38.59 - $53.38

Q3 2023

Shares 91,120 Value ($000) $3,941 Avg Close $40.65 Range $34.46 - $45.59

Q2 2023

Shares 137,486 Value ($000) $5,266 Avg Close $36.02 Range $31.77 - $39.59

Q1 2023

Shares 381,858 Value ($000) $16,916 Avg Close $47.96 Range $39.01 - $52.93

Q4 2022

Shares 126,288 Value ($000) $7 Avg Close $52.03 Range $45.87 - $56.69

Q2 2022

Shares 11,939 Value ($000) $665 Avg Close $51.14 Range $48.47 - $53.70

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	116,643	$5,831	$48.41	$45.39 - $50.63
Q1 2025	12,959	$656	$48.88	$46.41 - $51.42
Q4 2024	13,226	$694	$50.92	$44.42 - $57.25
Q3 2024	129,976	$6,423	$47.96	$44.53 - $54.88
Q2 2024	84,268	$4,090	$44.71	$41.94 - $47.91
Q1 2024	128,124	$6,263	$44.93	$40.74 - $52.58
Q4 2023	90,152	$5,085	$45.49	$38.59 - $53.38
Q3 2023	91,120	$3,941	$40.65	$34.46 - $45.59
Q2 2023	137,486	$5,266	$36.02	$31.77 - $39.59
Q1 2023	381,858	$16,916	$47.96	$39.01 - $52.93
Q4 2022	126,288	$7	$52.03	$45.87 - $56.69
Q2 2022	11,939	$665	$51.14	$48.47 - $53.70