WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

OXFORD ASSET MANAGEMENT LLP's Holding History (CIK: 0001438284)

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

Q4 2025

Shares 7,329 Value ($000) $351 Avg Close $47.37 Range $44.09 - $50.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,329	$351	$47.37	$44.09 - $50.85