Allegro MicroSystems (ALGM) vs FormFactor FormFactor (FORM)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
FormFactor FormFactor (FORM) has outperformed Allegro MicroSystems (ALGM) over the past year, gaining 260.0% versus a gain of 34.7%. Over five years, FORM leads with a +288.7% price change compared with +18.1% for ALGM. FormFactor FormFactor is the larger company by market cap ($10.87 billion vs $6.70 billion), about 1.6 times the size, while Allegro MicroSystems is growing revenue faster (+22.8% vs +2.8%).
On valuation, Allegro MicroSystems trades at a lower forward P/E (24.3x vs 36.7x for FormFactor FormFactor). FormFactor FormFactor converts more of its revenue into profit, with a net margin of 6.9% versus -1.7%.
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 | ALGM | FORM |
|---|---|---|
| Share price | $35.94 | $139.16 |
| Market cap | $6.70B | $10.87B |
| 1-day change | -2.96% | -0.46% |
| YTD return | +40.37% | +150.63% |
| 1-year return | +34.65% | +260.03% |
| 5-year return | +18.12% | +288.66% |
| P/E ratio (TTM) | 598.92 | 95.97 |
| Forward P/E | 24.30 | 36.75 |
| EPS (TTM) | $0.06 | $1.45 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| Revenue (latest FY) | $890.10M | $784.99M |
| Revenue growth (YoY) | +22.77% | +2.80% |
| Net income (latest FY) | $-14.90M | $54.36M |
| Gross margin | 46.28% | 39.34% |
| Operating margin | 2.08% | 7.27% |
| Net margin | -1.67% | 6.93% |
| 52-week high | $71.77 | $160.27 |
| 52-week low | $22.41 | $37.14 |
| Distance from 52-week high | -49.93% | -13.17% |
| Analyst consensus | strong_buy | buy |
| Avg. price target upside | +51.44% | +10.58% |
| Average volume | 2.37M | 1.46M |
| Shares outstanding | 186.40M | 78.12M |
| Employees | 4,250 | 2,153 |
| 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
- FORM has outperformed ALGM by 225.4 percentage points over the past year.
- Allegro MicroSystems trades at a higher earnings multiple (598.9x vs 96.0x trailing P/E).
- FormFactor FormFactor is more profitable, keeping 6.9 cents of every revenue dollar as net income versus -1.7 cents for Allegro MicroSystems.
- Allegro MicroSystems grew revenue faster in its latest fiscal year (+22.77% vs +2.80%).
About Allegro MicroSystems
ALGM stock →Allegro MicroSystems, Inc., together with its subsidiaries, designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific power ICs for sensing, motion control, and power management functions of complex electromechanical or power conversion systems. Its products include magnetic sensor ICs, such as position, speed, and electric current sensor ICs; and power ICs comprising motor driver ICs, such as regulator, power management ICs, and LED driver ICs, and isolated gate drivers.
Technology · Semiconductors · 4,250 employees
About FormFactor FormFactor
FORM stock →FormFactor, Inc. designs, manufactures, and sells probe cards, analytical probes, probe stations, thermal systems, cryogenic systems, and related services in the United States, South Korea, Taiwan, China, Japan, Singapore, Europe, Malaysia, and internationally.
Technology · Semiconductors · 2,153 employees
ALGM vs FORM FAQ
Which is bigger, Allegro MicroSystems or FormFactor FormFactor?
FormFactor FormFactor (FORM) is larger, with a market capitalization of $10.87B compared with $6.70B for Allegro MicroSystems (ALGM).
Which stock has performed better over the past year, ALGM or FORM?
FORM returned +260.03% over the past 12 months, compared with +34.65% for ALGM (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, ALGM or FORM?
FORM has the lower trailing P/E at 96.0, versus 598.9 for ALGM. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Are Allegro MicroSystems and FormFactor FormFactor in the same industry?
Yes. Both are classified in the Semiconductors industry within the Technology sector.