International Business Machines Corporation Market Cap
Data as of June 01, 2026
Market Cap
$279.90B
Stock Price
$297.80
Shares Outstanding
$940M
Classification
Mega Cap
How It's Calculated
$279.90B = $297.80 × $940M
What This Means
International Business Machines Corporation has a market capitalization of $279.90B, classifying it as Mega Cap — one of the largest companies in the world. Market cap represents the total value of all outstanding shares and is a key indicator of a company's size.
About International Business Machines Corporation
International Business Machines Corporation (IBM) operates in the Technology sector, specifically in Information Technology Services. With a market capitalization of about $279.90B, it ranks as a mega-cap stock — one of the largest publicly traded companies.
Shares recently traded near $297.80, within a 52-week range of $212.34 to $324.90 (-8.3% from the high, +40.2% from the low). Beta of 0.58 indicates relatively lower volatility versus the market.
Trailing profit margin is about 15.6%, signaling a solid profit margin for its industry.
Understanding This Metric
Market capitalization sums the market value of all outstanding shares. It helps classify International Business Machines Corporation by size — mega-cap, large-cap, and mid-cap stocks tend to have different liquidity, volatility, and index inclusion profiles. Size alone does not determine quality, but it frames risk and how widely the stock is held.
Sector Comparison
Among Technology names on our S&P 100 coverage, International Business Machines Corporation's market cap of $279.90B can be compared with peers such as NVDA ($5.11T), AAPL ($4.58T), MSFT ($3.34T). Sector context helps interpretation, but each company's growth profile and balance sheet differ — use multiple metrics before drawing conclusions. View all Technology stocks.
Key Takeaways
- IBM is grouped in the Technology sector for peer comparisons.
- Recent beta of 0.58 suggests lower-than-market price sensitivity.
- Trailing profit margin of 15.6% provides context for how much earnings support the headline multiple.
Related Tools & Guides
Explore calculators and guides connected to this metric, or view all metrics for IBM.
Calculated Market Cap
$279.90B
Sector
Technology
Other IBM Metrics
Frequently Asked Questions
What is IBM's market capitalization?
Market cap is the total market value of all outstanding shares. International Business Machines Corporation's market cap is about $279.90B on this page's data date.
Is IBM a mega/large/mid/small cap?
With roughly $279.90B in market cap, International Business Machines Corporation falls in the mega-cap category in our size buckets (mega ≥$200B, large ≥$10B, mid ≥$2B). Size affects liquidity, index weight, and typical volatility.
How does market cap relate to IBM's risk profile?
Larger caps tend to have broader analyst coverage and deeper trading; smaller caps can offer growth but with higher idiosyncratic risk. Use market cap together with debt, cash flow, and Technology position — not alone.
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