# International Bancshares Corp: overview

IBOC · TXSE · CIK 315709 · [Financials](/sectors/financials.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/iboc.md) · [Financials](/companies/iboc/financials.md) · [Filings](/companies/iboc/filings.md) · [Insiders](/companies/iboc/insiders.md)

Revenue is not reported in this company’s XBRL financial statements.

## Last eight quarters

| Line item | Unit | Q3 FY2024 (2024-09-30) | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Net margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Diluted EPS | $ per share | [1.60](/filings/0001104659-25-107612.md) | not reported | [1.56](/filings/0001104659-26-056997.md) | [1.61](/filings/0001104659-26-091933.md) | [1.74](/filings/0001104659-25-107612.md) | not reported | [1.64](/filings/0001104659-26-056997.md) | [1.54](/filings/0001104659-26-091933.md) |
| Free cash flow | $m | [110 d](/filings/0001104659-25-107612.md) | [113 d](/filings/0001104659-26-020439.md) | [133](/filings/0001104659-26-056997.md) | [91.6 d](/filings/0001104659-26-091933.md) | [112 d](/filings/0001104659-25-107612.md) | [136 d](/filings/0001104659-26-020439.md) | [116](/filings/0001104659-26-056997.md) | [88.6 d](/filings/0001104659-26-091933.md) |

- Revenue. XBRL not reported.
- Gross margin (gross profit / revenue). XBRL not reported.
- Operating margin (operating income / revenue). XBRL not reported.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | not reported | not reported | not reported | not reported | not reported |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | not reported | not reported | not reported | not reported | not reported |
| Net margin | % | not reported | not reported | not reported | not reported | not reported |
| Diluted EPS | $ per share | [4.00](/filings/0001558370-24-001698.md) | [4.78](/filings/0001558370-25-001782.md) | [6.62](/filings/0001104659-26-020439.md) | [6.57](/filings/0001104659-26-020439.md) | [6.62](/filings/0001104659-26-020439.md) |
| Free cash flow | $m | [281](/filings/0001558370-24-001698.md) | [369](/filings/0001558370-25-001782.md) | [447](/filings/0001104659-26-020439.md) | [460](/filings/0001104659-26-020439.md) | [473](/filings/0001104659-26-020439.md) |

- Revenue. XBRL not reported.
- Gross margin (gross profit / revenue). XBRL not reported.
- Operating margin (operating income / revenue). XBRL not reported.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/iboc/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $535.3m | 7,048,194 |  | Added +403,102 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $254.4m | 3,350,198 |  | Reduced −51,411 |
| [DIMENSIONAL FUND ADVISORS LP](/funds/354204.md) | 2026-06-30 | $247.5m | 3,258,656 |  | Added +71,836 |
| [AMERICAN CENTURY COMPANIES INC](/funds/748054.md) | 2026-06-30 | $237.6m | 3,128,416 |  | Reduced −100,162 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $213.5m | 2,810,776 |  | Added +185,882 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $189.6m | 2,495,909 |  | Added +21,395 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $119.5m | 1,573,378 |  | Added +82,481 |
| [Boston Trust Walden Corp](/funds/1534866.md) | 2026-06-30 | $99.2m | 1,306,605 |  | Added +218,944 |
| [GOLDMAN SACHS GROUP INC](/funds/886982.md) | 2026-06-30 | $78.7m | 1,035,745 |  | Added +111,826 |
| [Azora Capital LP](/funds/1700272.md) | 2026-06-30 | $67.3m | 885,768 |  | Reduced −426,906 |

## Recent filings

[All 564 filings](/companies/iboc/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-06 | 12:08 ET | [8-K](/filings/0001104659-26-113899.md) | 3.01 Delisting notice; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-26-113899 |
| 2026-08-06 | 19:13 ET | [10-Q](/filings/0001104659-26-091933.md) | Quarterly report, period 2026-06-30 | 0001104659-26-091933 |
| 2026-08-06 | 17:15 ET | [8-K](/filings/0001104659-26-091874.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-26-091874 |
| 2026-08-03 | 15:19 ET | [8-K](/filings/0001104659-26-089623.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-26-089623 |
| 2026-05-20 | 14:21 ET | [8-K](/filings/0001104659-26-064211.md) | 5.07 Shareholder vote results | 0001104659-26-064211 |
| 2026-05-12 | 15:01 ET | [8-K](/filings/0001104659-26-059135.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001104659-26-059135 |
| 2026-05-07 | 19:00 ET | [10-Q](/filings/0001104659-26-056997.md) | Quarterly report, period 2026-03-31 | 0001104659-26-056997 |
| 2026-05-07 | 15:26 ET | [8-K](/filings/0001104659-26-056853.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-26-056853 |
| 2026-04-20 | 18:15 ET | [DEF 14A](/filings/0001104659-26-045414.md) | Proxy statement, period 2026-05-18 | 0001104659-26-045414 |
| 2026-02-26 | 20:23 ET | [10-K](/filings/0001104659-26-020439.md) | Annual report, period 2025-12-31 | 0001104659-26-020439 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001104659-26-020439.md), filed Feb 26, 2026.

## Forecast league

Not in this season’s league. [This season’s league](/leagues.md)

## About the filer

- CIK: 315709
- Tickers: IBOC
- Exchange: TXSE
- SIC code: 6022 State Commercial Banks
- State of incorporation: TX
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:21 ET. No prices; not investment advice.