INTERNATIONAL BANCSHARES CORPORATION (IBOC)

Financial Services · Banking · Price $70.93
Updated: Aug 30, 2026
Operating Income (TTM)
$523.8M
Trailing 12 Months
Growth Rate
1.24%
Log-Linear Regression (16Q)
Operating Margin
59.14%
Operational Efficiency
EV/Operating Income
7.6x
Valuation Multiple
Net Income
$413.3M
After Interest & Taxes

📈 Operating Income History (16 Quarters)

🧮 IBOC Operating Income Breakdown

Operating Income = Gross Profit - Operating Expenses (SG&A, R&D, etc.)
Revenue (Top Line) $885.7M
Less: Cost of Revenue → Gross Profit N/A
Equals: Operating Income (EBIT) $523.8M
Then: Less Interest & Taxes → Net Income $413.3M

Understanding Operating Income

Operating Income, also known as EBIT (Earnings Before Interest and Taxes), measures a company's profit from its core business operations before financing costs and taxes. For IBOC, the trailing twelve month operating income is $523.8M.

Why Operating Income Matters

Operating income isolates business performance from capital structure decisions (debt vs equity financing) and tax strategies. This makes it ideal for comparing companies with different debt levels or tax situations. It shows how efficiently management runs the core operations.

IBOC's operating income growth rate of 1.24% (based on log-linear regression of 16 quarters) indicates modest positive growth in core business operations.

Operating Income vs Other Profitability Metrics

Net Income: $413.3M →

The bottom line after interest and taxes. Net income shows the final profit, while operating income excludes financing decisions.

Free Cash Flow: $455.9M →

Actual cash generated after capital expenditures. FCF can differ significantly from operating income due to working capital and capex.

Owner Earnings: $455.9M →

Buffett's measure of true cash generation. Adds back depreciation and subtracts only maintenance capex.

Revenue: $885.7M →

The top line that operating income is derived from. Operating margin shows what percentage becomes operational profit.

Operating Margin Analysis

IBOC's operating margin of 59.14% shows what percentage of revenue converts to operating profit after all operating expenses. Operating margins above 25% are excellent and indicate strong pricing power or operational efficiency.

EV/Operating Income Valuation

The EV/Operating Income ratio of 7.6x shows how the market values IBOC's operational earnings. Ratios below 8x often indicate undervaluation or market concerns about future growth.

Summary: IBOC Operating Income Trend

INTERNATIONAL BANCSHARES CORPORATION (IBOC) has an operating margin of 59.14%, which Zyberno classifies as excellent for a Financials company — above the 30% threshold Zyberno applies to financial businesses where the spread between revenue and operating costs reflects efficiency, signaling significant pricing power and operational efficiency. Operating income grew at 1.24% annually — positive but below the 10% level Zyberno considers strong growth. For complete financial analysis, view the full IBOC stock report on Zyberno.

Frequently Asked Questions

What is IBOC's current operating income?

INTERNATIONAL BANCSHARES CORPORATION's TTM operating income is $523.8M, growing at 1.24% annually — positive but below the 10% level Zyberno considers strong growth.

Is IBOC's operating income growing?

INTERNATIONAL BANCSHARES CORPORATION (IBOC) has an operating margin of 59.14%, which Zyberno classifies as excellent for a Financials company — above the 30% threshold Zyberno applies to financial businesses where the spread between revenue and operating costs reflects efficiency, signaling significant pricing power and operational efficiency. Operating income grew at 1.24% annually — positive but below the 10% level Zyberno considers strong growth.

What is IBOC's operating margin?

INTERNATIONAL BANCSHARES CORPORATION (IBOC) has an operating margin of 59.14%, which Zyberno classifies as excellent for a Financials company — above the 30% threshold Zyberno applies to financial businesses where the spread between revenue and operating costs reflects efficiency, signaling significant pricing power and operational efficiency. Operating income grew at 1.24% annually — positive but below the 10% level Zyberno considers strong growth.

What is the difference between operating income and EBIT?

Operating income and EBIT (Earnings Before Interest and Taxes) are generally the same metric - both measure profit from core operations before financing costs and taxes. IBOC's EBIT/Operating Income is $523.8M.

How does operating income differ from net income?

Operating income excludes interest expense and income taxes, while net income includes them. IBOC's operating income is $523.8M versus net income of $413.3M. The difference reflects financing costs and tax burden.

📊 Valuation Trilogy
Three interconnected metrics built on Owner Earnings
💎
Intrinsic Value
DCF Fair Value
$115.11
🛡️
Margin of Safety
Valuation Gap
38.4%
🎯
Expected Return
Projected Annual
16.1%
Click any metric for full methodology and detailed analysis

📊 Full IBOC Stock Report

See IBOC's intrinsic value, margin of safety, DCF valuation, and complete financial analysis with 250+ metrics.

💵 IBOC Free Cash Flow

Compare to Free Cash Flow which subtracts all capital expenditures, not just maintenance CapEx.

💰 IBOC Owner Earnings

Compare to Buffett's Owner Earnings metric which uses maintenance CapEx instead of total capital expenditures.

📈 IBOC Earnings Per Share

Analyze EPS trends, P/E ratio, earnings yield, and per-share profitability metrics.

🎯 IBOC Earnings Surprise (SUE)

See whether IBOC is beating or missing its own earnings trend — Standardized Unexpected Earnings and post-earnings drift.

📊 IBOC Revenue

Analyze revenue trends, growth rate, P/S ratio, and top-line sales performance.

💰 IBOC Net Income

Analyze the bottom-line profit, P/E ratio, and net profit margin trends.

🔶 IBOC Operating Income

Analyze EBIT, operating margin, and core business profitability before interest and taxes.

💜 IBOC Gross Profit

Analyze gross margin, pricing power, and profitability before operating expenses.

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