WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

INTECH INVESTMENT MANAGEMENT LLC's Holding History (CIK: 0001086318)

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

Q4 2025

Shares 10,399 Value ($000) $497 Avg Close $47.37 Range $44.09 - $50.85

Q3 2025

Shares 14,968 Value ($000) $748 Avg Close $48.41 Range $45.39 - $50.63

Q2 2025

Shares 12,976 Value ($000) $629 Avg Close $46.41 Range $40.44 - $50.21

Q1 2025

Shares 17,942 Value ($000) $908 Avg Close $48.88 Range $46.41 - $51.42

Q4 2024

Shares 15,147 Value ($000) $795 Avg Close $50.92 Range $44.42 - $57.25

Q3 2024

Shares 7,024 Value ($000) $347 Avg Close $47.96 Range $44.53 - $54.88

Q2 2024

Shares 6,833 Value ($000) $332 Avg Close $44.71 Range $41.94 - $47.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,399	$497	$47.37	$44.09 - $50.85
Q3 2025	14,968	$748	$48.41	$45.39 - $50.63
Q2 2025	12,976	$629	$46.41	$40.44 - $50.21
Q1 2025	17,942	$908	$48.88	$46.41 - $51.42
Q4 2024	15,147	$795	$50.92	$44.42 - $57.25
Q3 2024	7,024	$347	$47.96	$44.53 - $54.88
Q2 2024	6,833	$332	$44.71	$41.94 - $47.91