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International Bancshares Corp (IBOC) stock

IBOCTXSEState Commercial BanksFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 19/307% below fair value
$67.85−0.60 (-0.88%)

Close on Nov 10, 2026Market cap $4.22BP/E 10.1Yield 2.06%

International Bancshares Corp grew revenue 4.5% to $869.89M over the twelve months to Sep 30, 2026. Free cash flow was $463.71M, up 2.3% from a year earlier. At the latest close the market valued the company at $4.22B, 10.1 times its earnings.

Revenue
$869.89M
+4.5% vs. a year earlier
Free cash flow
$463.71M
+2.3% vs. a year earlier
EPS, diluted
$6.74
-0.3% vs. a year earlier

Key statistics

Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026

Valuation

Market cap
$4.22B
P/E ratio
10.1
Price to sales
4.85
Price to book
1.26
Dividend yield
2.06%
Free cash flow yield
10.99%

Fundamentals

Revenue
$869.89M
Net income
$419.36M
EPS, diluted
$6.74
Free cash flow
$463.71M
Book value per share
$53.63
Diluted shares
62M

Trading

Next earnings
Feb 25, 2027 (estimated, during market hours)
Previous close
$68.45
Open
$68.33
Day's range
$66.89 – $69.00
Volume
205,784
Average volume (20 days)
356,283
Index membership
S&P MidCap 400, Russell 2000, Russell 3000
Beta (5 years)
0.67
52-week range
$63.20 – $78.46
RSI (14 days)
49.4
Volatility (1 year)
21.1%
Relative volume
0.61×
WACC
8.3%

On 1 of our idea list: Dividend growers

Index membership is inferred from the holdings of funds that track each index (IJH, SPMD, IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.

Market cap history

Month-end market cap since 2009, using shares outstanding reported at the time

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 10, 2026. The S&P 500 is measured by the SPY fund.

PeriodIBOCS&P 500DifferenceIBOC per yearS&P 500 per year
1 month-0.1%-3.7%+3.6 pts
3 months-5.9%-2.7%−3.1 pts
Year to date+4.2%+10.8%−6.6 pts
1 year+5.2%+11.2%−6.1 pts
3 years+62.7%+76.5%−13.8 pts+17.6%+20.8%
5 years+67.7%+72.9%−5.3 pts+10.9%+11.6%
10 years+145.7%+304.8%−159.1 pts+9.4%+15.0%

Fifteen years at a glance

Fiscal years 2011 to 2025 and trailing twelve months, USD

Revenue

$869.89M+4.5% YoY

Net income

$419.36M-0.3% YoY

EPS, diluted

$6.74-0.3% YoY

Free cash flow

$463.71M+2.3% YoY
Reported periodTrailing twelve months

Press releases

Releases International Bancshares filed with the SEC as exhibits to Form 8-K or 6-K

All press releases and earnings

About International Bancshares

State Commercial Banks

International Bancshares Corporation is a multibank financial holding company that delivers commercial and retail banking solutions. Through its subsidiary banks, the organization provides deposit accounts, consumer and commercial lending, real estate and installment loans, credit cards, and digital banking platforms. It also offers international banking services, such as letters of credit, cross-border commercial lending, and foreign-exchange transactions, serving individuals, small- to medium-sized enterprises, and cross-border commercial clients.

Company profile, executives and history

International Bancshares stock: common questions

What is International Bancshares's stock price?

IBOC closed at $67.85 on Nov 10, 2026, down 0.88% on the day. Over the past 52 weeks it traded between $63.20 and $78.46.

What is International Bancshares's market cap?

International Bancshares was worth $4.22B at the close on Nov 10, 2026: the share price times the diluted shares outstanding.

What is IBOC's P/E ratio?

IBOC trades at 10.1 times earnings, based on diluted earnings per share of $6.74 over the twelve months to Sep 30, 2026.

How much revenue does International Bancshares make?

International Bancshares reported revenue of $869.89M for the twelve months to Sep 30, 2026, up 4.5% from a year earlier.

Does International Bancshares pay a dividend?

Yes. International Bancshares paid $1.40 per share over the last twelve months, a yield of 2.06% at the latest price, and has raised its annual dividend 12 years in a row.

When does International Bancshares report earnings next?

International Bancshares is expected to report Q4 FY2026 results on Feb 25, 2027, during market hours. The date is estimated from its past reporting pattern until the company confirms it.

How has IBOC stock performed over the past year?

Including dividends, IBOC returned +5.2% over the past year, against +11.2% for the S&P 500.

How many IBOC shares are sold short?

1M shares were sold short at the latest FINRA report, 2.10% of the float, or 3.4 days of average trading volume.

Who are International Bancshares's competitors?

Companies most similar to International Bancshares by business, industry and size include PB, FFIN, CUBI, TXCP, UCB.

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