International Bancshares

IBOCTXSEUSD

THESIS ALERT

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$68.02
+$0.17 (+0.25%)Today 1M +0.15%

Updated Nov 11, 4:00 PM ET · Regular session · May be delayed

Source valuation snapshot. Not a live recalculation.
Latest filed annual earnings; price snapshot date unavailable. Not forward P/E.
Diluted earnings per share from the latest filed annual.
$67.85
Prior regular-session close from the quote source.
$67.24–$68.02
Regular-session low and high so far today.
190.0K
Regular-session shares traded · Nov 11, 4:00 PM ET.
Not yet confirmed
The company has not confirmed its next report date. Reported quarters are available in the chart’s Earnings view.
$63.20–$78.46
52-week trading low and high returned by the quote source.

Understand the Business

Why the Stock Moved

Period-matched expectations history is not yet available. Current metrics are not a substitute for a historical explanation.

The core investment thesis

Own IBOC if IBOC is a high-profitability regional bank whose value depends on whether its Texas/Oklahoma relationship-banking franchise can preserve low-cost funding, disciplined credit, and book-value compounding after the rate tailwind normalizes.

IBOC price history

Latest price$68.02Today+$0.17 (+0.25%)
IBOC -0.64%S&P 500 -2.42%Since first plotted close
4 hours

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Investment thesis

What must happen next

4 MATERIAL PROPOSITIONS
  • IBOC’s local commercial and retail banking relationships in Texas and Oklahoma continue to provide enough balance-sheet funding to support franchise earnings without forcing the bank into expensive wholesale funding or uneconomic loan growth.StrengtheningMateriality: High

    GAAP total liabilities, annual balance-sheet period, rose from $12.618 billion at FY2023 year-end to $13.325 billion at FY2025 year-end, consistent with continued funding availability. If the funding franchise holds, IBOC can defend net interest income and returns; if it breaks, margins and growth capacity deteriorate before reported earnings fully show it.

    Watch: Customers shift deposits to money-market funds, Treasury products, or larger national banks offering materially higher rates.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    GAAP total liabilities, annual balance-sheet period, rose from $12.618 billion at FY2023 year-end to $13.325 billion at FY2025 year-end, consistent.

    Open source ↗
  • IBOC’s relationship-banking model keeps converting its balance sheet into revenue even as the exceptional rate-cycle benefit matures, rather than requiring a fresh surge in assets to hold revenue.HoldingMateriality: High

    Derived annual revenue was $833.4 million in FY2023, $833.6 million in FY2024, and $842.2 million in FY2025, showing stability after the large FY2022-to-FY2023 step-up. If revenue durability is franchise-driven, current earnings power is more repeatable; if it was mostly rate-driven, net interest revenue can compress as rates and deposit betas move against the bank.

    Watch: Federal Reserve rate cuts or yield-curve changes reduce loan and securities yields faster than IBOC can lower deposit costs.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    Derived annual revenue was $833.4 million in FY2023, $833.6 million in FY2024, and $842.2 million in FY2025, showing stability after.

    Open source ↗
  • IBOC’s underwriting and expense discipline in local commercial and retail banking prevent regional credit risk from consuming the bank’s earnings power.StrengtheningMateriality: Medium

    GAAP annual net income was $411.8 million in FY2023, $409.2 million in FY2024, and $412.3 million in FY2025, indicating profitability held despite changing rate and balance-sheet conditions. For a bank, durable value depends on avoiding credit losses that erase spread income; if underwriting discipline fails, reported profitability can fall quickly and capital compounding stops.

    Watch: A Texas or Oklahoma commercial real estate downturn produces rising criticized loans, charge-offs, or provisioning before earnings roll over.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    GAAP annual net income was $411.8 million in FY2023, $409.2 million in FY2024, and $412.3 million in FY2025, indicating profitability.

    Open source ↗
  • IBOC retains enough earnings and avoids major balance-sheet damage so that shareholder equity keeps compounding, giving the bank capacity for dividends, buybacks, organic growth, or opportunistic acquisitions.StrengtheningMateriality: Medium

    GAAP stockholders’ equity increased from $2.045 billion at FY2022 year-end to $3.252 billion at FY2025 year-end. Equity growth is the owner’s margin of safety and future earning capacity; if losses or poor capital allocation consume it, the investment shifts from compounding to recovery.

    Watch: Credit losses or securities marks materially reduce regulatory capital or tangible common equity.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    GAAP stockholders’ equity increased from $2.045 billion at FY2022 year-end to $3.252 billion at FY2025 year-end.

    Open source ↗
Full investment case & evidence

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Original research

IBOC’s local commercial and retail banking relationships in Texas and Oklahoma continue to provide enough balance-sheet funding to support franchise earnings without forcing the bank into expensive wholesale funding or uneconomic loan growth. If the funding franchise holds, IBOC can defend net interest income and returns; if it breaks, margins and growth capacity deteriorate before reported earnings fully show it.

IBOC’s relationship-banking model keeps converting its balance sheet into revenue even as the exceptional rate-cycle benefit matures, rather than requiring a fresh surge in assets to hold revenue. If revenue durability is franchise-driven, current earnings power is more repeatable; if it was mostly rate-driven, net interest revenue can compress as rates and deposit betas move against the bank.

