APH vs. AMSC
APH (Amphenol Corporation) and AMSC (American Superconductor Corporation) are both stocks. APH operates in Electronic Components (Technology), while AMSC operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, APH returned 26.67%/yr vs 17.27%/yr for AMSC. At a 0.29 correlation, their price movements are largely independent.
Performance
APH vs. AMSC - Performance Comparison
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Returns By Period
In the year-to-date period, APH achieves a 6.47% return, which is significantly lower than AMSC's 50.59% return. Over the past 10 years, APH has outperformed AMSC with an annualized return of 26.67%, while AMSC has yielded a comparatively lower 17.27% annualized return.
APH
- 1D
- 3.45%
- 1M
- 12.16%
- YTD
- 6.47%
- 6M
- 2.93%
- 1Y
- 54.90%
- 3Y*
- 55.57%
- 5Y*
- 34.64%
- 10Y*
- 26.67%
AMSC
- 1D
- 2.36%
- 1M
- -21.47%
- YTD
- 50.59%
- 6M
- 33.52%
- 1Y
- 37.67%
- 3Y*
- 91.72%
- 5Y*
- 22.07%
- 10Y*
- 17.27%
APH vs. AMSC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
APH Amphenol Corporation | 6.47% | 96.08% | 41.30% | 31.85% | -11.96% | 35.25% | 22.09% | 34.91% | -6.82% | 31.81% |
AMSC American Superconductor Corporation | 50.59% | 16.85% | 121.10% | 202.72% | -66.18% | -53.54% | 198.34% | -29.60% | 207.16% | -50.75% |
Correlation
The correlation between APH and AMSC is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.32 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.40 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.40 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.36 |
Correlation (All Time) Calculated using the full available price history since Dec 13, 1991 | 0.29 |
The correlation between APH and AMSC shifts across timeframes, from 0.29 (all time) to 0.40 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
APH:
$185.20B
AMSC:
$2.03B
APH:
$4.58
AMSC:
$3.05
APH:
31.32
AMSC:
14.22
APH:
1.04
AMSC:
0.03
APH:
7.11
AMSC:
6.36
APH:
13.25
AMSC:
3.65
APH:
$25.90B
AMSC:
$299.15M
APH:
$9.67B
AMSC:
$91.38M
APH:
$7.45B
AMSC:
$19.29M
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Return for Risk
APH vs. AMSC — Risk / Return Rank
APH
AMSC
APH vs. AMSC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amphenol Corporation (APH) and American Superconductor Corporation (AMSC). 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.
| APH | AMSC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.90 | ||
| Sortino ratioReturn per unit of downside risk | +0.63 | ||
| Omega ratioGain probability vs. loss probability | 1.25 | 1.16 | +0.09 |
| Calmar ratioReturn relative to maximum drawdown | 1.96 | 0.62 | +1.34 |
| Martin ratioReturn relative to average drawdown | 5.07 | 1.05 | +4.02 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| APH | AMSC | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.35 | 0.44 | +0.90 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 1.14 | 0.25 | +0.89 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.96 | 0.22 | +0.74 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.63 | -0.04 | +0.67 |
Drawdowns
APH vs. AMSC - Drawdown Comparison
The maximum APH drawdown since its inception was -63.41%, smaller than the maximum AMSC drawdown of -99.57%. Use the drawdown chart below to compare losses from any high point for APH and AMSC.
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Drawdown Indicators
| APH | AMSC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -63.41% | -99.57% | +36.16% |
Max Drawdown (1Y)Largest decline over 1 year | -28.19% | -61.08% | +32.89% |
Max Drawdown (3Y)Largest decline over 3 years | -28.19% | -63.86% | +35.67% |
Max Drawdown (5Y)Largest decline over 5 years | -28.73% | -82.94% | +54.21% |
Max Drawdown (10Y)Largest decline over 10 years | -37.56% | -89.06% | +51.50% |
Current DrawdownCurrent decline from peak | -13.45% | -93.74% | +80.29% |
Average DrawdownAverage peak-to-trough decline | -13.56% | -75.76% | +62.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.87% | 36.14% | -25.27% |
Volatility
APH vs. AMSC - Volatility Comparison
The current volatility for Amphenol Corporation (APH) is 16.86%, while American Superconductor Corporation (AMSC) has a volatility of 21.83%. This indicates that APH experiences smaller price fluctuations and is considered to be less risky than AMSC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| APH | AMSC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 16.86% | 21.83% | -4.97% |
Volatility (6M)Calculated over the trailing 6-month period | 36.53% | 53.09% | -16.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 40.97% | 85.36% | -44.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.54% | 87.23% | -56.69% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.83% | 79.09% | -51.26% |
Dividends
APH vs. AMSC - Dividend Comparison
APH's dividend yield for the trailing twelve months is around 0.58%, while AMSC has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AMSC American Superconductor Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
APH Amphenol Corporation | 0.58% | 0.55% | 0.79% | 1.07% | 1.06% | 0.89% | 0.80% | 0.89% | 1.09% | 0.80% | 0.86% | 1.01% |
Financials
APH vs. AMSC - Financials Comparison
This section allows you to compare key financial metrics between Amphenol Corporation and American Superconductor Corporation. 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. AMSC - Profitability Comparison
APH - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Amphenol Corporation reported a gross profit of 2.80B and revenue of 7.62B. Therefore, the gross margin over that period was 36.8%.
AMSC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, American Superconductor Corporation reported a gross profit of 23.60M and revenue of 86.41M. Therefore, the gross margin over that period was 27.3%.
APH - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Amphenol Corporation reported an operating income of 1.83B and revenue of 7.62B, resulting in an operating margin of 24.0%.
AMSC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, American Superconductor Corporation reported an operating income of -522.00K and revenue of 86.41M, resulting in an operating margin of -0.6%.
APH - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Amphenol Corporation reported a net income of 2.35B and revenue of 7.62B, resulting in a net margin of 30.8%.
AMSC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, American Superconductor Corporation reported a net income of 4.53M and revenue of 86.41M, resulting in a net margin of 5.2%.
Frequently Asked Questions
APH and AMSC have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMSC has higher volatility (21.83%) compared to APH (16.86%). In terms of maximum drawdown, APH dropped -63.41% vs AMSC's -99.57%.
APH currently has the higher Sharpe Ratio (1.35 vs 0.44), 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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