APH vs. SEI
APH (Amphenol Corporation) and SEI (Solaris Energy Infrastructure, Inc) are both stocks. APH operates in Electronic Components (Technology), while SEI operates in Oil & Gas Equipment & Services (Energy). Over the past 5 years, APH returned 35.99%/yr vs 47.96%/yr for SEI. Their 0.30 correlation means their historical movements had little consistent relationship.
Performance
APH vs. SEI - Performance Comparison
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Returns By Period
In the year-to-date period, APH achieves a 19.33% return, which is significantly higher than SEI's 12.30% return.
APH
- 1D
- 0.55%
- 1M
- -6.69%
- 6M
- 11.92%
- YTD
- 19.33%
- 1Y
- 51.91%
- 3Y*
- 54.89%
- 5Y*
- 35.99%
- 10Y*
- 28.28%
- ALL TIME*
- 22.91%
SEI
- 1D
- 0.25%
- 1M
- -29.98%
- 6M
- -6.46%
- YTD
- 12.30%
- 1Y
- 58.96%
- 3Y*
- 73.99%
- 5Y*
- 47.96%
- 10Y*
- —
- ALL TIME*
- 20.73%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.19B | $1.10B | $1.42B | |
| $200.05M | $228.81M | $190.63M |
APH vs. SEI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
APH Amphenol Corporation | 19.33% | 96.08% | 41.30% | 31.85% | -11.96% | 35.25% | 22.09% | 34.91% | -6.82% | 21.70% |
SEI Solaris Energy Infrastructure, Inc | 12.30% | 62.29% | 277.66% | -15.75% | 57.46% | -15.55% | -38.09% | 19.10% | -43.06% | 75.35% |
Correlation
The correlation between APH and SEI is 0.38, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.38 |
Correlation (3Y) Balances recent behavior with more history. | 0.32 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.30 |
Correlation (All Time) Calculated using the full available price history since May 12, 2017 | 0.30 |
Fundamentals
APH:
$197.70B
SEI:
$3.15B
APH:
$4.00
SEI:
$0.97
APH:
40.15
SEI:
52.86
APH:
7.13
SEI:
3.54
APH:
13.38
SEI:
3.26
APH:
$29.01B
SEI:
$692.11M
APH:
$11.17B
SEI:
$235.28M
APH:
$9.37B
SEI:
$249.65M
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Return for Risk
APH vs. SEI — Risk / Return Rank
APH
SEI
APH vs. SEI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amphenol Corporation (APH) and Solaris Energy Infrastructure, Inc (SEI). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| APH | SEI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.42 | ||
| Sortino ratioReturn per unit of downside risk | +0.18 | ||
| Omega ratioGain probability vs. loss probability | 1.22 | 1.18 | +0.04 |
| Calmar ratioReturn relative to maximum drawdown | 1.85 | 1.24 | +0.61 |
| Martin ratioReturn relative to average drawdown | 4.55 | 4.72 | -0.17 |
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Drawdowns
APH vs. SEI - Drawdown Comparison
The maximum APH drawdown since its inception was -63.41%, smaller than the maximum SEI drawdown of -79.49%. Use the drawdown chart below to compare losses from any high point for APH and SEI.
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Drawdown Indicators
| APH | SEI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -63.41% | -79.49% | +16.08% |
Max Drawdown (1Y)Largest decline over 1 year | -28.19% | -47.61% | +19.42% |
Max Drawdown (3Y)Largest decline over 3 years | -28.19% | -55.37% | +27.18% |
Max Drawdown (5Y)Largest decline over 5 years | -28.73% | -55.37% | +26.64% |
Max Drawdown (10Y)Largest decline over 10 years | -37.56% | — | — |
Current DrawdownCurrent decline from peak | -8.86% | -37.97% | +29.11% |
Average DrawdownAverage peak-to-trough decline | -13.54% | -38.32% | +24.78% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 11.44% | 12.78% | -1.34% |
Volatility
APH vs. SEI - Volatility Comparison
The current volatility for Amphenol Corporation (APH) is 13.69%, while Solaris Energy Infrastructure, Inc (SEI) has a volatility of 30.50%. This indicates that APH experiences smaller price fluctuations and is considered to be less risky than SEI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| APH | SEI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.69% | 30.50% | -16.81% |
Volatility (6M)Calculated over the trailing 6-month period | 35.63% | 57.43% | -21.80% |
Volatility (1Y)Calculated over the trailing 1-year period | 44.23% | 77.63% | -33.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 31.52% | 68.06% | -36.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.33% | 62.88% | -34.55% |
Dividends
APH vs. SEI - Dividend Comparison
APH's dividend yield for the trailing twelve months is around 0.57%, less than SEI's 0.93% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
APH Amphenol Corporation | 0.57% | 0.55% | 0.79% | 1.07% | 1.06% | 0.89% | 0.80% | 0.89% | 1.09% | 0.80% | 0.86% | 1.01% |
SEI Solaris Energy Infrastructure, Inc | 0.93% | 1.04% | 1.67% | 5.65% | 4.23% | 6.41% | 5.16% | 2.89% | 0.83% | 0.00% | 0.00% | 0.00% |
Financials
APH vs. SEI - Financials Comparison
This section allows you to compare key financial metrics between Amphenol Corporation and Solaris Energy Infrastructure, Inc. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
APH vs. SEI - Profitability Comparison
APH - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Amphenol Corporation reported a gross profit of 3.55B and revenue of 8.76B. Therefore, the gross margin over that period was 40.5%.
SEI - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Solaris Energy Infrastructure, Inc reported a gross profit of 72.72M and revenue of 196.24M. Therefore, the gross margin over that period was 37.1%.
APH - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Amphenol Corporation reported an operating income of 2.58B and revenue of 8.76B, resulting in an operating margin of 29.5%.
SEI - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Solaris Energy Infrastructure, Inc reported an operating income of 50.56M and revenue of 196.24M, resulting in an operating margin of 25.8%.
APH - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Amphenol Corporation reported a net income of 1.77B and revenue of 8.76B, resulting in a net margin of 20.2%.
SEI - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Solaris Energy Infrastructure, Inc reported a net income of 21.44M and revenue of 196.24M, resulting in a net margin of 10.9%.
Frequently Asked Questions
APH and SEI have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SEI has higher volatility (30.50%) compared to APH (13.69%). In terms of maximum drawdown, APH dropped -63.41% vs SEI's -79.49%.
APH currently has the higher Sharpe Ratio (1.18 vs 0.76), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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