Frost Bank
Frost Bank reported total assets of $54.0 bn at Q2 2026, up 4.8% from a year earlier. That ranks 48th among 497 banks reporting this metric (1 = highest). Its common equity tier 1 ratio was 14.42%, and an estimated 52.16% of domestic deposits were uninsured. Source: FDIC Call Report data, cross-checked against FFIEC filings.
- Uninsured share of domestic deposits: up 0.83 pp on Q1 2026, to 52.16%
- Bank equity capital: up 3.0% on Q1 2026, to $4.7 bn
- Net loans and leases: up 2.5% on Q1 2026, to $22.7 bn
Ranks compare banks in our US coverage that report each metric. Sparklines: the last ten years. Source: FDIC BankFind Suite (Call Report data), cross-checked against FFIEC Call Report filings. Calculations: EconoMonitor.
Overview
What stands out about Frost Bank?
Its largest one-quarter change in total assets since Q1 2016 was +15.2% between Q1 2020 and Q2 2020, a quarter with no merger or acquisition in the FDIC history. Against its six size peers, its loan-to-deposit ratio stands out most: 51.98% at Q2 2026, below the peer median of 89.84%. By noncurrent loans to total loans it moved from 148th to 219th among 500 banks between Q1 2026 and Q2 2026 (1 = lowest).
How large is Frost Bank?
At Q2 2026 the bank held $54.0 bn of assets. Deposits were $43.7 bn and net loans and leases $22.7 bn, a loan-to-deposit ratio of 51.98%. Securities of $21.4 bn made up 39.7% of assets.
Total assets rose 89.5% between Q1 2016 and Q2 2026, from $28.5 bn.
How much of its funding is uninsured?
An estimated 52.16% of domestic deposits were above the FDIC insurance limit at Q2 2026, +0.83 pp from the previous quarter and +1.35 pp from a year earlier. That share ranks 66th among 500 banks reporting this metric (1 = highest).
Key facts, Q2 2026
| Metric | Value | Change from a year earlier | US rank |
|---|---|---|---|
| Total assets | $54.0 bn | +4.8% | 48th of 497 |
| Total deposits | $43.7 bn | +3.5% | 48th of 499 |
| Net loans and leases | $22.7 bn | +8.2% | 67th of 500 |
| Bank equity capital | $4.7 bn | +13.8% | 56th of 498 |
| Common equity tier 1 (CET1) ratio | 14.42% | +0.39 pp | 136th of 448 |
| Tier 1 leverage ratio | 9.08% | +0.35 pp | 422nd of 500 |
| Return on equity (ROE) | 15.30% | -0.58 pp | 119th of 500 |
| Net interest margin | 3.62% | +0.07 pp | 258th of 500 |
| Uninsured share of domestic deposits | 52.16% | +1.35 pp | 66th of 500 |
| Unrealized gain/loss on held-to-maturity securities | Loss of $135.2 mn | Narrowed by $133.2 mn | |
| Noncurrent loans to total loans | 0.55% | +0.03 pp | 219th of 500 (1 = lowest) |
| Net charge-offs to average loans | 0.14% | -0.06 pp | 303rd of 500 (1 = lowest) |
US rank: rank among the banks in our coverage reporting each metric, 1 = highest unless marked 1 = lowest.
Balance sheet
Total assets, deposits and net loans, quarterly, Q1 2016 to Q2 2026.
- Total assets $54.0bn
- Deposits $43.7bn
- Net loans $22.7bn
Capital and securities
The common equity tier 1 (CET1) ratio was 14.42% at Q2 2026, +0.39 pp from a year earlier. Since Q1 2016 it has ranged from 12.21% (Q1 2020) to 14.43% (Q1 2026). At Q2 2026 the tier 1 leverage ratio was 9.08% and the total risk-based capital ratio 15.42%. The median CET1 ratio of the size peers listed below was 12.25% at Q2 2026.
Held-to-maturity securities had an unrealized loss of $135.2 mn at Q2 2026, measured as fair value minus amortized cost, equal to 2.9% of bank equity capital. The loss narrowed by $133.2 mn from a year earlier. The largest unrealized loss on these securities was $396.7 mn at Q3 2023. Available-for-sale securities showed an unrealized loss of $1.1 bn at Q2 2026; the loss narrowed by $362.9 mn from a year earlier.
Capital ratios
- Total capital 15%
- CET1 14%
- Tier 1 leverage 9.1%
Unrealized gains and losses on securities
- Available for sale -$1.1bn
- Held to maturity -$135mn
Profitability and loan quality
Return on equity was 15.30% for the year to Q2 2026, annualized, with a return on assets of 1.31% and a net interest margin of 3.62%. The margin was +0.07 pp from a year earlier. The efficiency ratio, noninterest expense as a share of revenue as the FDIC defines it, was 62.25%. Net income for the year to Q2 2026 was $349.9 mn, up 10.8% on the same period a year earlier. The median return on equity of its size peers was 10.95% for the same period.
Noncurrent loans, those 90 days or more past due or no longer accruing interest, were 0.55% of total loans at Q2 2026. Net charge-offs for the year to date were 0.14% of average loans, annualized.
Profitability
- Return on equity 15%
- Net interest margin 3.6%
- Return on assets 1.3%
Compared with banks of similar size
The six banks ranked closest to Frost Bank by total assets at Q2 2026, three above and three below where possible.
