• Westamerica Bancorporation posted net income of USD 27.4 million, down 11.86% year over year, with diluted EPS of USD 1.13 for the quarter ended March 31, 2026.
• Net interest and fee income (FTE) fell to USD 52.69 million, down 6.56% year over year, while net interest margin (FTE) narrowed 0.16 percentage point to 3.74%.
• Noninterest income slipped to USD 9.61 million, down 6.92% year over year, including USD 247,000 of unrealized losses on equity securities.
• Noninterest expense climbed to USD 25.91 million, up 3.12% year over year, pushing the efficiency ratio up to 41.6% from 37.7%.
• Credit costs stayed negative with a USD 300,000 reversal of provision for credit losses, while period-end deposits eased to USD 4.78 billion from USD 4.84 billion at Dec. 31, 2025.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Westamerica Bancorporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001171843-26-003210), on May 08, 2026, and is solely responsible for the information contained therein.