Astera Labs (ALAB) vs Arm (ARM)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Arm (ARM) has outperformed Astera Labs (ALAB) over the past year, gaining 84.7% versus a gain of 80.2%. Arm is the larger company by market cap ($314.39 billion vs $66.31 billion), about 4.7 times the size, while Astera Labs is growing revenue faster (+115.1% vs +22.8%). On valuation, Astera Labs trades at a lower forward P/E (59.8x vs 96.1x for Arm).
Astera Labs converts more of its revenue into profit, with a net margin of 25.7% versus 18.4%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | ALAB | ARM |
|---|---|---|
| Share price | $382.25 | $294.37 |
| Market cap | $66.31B | $314.39B |
| 1-day change | -1.94% | -2.71% |
| YTD return | +129.77% | +169.30% |
| 1-year return | +80.22% | +84.74% |
| P/E ratio (TTM) | 188.30 | 303.47 |
| Forward P/E | 59.79 | 96.11 |
| EPS (TTM) | $2.03 | $0.97 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| Revenue (latest FY) | $852.52M | $4.92B |
| Revenue growth (YoY) | +115.13% | +22.79% |
| Net income (latest FY) | $219.13M | $904.00M |
| Gross margin | 75.69% | 97.54% |
| Operating margin | 20.34% | 18.29% |
| Net margin | 25.70% | 18.37% |
| 52-week high | $499.48 | $452.70 |
| 52-week low | $97.89 | $100.02 |
| Distance from 52-week high | -23.47% | -34.97% |
| Analyst consensus | buy | buy |
| Avg. price target upside | +2.01% | -1.24% |
| Average volume | 4.15M | 5.25M |
| Shares outstanding | 173.49M | 1.07B |
| Employees | 756 | 9,584 |
| Sector | Technology | Technology |
| Industry | Semiconductors | Semiconductors |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- Arm is about 4.7 times larger than Astera Labs by market value ($314.39B vs $66.31B).
- Arm trades at a higher earnings multiple (303.5x vs 188.3x trailing P/E).
- Astera Labs is more profitable, keeping 25.7 cents of every revenue dollar as net income versus 18.4 cents for Arm.
- Astera Labs grew revenue faster in its latest fiscal year (+115.13% vs +22.79%).
About Astera Labs
ALAB stock →Astera Labs, Inc. designs, manufactures, and sells semiconductor-based connectivity solutions for cloud and AI infrastructure in Taiwan and the United States.
Technology · Semiconductors · 756 employees
About Arm
ARM stock →Arm Holdings plc researches, develops, licenses, and markets central processing unit (CPU) intellectual property (IP), graphics processing unit IP, systems IP, compute subsystems (CSS), and associated software, tools and related services. The company provides a product portfolio, including CPU IP, GPU and neural processing unit (NPU) accelerators, system IP such as interconnects, compute platform products including pre-integrated CSSs, and development tools and software.
Technology · Semiconductors · 9,584 employees
ALAB vs ARM FAQ
Which is bigger, Astera Labs or Arm?
Arm (ARM) is larger, with a market capitalization of $314.39B compared with $66.31B for Astera Labs (ALAB).
Which stock has performed better over the past year, ALAB or ARM?
ARM returned +84.74% over the past 12 months, compared with +80.22% for ALAB (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, ALAB or ARM?
ALAB has the lower trailing P/E at 188.3, versus 303.5 for ARM. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Are Astera Labs and Arm in the same industry?
Yes. Both are classified in the Semiconductors industry within the Technology sector.