Among the seven banks in the table at Q2 2026, Frost Bank is 4th by total assets. Its CET1 ratio of 14.42% compares with a peer median of 12.25%, its tier 1 leverage ratio of 9.08% compares with a peer median of 9.36%, and its return on equity of 15.30% compares with a peer median of 10.95%.
| Bank | Total assets | CET1 ratio | Return on equity | Uninsured share | |
|---|---|---|---|---|---|
| Columbia Bank | $65.4 bn | 12.21% | 10.33% | 39.45% | |
| Banco Popular de Puerto Rico | $63.3 bn | 16.40% | 21.78% | 59.76% | |
| SoFi Bank | $56.8 bn | 15.17% | 15.41% | 5.01% | |
| Frost Bank | $54.0 bn | 14.42% | 15.30% | 52.16% | |
| BOKF | $53.0 bn | 12.29% | 11.57% | 52.92% | |
| Associated Bank | $51.8 bn | 10.23% | 9.94% | 48.97% | |
| First National Bank of Pennsylvania | $50.8 bn | 11.40% | 8.90% | 40.17% | |
Q2 2026. Peer median (the six banks, excluding this one): CET1 12.25%, return on equity 10.95%. Source: FDIC BankFind Suite (Call Report data), cross-checked against FFIEC Call Report filings. Calculations: EconoMonitor.
Last eight quarters
Frost Bank, as reported in its Call Reports.
From Q3 2024 to Q2 2026, total assets rose 5.7% to $54.0 bn, deposits rose 3.6% to $43.7 bn and bank equity capital rose 14.3% to $4.7 bn. Over the same period its full-time equivalent staff went from 5,787 to 6,103 and its offices went from 203 to 222.
| Metric | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|
| Total assets | $51.1 bn | $52.6 bn | $52.1 bn | $51.5 bn | $52.6 bn | $53.1 bn | $52.8 bn | $54.0 bn |
| Total deposits | $42.2 bn | $43.1 bn | $42.9 bn | $42.2 bn | $42.9 bn | $43.3 bn | $43.2 bn | $43.7 bn |
| Bank equity capital | $4.1 bn | $3.8 bn | $4.0 bn | $4.1 bn | $4.4 bn | $4.5 bn | $4.5 bn | $4.7 bn |
| Common equity tier 1 (CET1) ratio | 13.78% | 13.76% | 13.95% | 14.03% | 14.35% | 14.33% | 14.43% | 14.42% |
| Return on equity (ROE) | 15.77% | 16.00% | 15.76% | 15.88% | 16.09% | 15.85% | 15.35% | 15.30% |
| Uninsured share of domestic deposits | 52.31% | 53.25% | 52.30% | 50.81% | 51.30% | 51.43% | 51.34% | 52.16% |
| Full-time equivalent employees | 5,787 | 5,854 | 5,915 | 5,947 | 5,957 | 6,008 | 6,058 | 6,103 |
| Number of offices | 203 | 207 | 211 | 213 | 213 | 217 | 218 | 222 |
Source: FDIC BankFind Suite (Call Report data), cross-checked against FFIEC Call Report filings. Calculations: EconoMonitor.
Mergers and acquisitions
The FDIC history records no mergers or acquisitions for Frost Bank since Q1 2016, and its total assets never moved more than 25% in one quarter.
Identifiers and sources
- FDIC certificate
- 5510
- Federal Reserve RSSD ID
- 682563
- Head office
- San Antonio, Texas
- Holding company
- CULLEN FROST BANKERS INC (as reported to the FDIC)
- Holding company RSSD ID
- 1102367
- Holding company SEC CIK
- 39263
- EconoMonitor ID
- EMB-US-000068
Frequently asked questions
What were Frost Bank's total assets?
$54.0 bn at Q2 2026, according to its Call Report as published by the FDIC. By total assets it ranks 48th among 497 banks reporting this metric (1 = highest).
Is Frost Bank the same as its holding company?
No. This page covers the FDIC-insured bank (certificate 5510). Its holding company, CULLEN FROST BANKERS INC (as reported to the FDIC), reports separately to the Federal Reserve and, if its shares are listed, to the SEC.
How often is this page updated?
Every quarter, after Frost Bank files its Call Report and the FDIC publishes it. This page shows Q2 2026, loaded on 19 October 2026; any sentence that uses an earlier quarter names it.
Where can I check these numbers?
In the FDIC BankFind Suite record for certificate 5510, and in the Call Reports filed under RSSD ID 682563 at the FFIEC Central Data Repository.
Sources and definitions
Definitions, Call Report fields and formulas for each metric: Bank equity capital, Uses community bank leverage ratio framework, Common equity tier 1 (CET1) ratio, Deposits in domestic offices, Efficiency ratio, Full-time equivalent employees, Loan-to-deposit ratio, Total loans and leases (gross), Net loans and leases, Net charge-offs to average loans, Net income (year to date), Net interest margin, Noncurrent loans to total loans, Number of offices, Return on assets (ROA), Return on equity (ROE), Available-for-sale securities (amortized cost), Available-for-sale securities (fair value), Held-to-maturity securities (amortized cost), Held-to-maturity securities (fair value), Total securities, Tier 1 leverage ratio, Total assets, Total deposits, Total equity capital, Total risk-based capital ratio, Uninsured share of domestic deposits, Estimated uninsured deposits, Unrealized gain/loss on available-for-sale securities, Unrealized gain/loss on held-to-maturity securities.
Checks for this release: Check A (database against the FDIC download) passed, Check B (FDIC against FFIEC Call Report filings) passed.
Source: FDIC BankFind Suite (Call Report data). EconoMonitor is not affiliated with or endorsed by the FDIC. FDIC BankFind Suite API.
Source: FFIEC Central Data Repository (Call Reports). EconoMonitor is not affiliated with or endorsed by the FFIEC. FFIEC Central Data Repository, Public Data Distribution.
Data and analysis only, not financial advice. The FDIC and the FFIEC do not endorse EconoMonitor. See the disclaimer and methodology.