WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

O'SHAUGHNESSY ASSET MANAGEMENT, LLC's Holding History (CIK: 0001423442)

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

Q4 2025
Shares 11,772 Value ($000) $563 Avg Close $47.37 Range $44.09 - $50.85
Q3 2025
Shares 6,791 Value ($000) $339 Avg Close $48.41 Range $45.39 - $50.63
Q2 2025
Shares 7,256 Value ($000) $351 Avg Close $46.41 Range $40.44 - $50.21
Q1 2025
Shares 13,026 Value ($000) $660 Avg Close $48.88 Range $46.41 - $51.42
Q4 2024
Shares 11,501 Value ($000) $603 Avg Close $50.92 Range $44.42 - $57.25
Q3 2024
Shares 10,482 Value ($000) $521 Avg Close $47.96 Range $44.53 - $54.88
Q2 2024
Shares 9,546 Value ($000) $463 Avg Close $44.71 Range $41.94 - $47.91
Q1 2024
Shares 4,178 Value ($000) $204 Avg Close $44.93 Range $40.74 - $52.58
Q4 2023
Shares 3,957 Value ($000) $223 Avg Close $45.49 Range $38.59 - $53.38
Q3 2021
Shares 104 Value ($000) $6 Avg Close $48.00 Range $45.58 - $50.22
Q2 2021
Shares 97 Value ($000) $6 Avg Close $52.96 Range $48.87 - $55.24
Q4 2019
Shares 12,671 Value ($000) $857 Avg Close $53.22 Range $48.47 - $56.23
Q3 2019
Shares 15,336 Value ($000) $954 Avg Close $50.16 Range $47.48 - $52.86
Q2 2019
Shares 15,482 Value ($000) $951 Avg Close $49.98 Range $47.55 - $52.33
Q1 2019
Shares 15,594 Value ($000) $960 Avg Close $49.51 Range $43.81 - $52.00
Q4 2018
Shares 5,230 Value ($000) $292 Avg Close $46.68 Range $41.39 - $50.57