WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q4 2025
Shares 354 Value ($000) $17 Avg Close $47.37 Range $44.09 - $50.85
Q3 2025
Shares 275 Value ($000) $14 Avg Close $48.41 Range $45.39 - $50.63
Q2 2025
Shares 213 Value ($000) $10 Avg Close $46.41 Range $40.44 - $50.21
Q1 2025
Shares 213 Value ($000) $11 Avg Close $48.88 Range $46.41 - $51.42
Q4 2024
Shares 543 Value ($000) $28 Avg Close $50.92 Range $44.42 - $57.25
Q3 2024
Shares 543 Value ($000) $27 Avg Close $47.96 Range $44.53 - $54.88
Q2 2024
Shares 8,643 Value ($000) $419 Avg Close $44.71 Range $41.94 - $47.91
Q1 2024
Shares 8,643 Value ($000) $422 Avg Close $44.93 Range $40.74 - $52.58
Q4 2023
Shares 8,624 Value ($000) $486 Avg Close $45.49 Range $38.59 - $53.38
Q3 2023
Shares 8,624 Value ($000) $373 Avg Close $40.65 Range $34.46 - $45.59
Q2 2023
Shares 8,624 Value ($000) $330 Avg Close $36.02 Range $31.77 - $39.59
Q1 2023
Shares 582 Value ($000) $0 Avg Close $47.96 Range $39.01 - $52.93
Q4 2022
Shares 552 Value ($000) $0 Avg Close $52.03 Range $45.87 - $56.69
Q3 2022
Shares 552 Value ($000) $34 Avg Close $50.12 Range $46.08 - $54.37
Q2 2022
Shares 524 Value ($000) $29 Avg Close $51.14 Range $48.47 - $53.70
Q1 2021
Shares 685 Value ($000) $43 Avg Close $51.31 Range $45.76 - $56.46
Q4 2020
Shares 7,985 Value ($000) $441 Avg Close $46.10 Range $42.70 - $50.73
Q3 2020
Shares 7,755 Value ($000) $421 Avg Close $48.57 Range $43.00 - $54.06
Q2 2020
Shares 7,885 Value ($000) $453 Avg Close $48.00 Range $42.78 - $54.53
Q1 2020
Shares 7,595 Value ($000) $446 Avg Close $50.93 Range $38.54 - $56.36
Q4 2019
Shares 7,595 Value ($000) $515 Avg Close $53.22 Range $48.47 - $56.23
Q3 2019
Shares 7,595 Value ($000) $472 Avg Close $50.16 Range $47.48 - $52.86
Q2 2019
Shares 7,495 Value ($000) $462 Avg Close $49.98 Range $47.55 - $52.33
Q1 2019
Shares 7,495 Value ($000) $463 Avg Close $49.51 Range $43.81 - $52.00
Q4 2018
Shares 7,645 Value ($000) $426 Avg Close $46.68 Range $41.39 - $50.57
Q3 2018
Shares 7,645 Value ($000) $460 Avg Close $48.42 Range $42.38 - $51.15
Q2 2018
Shares 7,895 Value ($000) $446 Avg Close $45.23 Range $42.53 - $47.73
Q1 2018
Shares 8,215 Value ($000) $477 Avg Close $46.10 Range $42.86 - $48.73
Q4 2017
Shares 8,040 Value ($000) $479 Avg Close $45.39 Range $41.22 - $49.73
Q3 2017
Shares 8,040 Value ($000) $479 Avg Close $41.22 Range $37.95 - $46.20
Q2 2017
Shares 8,040 Value ($000) $451 Avg Close $41.48 Range $38.41 - $44.70
Q1 2017
Shares 8,200 Value ($000) $458 Avg Close $43.50 Range $40.27 - $48.84
Q4 2016
Shares 7,900 Value ($000) $497 Avg Close $42.49 Range $35.31 - $49.16
Q3 2016
Shares 7,900 Value ($000) $402 Avg Close $36.26 Range $34.29 - $38.21
Q2 2016
Shares 7,900 Value ($000) $389 Avg Close $35.72 Range $33.77 - $38.30
Q1 2016
Shares 7,900 Value ($000) $385 Avg Close $33.33 Range $29.47 - $37.02
Q2 2013
Shares 4,600 Value ($000) $210 Avg Close $29.77 Range $27.86 - $31.27