Penguin Solutions (PENG) vs Ultra Clean (UCTT)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Penguin Solutions (PENG) has outperformed Ultra Clean (UCTT) over the past year, gaining 215.6% versus a gain of 138.1%. Over five years, PENG leads with a +167.4% price change compared with +51.5% for UCTT. Penguin Solutions is the larger company by market cap ($3.67 billion vs $3.06 billion), about 1.2 times the size.
On valuation, Ultra Clean trades at a lower forward P/E (10.8x vs 13.7x for Penguin Solutions). Penguin Solutions converts more of its revenue into profit, with a net margin of 1.9% versus -8.8%.
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 | PENG | UCTT |
|---|---|---|
| Share price | $71.57 | $67.58 |
| Market cap | $3.67B | $3.06B |
| 1-day change | -1.43% | -5.38% |
| YTD return | +265.90% | +166.80% |
| 1-year return | +215.63% | +138.13% |
| 5-year return | +167.40% | +51.49% |
| P/E ratio (TTM) | 27.53 | — |
| Forward P/E | 13.73 | 10.82 |
| EPS (TTM) | $2.60 | $-0.51 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| Revenue (latest FY) | $1.37B | $2.05B |
| Revenue growth (YoY) | +16.91% | -2.08% |
| Net income (latest FY) | $25.39M | $-181.20M |
| Gross margin | 28.80% | 15.72% |
| Operating margin | 4.25% | -5.23% |
| Net margin | 1.85% | -8.82% |
| 52-week high | $89.86 | $144.22 |
| 52-week low | $16.04 | $21.49 |
| Distance from 52-week high | -20.35% | -53.14% |
| Analyst consensus | buy | strong_buy |
| Avg. price target upside | +16.77% | +98.28% |
| Average volume | 2.80M | 1.12M |
| Shares outstanding | 51.24M | 45.28M |
| Employees | — | 6,948 |
| 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
- PENG has outperformed UCTT by 77.5 percentage points over the past year.
- Penguin Solutions is more profitable, keeping 1.9 cents of every revenue dollar as net income versus -8.8 cents for Ultra Clean.
- Penguin Solutions grew revenue faster in its latest fiscal year (+16.91% vs -2.08%).
About Penguin Solutions
PENG stock →Penguin Solutions, Inc. designs, builds, deploys and manages enterprise solutions worldwide.
Technology · Semiconductors
About Ultra Clean
UCTT stock →Ultra Clean Holdings, Inc. develops and supplies critical subsystems, components and parts, and cleaning and analytical services for the semiconductor industry in the United States and internationally.
Technology · Semiconductors · 6,948 employees
PENG vs UCTT FAQ
Which is bigger, Penguin Solutions or Ultra Clean?
Penguin Solutions (PENG) is larger, with a market capitalization of $3.67B compared with $3.06B for Ultra Clean (UCTT).
Which stock has performed better over the past year, PENG or UCTT?
PENG returned +215.63% over the past 12 months, compared with +138.13% for UCTT (price return, excluding dividends). Past performance does not predict future results.
Are Penguin Solutions and Ultra Clean in the same industry?
Yes. Both are classified in the Semiconductors industry within the Technology sector.