IBOC’s underwriting and expense discipline in local commercial and retail banking prevent regional credit risk from consuming the bank’s earnings power. For a bank, durable value depends on avoiding credit losses that erase spread income; if underwriting discipline fails, reported profitability can fall quickly and capital compounding stops.

IBOC retains enough earnings and avoids major balance-sheet damage so that shareholder equity keeps compounding, giving the bank capacity for dividends, buybacks, organic growth, or opportunistic acquisitions. Equity growth is the owner’s margin of safety and future earning capacity; if losses or poor capital allocation consume it, the investment shifts from compounding to recovery.

All standing thesis claims
Original report summary

IBOC is a high-profitability regional bank whose value depends on whether its Texas/Oklahoma relationship-banking franchise can preserve low-cost funding, disciplined credit, and book-value compounding after the rate tailwind normalizes.

Evidence assessed Nov 10, 2026. Expand each conclusion for its evidence and what would change it. Thesis evidence—not a buy or sell recommendation.

Bull case and bear case

Bull case and bear case for International Bancshares

Where the evidence on International Bancshares stands: Holding on the latest evidence (Nov 10, 2026). Of its 4 thesis points, 3 strengthening and 1 holding.

Bull case: what the evidence supports

  • IBOC’s local commercial and retail banking relationships in Texas and Oklahoma continue to provide enough balance-sheet funding to support franchise earnings without forcing the bank into expensive wholesale funding or uneconomic loan growth.

    sec.gov ↗

  • IBOC’s relationship-banking model keeps converting its balance sheet into revenue even as the exceptional rate-cycle benefit matures, rather than requiring a fresh surge in assets to hold revenue.

    sec.gov ↗

  • IBOC’s underwriting and expense discipline in local commercial and retail banking prevent regional credit risk from consuming the bank’s earnings power.

    sec.gov ↗

  • IBOC retains enough earnings and avoids major balance-sheet damage so that shareholder equity keeps compounding, giving the bank capacity for dividends, buybacks, organic growth, or opportunistic acquisitions.

    sec.gov ↗

Bear case: what would count against it

  • Customers shift deposits to money-market funds, Treasury products, or larger national banks offering materially higher rates.

    sec.gov ↗

  • Federal Reserve rate cuts or yield-curve changes reduce loan and securities yields faster than IBOC can lower deposit costs.

    sec.gov ↗

  • A Texas or Oklahoma commercial real estate downturn produces rising criticized loans, charge-offs, or provisioning before earnings roll over.

    sec.gov ↗

Thesis-Break Engine

Thesis-break watch · International Bancshares

Loading the break-condition record for International Bancshares.

How the Thesis-Break Engine works →Historical outcomes are measured against the market after past breaks of the same kind, across all companies. Not a prediction.

MARKET + FINANCIAL SNAPSHOT

The numbers behind the thesis

Sourced from filings and market data

What Changed

  1. Mixed
    Reported results of operations (earnings release).

    International Bancshares filed an SEC 8-K on 2026-11-05: Reported results of operations (earnings release). It is a dated development that tests the current thesis.

  2. Mixed
    Delisting notice or listing-rule failure.

    International Bancshares filed an SEC 8-K on 2026-10-06: Delisting notice or listing-rule failure. It is a dated development that tests the current thesis.

  3. Mixed
    Reported results of operations (earnings release).

    International Bancshares filed an SEC 8-K on 2026-08-06: Reported results of operations (earnings release). It is a dated development that tests the current thesis.

Risks / falsifiers

What could break the thesis

  • Customers shift deposits to money-market funds, Treasury products, or larger national banks offering materially higher rates.
  • Federal Reserve rate cuts or yield-curve changes reduce loan and securities yields faster than IBOC can lower deposit costs.
  • A Texas or Oklahoma commercial real estate downturn produces rising criticized loans, charge-offs, or provisioning before earnings roll over.
  • Credit losses or securities marks materially reduce regulatory capital or tangible common equity.

IBOC news

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Financial statements

IBOC income statement

Annual filed results · USD · Oldest to newest. Margins are calculated from the reported figures.

IBOC: quick answers

What is IBOC's short interest?
As of October 30, 2026, 1.2M IBOC shares were sold short, 1.92% of its shares outstanding, down 50.0% from the count before. At the stock's average daily volume that is 3.4 days to cover. FINRA publishes the count twice a month. IBOC short interest history
Which well-known investors own IBOC?
1 of the 37 well-known funds tracked here reported IBOC shares in their latest 13F filing. By share of the fund's portfolio: Bridgewater Associates (Ray Dalio), 0.0%. Fund portfolios

IBOC in well-known investors’ portfolios

1 of 37 funds reported IBOC shares in their latest 13F filing. A 13F shows quarter-end positions and arrives up to 45 days later.

FundOf its portfolioValueChangeQuarter
Ray DalioBridgewater Associates0.04%$9.8M−2.3%Q2 2026

Every fund’s portfolio

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