Westamerica Bank

FDIC-insured bank with its head office in San Rafael, California, established in 1884 according to the FDIC.

Westamerica Bank reported total assets of $5.8 bn at Q2 2026, down 0.3% on a year earlier, the 254th largest of 497 banks in our US coverage. The CET1 capital ratio at Westamerica Bank was 16.23%, and the uninsured share of Westamerica Bank was 49.57%. Source: FDIC Call Reports.

Key takeaways

  • On noncurrent loans to total loans, Westamerica Bank climbed from 305th to 43rd among 500 US banks between and (1 = lowest; FDIC Call Reports).
  • Westamerica Bank reports one of the lowest loan-to-deposit ratio readings among banks of $1 bn to $10 bn: 13.78% at , where the median of the 339 banks is 88.61% (FDIC Call Reports).
  • Over the year to , the net loans and leases of Westamerica Bank fell by 10.4% to $658.0 mn, a bigger fall than at 97% of covered banks (FDIC Call Reports).
Total assets
$5.8 bn
-0.3% on a year earlier
Rank 254 of 497 1 = highest
CET1 capital ratio
16.23%
+0.62 pp on a year earlier
Rank 79 of 448 1 = highest
Return on equity
17.41%
-2.16 pp on a year earlier
Rank 68 of 500 1 = highest
Uninsured share of deposits
49.57%
+1.73 pp on a year earlier
Rank 87 of 500 1 = highest

What sets Westamerica Bank apart

  • The noncurrent loans to total loans of Westamerica Bank, 0.12% at , places Westamerica Bank in the bottom tenth of banks of $1 bn to $10 bn (group median 0.58%).

How large is Westamerica Bank?

The balance sheet of Westamerica Bank at : assets $5.8 bn, deposits $4.8 bn, net loans $658.0 mn (loans equal to 13.78% of deposits). Securities make up 77.1% of total assets at Westamerica Bank. Since , when Westamerica Bank held $5.2 bn, its assets grew 11.8%. In the year to , deposits at Westamerica Bank rose 0.5% while its total assets fell 0.3%. At , Westamerica Bank employed 573 full-time equivalent staff across 75 offices, about $10.1 mn of assets per employee and $63.7 mn of deposits per office.

How much funding at Westamerica Bank is uninsured?

At Westamerica Bank, uninsured deposits (above the FDIC limit) made up 49.57% of domestic deposits at (+1.73 pp on a year earlier); Westamerica Bank ranks 87th of 500 on this measure. In dollars, Westamerica Bank estimated $2.4 bn of uninsured deposits.

Key facts, Q2 2026

MetricValueChange from a year earlierUS rank
Total deposits$4.8 bn+0.5%259th of 499
Net loans and leases$658.0 mn-10.4%493rd of 500
Loan-to-deposit ratio13.78%-1.68 pp492nd of 500
Tier 1 leverage ratio10.27%-0.17 pp258th of 500
Total risk-based capital ratio16.69%+0.57 pp97th of 448
Net interest margin3.86%-0.16 pp179th of 500
Return on assets (ROA)1.84%-0.18 pp71st of 500
Efficiency ratio42.49%+3.48 pp70th of 500 (1 = lowest)
Unrealized gain/loss on held-to-maturity securitiesLoss of $17.4 mnWidened by $686,000
Unrealized gain/loss on available-for-sale securitiesLoss of $166.9 mnWidened by $1.2 mn
Noncurrent loans to total loans0.12%-0.54 pp43rd of 500 (1 = lowest)
Net charge-offs to average loans0.14%+0.02 pp305th of 500 (1 = lowest)

US rank of Westamerica Bank: 1 = highest unless marked 1 = lowest.

Balance sheet

Westamerica Bank: assets, deposits and loans

USD bn
Total assets, deposits and net loans of Westamerica Bank each quarter; total assets were $5.8 bn at Q2 2026$252mn$2.1bn$4.0bn$5.9bn$7.8bn20182020202220242026Total assets$5.8bnDeposits$4.8bnNet loans$658mnTotal assets, deposits and net loans of Westamerica Bank each quarter; total assets were $5.8 bn at Q2 2026$252mn$2.8bn$5.3bn$7.8bn20202024
  • Total assets $5.8bn
  • Deposits $4.8bn
  • Net loans $658mn
to . FDIC Call Reports.

Capital and securities

The CET1 ratio of Westamerica Bank stood at 16.23% in , +0.62 pp year on year. Low and high at Westamerica Bank since : 11.11% () to 16.23% (). Equity capital of Westamerica Bank at : $604.8 mn, or 10.5% of total assets. Westamerica Bank also reported a total capital ratio of 16.69% for , and a tier 1 leverage ratio of 10.27%.

On held-to-maturity securities, Westamerica Bank carried an unrealized loss of $17.4 mn at , equal to 2.9% of equity capital. The loss widened by $686,000 over the year. Its deepest point: $70.5 mn in . The available-for-sale portfolio of Westamerica Bank showed an unrealized loss of $166.9 mn at ; the loss widened by $1.2 mn over the year.

Westamerica Bank: capital ratios

Percent
CET1, total risk-based capital and tier 1 leverage ratios of Westamerica Bank, Q1 2016 to Q2 20266.0%8.8%12%14%17%20182020202220242026Total capital17%CET116%Tier 1 leverage10%CET1, total risk-based capital and tier 1 leverage ratios of Westamerica Bank, Q1 2016 to Q2 20266.0%9.8%14%17%20202024
  • Total capital 17%
  • CET1 16%
  • Tier 1 leverage 10%
to . FDIC Call Reports.

