Lam Research Corporation Market Cap
Data as of June 01, 2026
Market Cap
$397.91B
Stock Price
$318.18
Shares Outstanding
$1B
Classification
Mega Cap
How It's Calculated
$397.91B = $318.18 × $1B
What This Means
Lam Research Corporation has a market capitalization of $397.91B, 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 Lam Research Corporation
Lam Research Corporation (LRCX) operates in the Technology sector, specifically in Semiconductor Equipment & Materials. With a market capitalization of about $397.91B, it ranks as a mega-cap stock — one of the largest publicly traded companies.
Shares recently traded near $318.18, within a 52-week range of $80.43 to $333.33 (-4.5% from the high, +295.6% from the low). Beta of 1.82 suggests the stock has been more volatile than the broader market.
Trailing profit margin is about 30.9%, signaling a strong profit margin relative to many peers.
Understanding This Metric
Market capitalization sums the market value of all outstanding shares. It helps classify Lam Research 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, Lam Research Corporation's market cap of $397.91B 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
- LRCX is grouped in the Technology sector for peer comparisons.
- Recent beta of 1.82 suggests higher-than-market price sensitivity.
- Trailing profit margin of 30.9% 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 LRCX.
Calculated Market Cap
$397.91B
Sector
Technology
Other LRCX Metrics
Frequently Asked Questions
What is LRCX's market capitalization?
Market cap is the total market value of all outstanding shares. Lam Research Corporation's market cap is about $397.91B on this page's data date.
Is LRCX a mega/large/mid/small cap?
With roughly $397.91B in market cap, Lam Research 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 LRCX'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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