Westamerica Bank: unrealized securities gains and losses

USD bn
Unrealized gains and losses on available-for-sale and held-to-maturity securities of Westamerica Bank, Q1 2016 to Q2 2026-$447mn-$286mn-$125mn$36mn$197mn20182020202220242026Held to maturity-$17mnAvailable for sale-$167mnUnrealized gains and losses on available-for-sale and held-to-maturity securities of Westamerica Bank, Q1 2016 to Q2 2026-$447mn-$233mn-$18mn$197mn20202024
  • Available for sale -$167mn
  • Held to maturity -$17mn
to . FDIC Call Reports.

Profitability and loan quality

For the year to , Westamerica Bank earned a return on equity of 17.41%; return on assets: 1.84%. Net interest margin at Westamerica Bank: 3.86%, -0.16 pp in a year. Westamerica Bank net income: $53.7 mn, down 10.0% year on year. The efficiency ratio of Westamerica Bank was 42.49%: about 42 cents cost per revenue dollar, against 57 cents at the median peer.

At , noncurrent loans were 0.12% of total loans at Westamerica Bank; net charge-offs: 0.14% of average loans. Gross loans and leases at Westamerica Bank: $668.8 mn, down 10.6% in a year.

Westamerica Bank: profitability

Percent, annualized
Return on equity, net interest margin and return on assets of Westamerica Bank, Q1 2016 to Q2 2026-1.9%7.1%16%25%34%20182020202220242026Return on equity17%Net interest margin3.9%Return on assets1.8%Return on equity, net interest margin and return on assets of Westamerica Bank, Q1 2016 to Q2 2026-1.9%10%22%34%20202024
  • Return on equity 17%
  • Net interest margin 3.9%
  • Return on assets 1.8%
to . FDIC Call Reports.

Peer group of Westamerica Bank

The peer group of Westamerica Bank is the 6 banks nearest to it by total assets at : 3 larger and 3 smaller. Of the peers, 1 shares the charter type of Westamerica Bank (state member bank), 6 sit in the same size group ($1 bn to $10 bn) and 2 have head offices in California. Against them, Westamerica Bank shows CET1 ratio 16.23% against a peer median of 11.80%, return on equity 17.41% against a peer median of 13.72% and uninsured deposit share 49.57% against a peer median of 41.20%.

BankCharterStateTotal assetsCET1 ratioReturn on equityUninsured share
Bank FirstNational bankWI$5.9 bn10.93%12.52%32.74%
CTBC Bank Corp. (USA)State nonmember bankCA$5.9 bnnot reported6.33%66.55%
Farmers & Merchants Bank of Central CaliforniaState nonmember bankCA$5.8 bn14.74%15.04%51.44%
Westamerica BankState member bankCA$5.8 bn16.23%17.41%49.57%
Emigrant BankState nonmember bankFL$5.7 bn17.43%2.83%17.51%
Independent BankState member bankMI$5.7 bn11.45%14.92%24.38%
Firstrust Savings BankState-chartered stock savings bankPA$5.6 bn11.80%16.05%49.66%

. FDIC Call Reports.

Last eight quarters

Two years at Westamerica Bank, to : assets -5.8%, deposits -5.8%, equity -5.9%. Staff 609 to 573; offices 76 to 75.

MetricQ3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026
Total assets$6.1 bn$6.0 bn$5.9 bn$5.8 bn$5.9 bn$5.9 bn$5.8 bn$5.8 bn
Total deposits$5.1 bn$5.0 bn$4.9 bn$4.8 bn$4.8 bn$4.8 bn$4.8 bn$4.8 bn
Bank equity capital$642.4 mn$591.4 mn$613.2 mn$623.5 mn$630.9 mn$629.9 mn$614.7 mn$604.8 mn
CET1 ratio15.38%15.33%15.66%15.61%15.43%15.14%15.13%16.23%
Return on equity (ROE)23.47%22.95%20.42%19.57%18.95%18.64%17.23%17.41%
Uninsured share of domestic deposits48.96%49.68%48.36%47.85%49.30%50.73%49.35%49.57%
Full-time equivalent employees609589591600593586612573
Number of offices7676767676767575

FDIC Call Reports.

Mergers and acquisitions

No merger or acquisition by Westamerica Bank appears in the FDIC history since , and its total assets never moved more than 25% in one quarter.

Questions and identifiers

What were the total assets of Westamerica Bank?

Westamerica Bank reported $5.8 bn at in its Call Report. That makes Westamerica Bank the 254th largest of 497 banks in our US coverage.

Is Westamerica Bank the same as its holding company?

No. This page covers Westamerica Bank, FDIC certificate 3430; WESTAMERICA BCORP (as reported to the FDIC), its holding company, reports separately to the Federal Reserve.

Is Westamerica Bank profitable?

Westamerica Bank reported net income of $53.7 mn for the year to ; annualized return on equity: 17.41%. So yes: Westamerica Bank made a profit over these months.

When is data for Westamerica Bank next updated?

Figures from Westamerica Bank for are due after .

Where can I check the figures for Westamerica Bank?

In the FDIC BankFind Suite record for certificate 3430, and in the Call Reports of Westamerica Bank (RSSD ID 697763) at the FFIEC Central Data Repository.